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Search Results (761)

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Keywords = healthy diet adherence

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20 pages, 4612 KiB  
Article
Effect of a Gluten-Free Diet on the Intestinal Microbiota of Women with Celiac Disease
by M. Mar Morcillo Serrano, Paloma Reche-Sainz, Daniel González-Reguero, Marina Robas-Mora, Rocío de la Iglesia, Natalia Úbeda, Elena Alonso-Aperte, Javier Arranz-Herrero and Pedro A. Jiménez-Gómez
Antibiotics 2025, 14(8), 785; https://doi.org/10.3390/antibiotics14080785 - 2 Aug 2025
Viewed by 235
Abstract
Background/Objectives: Celiac disease (CD) is an autoimmune disorder characterized by small intestinal enteropathy triggered by gluten ingestion, often associated with gut dysbiosis. The most effective treatment is strict adherence to a gluten-free diet (GFD), which alleviates symptoms. This study uniquely integrates taxonomic, [...] Read more.
Background/Objectives: Celiac disease (CD) is an autoimmune disorder characterized by small intestinal enteropathy triggered by gluten ingestion, often associated with gut dysbiosis. The most effective treatment is strict adherence to a gluten-free diet (GFD), which alleviates symptoms. This study uniquely integrates taxonomic, functional, and resistance profiling to evaluate the gut microbiota of women with CD on a GFD. Methods: To evaluate the long-term impact of a GFD, this study analyzed the gut microbiota of 10 women with CD on a GFD for over a year compared to 10 healthy controls with unrestricted diets. Taxonomic diversity (16S rRNA gene sequencing and the analysis of α and β-diversity), metabolic functionality (Biolog EcoPlates®), and antibiotic resistance profiles (Cenoantibiogram) were assessed. Results: Metagenomic analysis revealed no significant differences in taxonomic diversity but highlighted variations in the abundance of specific bacterial genera. Women with CD showed increased proportions of Bacteroides, Streptococcus, and Clostridium, associated with inflammation, but also elevated levels of beneficial genera such as Roseburia, Oxalobacter, and Paraprevotella. Despite no significant differences in metabolic diversity, higher minimum inhibitory concentrations (MICs) in women in the healthy control group suggest that dietary substrates in unrestricted diets may promote the proliferation of fast-growing bacteria capable of rapidly developing and disseminating antibiotic resistance mechanisms. Conclusions: These findings indicate that prolonged adherence to a GFD in CD supports remission of gut dysbiosis, enhances microbiota functionality, and may reduce the risk of antibiotic resistance, emphasizing the importance of dietary management in CD. Full article
(This article belongs to the Special Issue Antibiotic Resistance: A One-Health Approach, 2nd Edition)
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19 pages, 1376 KiB  
Article
The Effect of Short-Term Healthy Ketogenic Diet Ready-To-Eat Meals Versus Healthy Ketogenic Diet Counselling on Weight Loss in Overweight Adults: A Pilot Randomized Controlled Trial
by Melissa Hui Juan Tay, Qai Ven Yap, Su Lin Lim, Yuki Wei Yi Ong, Victoria Chantel Hui Ting Wee and Chin Meng Khoo
Nutrients 2025, 17(15), 2541; https://doi.org/10.3390/nu17152541 - 1 Aug 2025
Viewed by 331
Abstract
Background/Objectives: Conventional ketogenic diets, although effective for weight loss, often contain high total and saturated fat intake, which leads to increased low-density lipoprotein cholesterol (LDL-C). Thus, the Healthy Ketogenic Diet (HKD) was developed to address these concerns. It emphasizes calorie restriction, limiting net [...] Read more.
Background/Objectives: Conventional ketogenic diets, although effective for weight loss, often contain high total and saturated fat intake, which leads to increased low-density lipoprotein cholesterol (LDL-C). Thus, the Healthy Ketogenic Diet (HKD) was developed to address these concerns. It emphasizes calorie restriction, limiting net carbohydrate intake to 50 g per day, prioritizing unsaturated fats, and reducing saturated fat intake. However, adherence to the HKD remains a challenge in urban, time-constrained environments. Therefore, this pilot randomized controlled trial aimed to investigate the effects of Healthy Ketogenic Diet Ready-To-Eat (HKD-RTE) meals (provided for the first month only) versus HKD alone on weight loss and metabolic parameters among overweight adults. Methods: Multi-ethnic Asian adults (n = 50) with a body mass index (BMI) ≥ 27.5 kg/m2 were randomized into the HKD-RTE group (n = 24) and the HKD group (n = 26). Both groups followed the HKD for six months, with the HKD-RTE group receiving HKD-RTE meals during the first month. Five in-person workshops and mobile health coaching through the Nutritionist Buddy Keto app helped to facilitate dietary adherence. The primary outcome was the change in body weight at 6 months. Linear regression was performed on the change from baseline for each continuous outcome, adjusting for demographics and relevant covariates. Logistic regression was performed on binary weight loss ≥ 5%, adjusting for demographics and relevant covariates. Results: In the HKD group, participants’ adherence to the 50 g net carbohydrate target was 15 days, while that in the HKD-RTE group was 19 days over a period of 30 days. Participants’ adherence to calorie targets was 21 days in the HKD group and 23 days in the HKD-RTE. The average compliance with the HKD-RTE meals provided in the HKD-RTE group was 55%. The HKD-RTE group experienced a greater percentage weight loss at 1 month (−4.8 ± 3.0% vs. −1.8 ± 6.2%), although this was not statistically significant. This trend continued up to 6 months, with the HKD-RTE group showing a greater percentage weight reduction (−8.6 ± 6.8% vs. −3.9 ± 8.6%; p = 0.092). At 6 months, the HKD-RTE group had a greater reduction in total cholesterol (−0.54 ± 0.76 mmol/L vs. −0.05 ± 0.56 mmol/L; p = 0.283) and LDL-C (−0.43 ± 0.67 mmol/L vs. −0.03 ± 0.52 mmol/L; p = 0.374) compared to the HKD group. Additionally, the HKD-RTE group exhibited greater reductions in systolic blood pressure (−8.3 ± 9.7 mmHg vs. −5.3 ± 11.0 mmHg), diastolic blood pressure (−7.7 ± 8.8 mmHg vs. −2.0 ± 7.0 mmHg), and HbA1c (−0.3 ± 0.5% vs. −0.1 ± 0.4%) than the HKD group (not statistically significant for any). Conclusions: Both HKD-RTE and HKD led to weight loss and improved metabolic profiles. The HKD-RTE group tended to show more favorable outcomes. Short-term HKD-RTE meal provision may enhance initial weight loss, with sustained long-term effects. Full article
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33 pages, 1782 KiB  
Review
Synthalin, Buformin, Phenformin, and Metformin: A Century of Intestinal “Glucose Excretion” as Oral Antidiabetic Strategy in Overweight/Obese Patients
by Giuliano Pasquale Ramadori
Livers 2025, 5(3), 35; https://doi.org/10.3390/livers5030035 - 31 Jul 2025
Viewed by 118
Abstract
After the first release of synthalin B (dodecamethylenbiguanide) in 1928 and its later retraction in the 1940s in Germany, the retraction of phenformin (N-Phenethylbiguanide) and of Buformin in the USA (but not outside) because of the lethal complication of acidosis seemed to have [...] Read more.
After the first release of synthalin B (dodecamethylenbiguanide) in 1928 and its later retraction in the 1940s in Germany, the retraction of phenformin (N-Phenethylbiguanide) and of Buformin in the USA (but not outside) because of the lethal complication of acidosis seemed to have put an end to the era of the biguanides as oral antidiabetics. The strongly hygroscopic metformin (1-1-dimethylbiguanide), first synthesized 1922 and resuscitated as an oral antidiabetic (type 2 of the elderly) compound first released in 1959 in France and in other European countries, was used in the first large multicenter prospective long-term trial in England in the UKPDS (1977–1997). It was then released in the USA after a short-term prospective trial in healthy overweight “young” type 2 diabetics (mean age 53 years) in 1995 for oral treatment of type 2 diabetes. It was, however, prescribed to mostly multimorbid older patients (above 60–65 years of age). Metformin is now the most used oral drug for type 2 diabetes worldwide. While intravenous administration of biguanides does not have any glucose-lowering effect, their oral administration leads to enormous increase in their intestinal concentration (up to 300-fold compared to that measured in the blood), to reduced absorption of glucose from the diet, to increased excretion of glucose through the stool, and to decrease in insulin serum level through increased hepatic uptake and decreased production. Intravenously injected F18-labeled glucose in metformin-treated type 2 diabetics accumulates in the small and even more in the large intestine. The densitometry picture observed in metformin-treated overweight diabetics is like that observed in patients after bowel-cleansing or chronically taking different types of laxatives, where the accumulated radioactivity can even reach values observed in colon cancer. The glucose-lowering mechanism of action of metformin is therefore not only due to inhibition of glucose uptake in the small intestine but also to “attraction” of glucose from the hepatocyte into the intestine, possibly through the insulin-mediated uptake in the hepatocyte and its secretion into the bile. Furthermore, these compounds have also a diuretic effect (loss of sodium and water in the urine) Acute gastrointestinal side effects accompanied by fluid loss often lead to the drugs’ dose reduction and strongly limit adherence to therapy. Main long-term consequences are “chronic” dehydration, deficiency of vitamin B12 and of iron, and, as observed for all the biguanides, to “chronic” increase in fasting and postprandial lactate plasma level as a laboratory marker of a clinical condition characterized by hypotension, oliguria, adynamia, and evident lactic acidosis. Metformin is not different from the other biguanides: synthalin B, buformin, and phenformin. The mechanism of action of the biguanides as antihyperglycemic substances and their side effects are comparable if not even stronger (abdominal pain, nausea, vomiting, diarrhea, fluid loss) to those of laxatives. Full article
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17 pages, 706 KiB  
Article
A Multicenter Pilot Randomized Trial of a Lifestyle Intervention to Prevent Type 2 Diabetes in High-Risk Individuals
by Raira Pagano, Thatiane Lopes Valentim Di Paschoale Ostolin, Danielle Cristina Fonseca, Aline Marcadenti, Ana Paula Perillo Ferreira Carvalho, Bernardete Weber, Carla Daltro, Enilda Lara, Fernanda Carneiro Marinho Noleto, Josefina Bressan, Jussara Carnevale de Almeida, Malaine Morais Alves Machado, Marcelo Macedo Rogero, Olivia Garbin Koller, Rita de Cássia Santos Soares, Sônia Lopes Pinto, Viviane Sahade, Cleyton Zanardo de Oliveira, Guilherme William Marcelino, Camila Martins Trevisan and Angela Cristine Bersch-Ferreiraadd Show full author list remove Hide full author list
Nutrients 2025, 17(15), 2518; https://doi.org/10.3390/nu17152518 - 31 Jul 2025
Viewed by 203
Abstract
Background: Type 2 diabetes (T2D) is a growing public health concern, particularly in low- and middle-income countries. Although prediabetes is a major risk factor for T2D, it remains largely underdiagnosed and untreated. Structured lifestyle interventions have proven effective in preventing diabetes, but their [...] Read more.
Background: Type 2 diabetes (T2D) is a growing public health concern, particularly in low- and middle-income countries. Although prediabetes is a major risk factor for T2D, it remains largely underdiagnosed and untreated. Structured lifestyle interventions have proven effective in preventing diabetes, but their feasibility within the Brazilian public health system remains unclear. Methods: This multicenter pilot randomized controlled trial assessed the feasibility of a culturally adapted lifestyle intervention (PROVEN-DIA) across the five regions of Brazil. A total of 220 adults at high risk for T2D were randomized to an intervention group or a control group (usual care) and followed for three months. Both groups received similar educational content on healthy eating and physical activity, but the intervention group participated in a structured and personalized lifestyle program with regular follow-up sessions. The primary outcome was adherence to dietary recommendations, assessed using the BALANCE Index—a validated dietary score (range: 0–40) based on the Brazilian Cardioprotective Diet that classifies foods into color-coded groups according to nutritional quality—along with engagement in moderate-to-vigorous physical activity (MVPA). Secondary outcomes included diet quality (DQIR), anthropometric and metabolic parameters. Results: Feasibility was demonstrated by a 93.2% retention rate (n = 205). There was no significant difference in the primary outcome (simultaneous improvement in diet and MVPA). However, the PROVEN-DIA group exhibited significantly greater improvements in diet quality, with a 2.8-point increase in the BALANCE Index (vs. 0.5 in the control, p = 0.03), and a significant improvement in the DQIR (p < 0.001). No significant differences between groups were observed in MVPA, HbA1C, glycaemia, or body weight. Conclusions: The PROVEN-DIA intervention proved feasible within the Brazilian public health context, resulting in significant improvements in dietary quality among individuals at high risk for T2D. A larger trial with longer follow-up is warranted to evaluate its effectiveness in preventing the progression to diabetes. However, to enhance physical activity outcomes, specific adaptations and targeted strategies may be required to better support participant engagement in exercise. Full article
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17 pages, 1264 KiB  
Article
An Emerging Longevity Blue Zone in Sicily: The Case of Caltabellotta and the Sicani Mountains
by Alessandra Errigo, Giovanni Mario Pes, Calogero Caruso, Giulia Accardi, Anna Aiello, Giuseppina Candore and Sonya Vasto
J. Ageing Longev. 2025, 5(3), 26; https://doi.org/10.3390/jal5030026 - 30 Jul 2025
Viewed by 212
Abstract
Blue Zones (BZs) are regions across the world associated with exceptional human longevity, where individuals routinely live into their 90s and beyond. These areas share distinct lifestyle and environmental factors that promote healthy aging. The established BZs include Sardinia, Okinawa, Ikaria, and Nicoya, [...] Read more.
Blue Zones (BZs) are regions across the world associated with exceptional human longevity, where individuals routinely live into their 90s and beyond. These areas share distinct lifestyle and environmental factors that promote healthy aging. The established BZs include Sardinia, Okinawa, Ikaria, and Nicoya, while several “emerging” BZs have been reported in various parts of the globe. This study investigates an area in Sicily for similar longevity patterns. Demographic data from the Italy National Institute of Statistics and local civil registries identify the municipality of Caltabellotta, home to approximately 3000 residents, and the nearby Sicani Mountains as a potential emerging BZ. The area exhibits a significantly higher prevalence of nonagenarians and centenarians compared to national and regional averages. Between 1900 and 1924, the proportion of newborns in Caltabellotta who reached age 90 and above rose from 3.6% to 14%, with 1 out of 166 individuals during this period reaching the age of 100. Historical, dietary, environmental, and sociocultural characteristics align with known BZ traits, including adherence to the Mediterranean diet, physical activity through agrarian routines, strong social cohesion, and minimal environmental pollution. A comparative analysis with the validated Sardinia BZ supports the hypothesis that this Sicilian area may represent an emerging longevity hotspot. Further multidisciplinary investigation is warranted to substantiate these findings. Full article
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14 pages, 244 KiB  
Article
Evaluation of the Relationship Between Job Stress Level, Adherence to the Mediterranean Diet, and Phytochemical Index
by Bengi Çetiner Bingül and Murat Baş
Nutrients 2025, 17(15), 2469; https://doi.org/10.3390/nu17152469 - 29 Jul 2025
Viewed by 170
Abstract
Background/Objectives: Job stress negatively affects physical and psychological health and can lead to behavioral changes such as unhealthy eating. This study aimed to evaluate the relationship between job stress levels, adherence to the Mediterranean diet, and the phytochemical index (PI). Methods: The study [...] Read more.
Background/Objectives: Job stress negatively affects physical and psychological health and can lead to behavioral changes such as unhealthy eating. This study aimed to evaluate the relationship between job stress levels, adherence to the Mediterranean diet, and the phytochemical index (PI). Methods: The study included 200 healthy individuals aged 18–50 working at the Tuzla Gum Factory. Data were collected through demographic and dietary questionnaires, two-day 24-h food records, PI values, and anthropometric measurements. Job stress was assessed using the Job Stress Scale, and Mediterranean diet adherence was assessed with the Mediterranean Diet Adherence Questionnaire. Results: Waist and hip circumference, waist/hip ratio, and BMI were significantly higher in individuals with high levels of job stress (p < 0.01). Unskilled workers reported higher stress than professionals (p < 0.01). Significant differences were found in carbohydrate and fiber intake among males and in energy, protein, carbohydrate, and vitamin A intake among females with varying stress levels (p < 0.01). No significant difference in Mediterranean diet adherence was observed between medium and high stress groups. However, women had higher adherence and PI scores than men (p < 0.01). Diet adherence was better among managers than service-sales and technical staff (p < 0.01). PI scores were higher in medium stress than high stress individuals (p < 0.05) and in those with a higher BMI compared to a normal BMI (p < 0.01). Conclusions: Job stress influences both anthropometric parameters and dietary habits. Effective stress management may improve adherence to the Mediterranean diet and phytochemical intake. Workplace strategies supporting healthy eating behaviors are recommended. Full article
(This article belongs to the Section Clinical Nutrition)
14 pages, 893 KiB  
Article
Unhealthy Ultra-Processed Food, Diet Quality and Adherence to the Mediterranean Diet in Children and Adolescents: The DELICIOUS Project
by Francesca Giampieri, Alice Rosi, Evelyn Frias-Toral, Osama Abdelkarim, Mohamed Aly, Achraf Ammar, Raynier Zambrano-Villacres, Juancho Pons, Laura Vázquez-Araújo, Nunzia Decembrino, Alessandro Scuderi, Alice Leonardi, Lorenzo Monasta, Fernando Maniega Legarda, Ana Mata, Adrián Chacón, Pablo Busó and Giuseppe Grosso
Foods 2025, 14(15), 2648; https://doi.org/10.3390/foods14152648 - 28 Jul 2025
Viewed by 343
Abstract
Background: Western dietary patterns worldwide are increasingly dominated by energy-dense, nutrient-deficient industrial foods, often identified as ultra-processed foods (UPFs). Such products may have detrimental health implications, particularly if nutritionally inadequate. This study aimed to examine the intake of unhealthy UPFs among children and [...] Read more.
Background: Western dietary patterns worldwide are increasingly dominated by energy-dense, nutrient-deficient industrial foods, often identified as ultra-processed foods (UPFs). Such products may have detrimental health implications, particularly if nutritionally inadequate. This study aimed to examine the intake of unhealthy UPFs among children and adolescents from five Mediterranean countries (Italy, Spain, Portugal, Egypt, and Lebanon) involved in the DELICIOUS project and to assess the association with dietary quality indicators. Methods: A survey was conducted with a sample of 2011 parents of children and adolescents aged 6 to 17 years to evaluate their dietary habits. Diet quality was assessed using the Youth Healthy Eating Index (Y-HEI), the KIDMED index to determine adherence to the Mediterranean diet, and compliance with national dietary guidelines. Results: Increased UPF consumption was not inherently associated with healthy or unhealthy specific food groups, although children and adolescents who consumed UPF daily were less likely to exhibit high overall diet quality and adherence to the Mediterranean diet. In all five countries, greater UPF intake was associated with poorer compliance with dietary recommendations concerning fats, sweets, meat, and legumes. Conclusions: Increased UPF consumption among Mediterranean children and adolescents is associated with an unhealthy dietary pattern, possibly marked by a high intake of fats, sweets, and meat, and a low consumption of legumes. Full article
(This article belongs to the Special Issue Food Habits, Nutritional Knowledge, and Nutrition Education)
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17 pages, 1111 KiB  
Article
Evaluation of the Influence of Intervention Tools Used in Nutrition Education Programs: A Mixed Approach
by Luca Muzzioli, Costanza Gimbo, Maria Pintavalle, Silvia Migliaccio and Lorenzo M. Donini
Nutrients 2025, 17(15), 2460; https://doi.org/10.3390/nu17152460 - 28 Jul 2025
Viewed by 214
Abstract
Background: In a global panorama marked by a progressive rise in obesity, metabolic syndrome, and chronic non-communicable disease prevalence, nutrition education (NE) might play a pivotal role in restoring adoption and strengthening adherence to dietary patterns that protect human health. Therefore, the [...] Read more.
Background: In a global panorama marked by a progressive rise in obesity, metabolic syndrome, and chronic non-communicable disease prevalence, nutrition education (NE) might play a pivotal role in restoring adoption and strengthening adherence to dietary patterns that protect human health. Therefore, the primary purpose of this work is to review the existing scientific literature studying NE programs aimed at schoolchildren in the decade 2014–2024 and evaluate the effectiveness of intervention tools. Methods: During the first phase of this research, a qualitative analysis was conducted to track similarity in intervention tools and strategies used in nutrition education programs. In the second phase, a quantitative analysis was carried out, extracting common parameters among studies and assessing their potential influence in improving adherence to the Mediterranean diet (MD). Results: A high degree of heterogeneity was observed in educational program designs and intervention tools, which were usually not properly described and justified. All studies that measured adherence to the MD registered an improvement after the intervention, in some cases even higher than 10%. However, this study found no relationship between common parameters (i.e., number of formal tools, number of non-formal tools, lesson duration, and program length) used in NE and the improvement in students’ adherence to MD. Conclusions: This research has contributed to outlining a general framework of NE and to promoting a systematic approach in this research field. Full article
(This article belongs to the Special Issue Nutrition 3.0: Between Tradition and Innovation)
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14 pages, 927 KiB  
Article
Health Literacy and Nutrition of Adolescent Patients with Inflammatory Bowel Disease
by Hajnalka Krisztina Pintér, Viola Anna Nagy, Éva Csajbókné Csobod, Áron Cseh, Nóra Judit Béres, Bence Prehoda, Antal Dezsőfi-Gottl, Dániel Sándor Veres and Erzsébet Pálfi
Nutrients 2025, 17(15), 2458; https://doi.org/10.3390/nu17152458 - 28 Jul 2025
Viewed by 911
Abstract
Background/Objectives: Nutrition in inflammatory bowel disease (IBD) is a central concern for both patients and healthcare professionals, as it plays a key role not only in daily life but also in disease outcomes. The Mediterranean diet represents a healthy dietary pattern that [...] Read more.
Background/Objectives: Nutrition in inflammatory bowel disease (IBD) is a central concern for both patients and healthcare professionals, as it plays a key role not only in daily life but also in disease outcomes. The Mediterranean diet represents a healthy dietary pattern that may be suitable in many cases of IBD. Among other factors, health literacy (HL) influences patients’ dietary habits and their ability to follow nutritional recommendations. The aim of this study was to assess HL and dietary patterns in adolescent and pediatric patients with IBD. Methods: We conducted a cross-sectional study that included a total of 99 participants (36 patients with IBD receiving biological therapy recruited from a single center and 63 healthy controls). HL was assessed using the Newest Vital Sign (NVS) tool regardless of disease activity, whereas diet quality was evaluated by the KIDMED questionnaire exclusively in patients in remission. Linear regression models were used to evaluate the effects of sex, age and group (patients vs. control) on NVS and KIDMED scores. Results: Most participants (87.9%) had an adequate HL, which was positively associated with age. While the most harmful dietary habits (such as frequent fast-food consumption) were largely absent in the patient group, KIDMED scores indicated an overall poor diet quality. Conclusions: Although HL increased with age and was generally adequate in this cohort, it did not translate into healthier dietary patterns as measured by the KIDMED score. Further research with larger, more diverse samples is needed to clarify the relationship between HL and dietary adherence in adolescents with IBD. Full article
(This article belongs to the Section Pediatric Nutrition)
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42 pages, 914 KiB  
Review
Western Diet and Cognitive Decline: A Hungarian Perspective—Implications for the Design of the Semmelweis Study
by Andrea Lehoczki, Tamás Csípő, Ágnes Lipécz, Dávid Major, Vince Fazekas-Pongor, Boglárka Csík, Noémi Mózes, Ágnes Fehér, Norbert Dósa, Dorottya Árva, Kata Pártos, Csilla Kaposvári, Krisztián Horváth, Péter Varga and Mónika Fekete
Nutrients 2025, 17(15), 2446; https://doi.org/10.3390/nu17152446 - 27 Jul 2025
Viewed by 584
Abstract
Background: Accelerated demographic aging in Hungary and across Europe presents significant public health and socioeconomic challenges, particularly in preserving cognitive function and preventing neurodegenerative diseases. Modifiable lifestyle factors—especially dietary habits—play a critical role in brain aging and cognitive decline. Objective: This narrative review [...] Read more.
Background: Accelerated demographic aging in Hungary and across Europe presents significant public health and socioeconomic challenges, particularly in preserving cognitive function and preventing neurodegenerative diseases. Modifiable lifestyle factors—especially dietary habits—play a critical role in brain aging and cognitive decline. Objective: This narrative review explores the mechanisms by which Western dietary patterns contribute to cognitive impairment and neurovascular aging, with specific attention to their relevance in the Hungarian context. It also outlines the rationale and design of the Semmelweis Study and its workplace-based health promotion program targeting lifestyle-related risk factors. Methods: A review of peer-reviewed literature was conducted focusing on Western diet, cognitive decline, cerebrovascular health, and dietary interventions. Emphasis was placed on mechanistic pathways involving systemic inflammation, oxidative stress, endothelial dysfunction, and decreased neurotrophic support. Key findings: Western dietary patterns—characterized by high intakes of saturated fats, refined sugars, ultra-processed foods, and linoleic acid—are associated with elevated levels of 4-hydroxynonenal (4-HNE), a lipid peroxidation product linked to neuronal injury and accelerated cognitive aging. In contrast, adherence to Mediterranean dietary patterns—particularly those rich in polyphenols from extra virgin olive oil and moderate red wine consumption—supports neurovascular integrity and promotes brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF) activity. The concept of “cognitive frailty” is introduced as a modifiable, intermediate state between healthy aging and dementia. Application: The Semmelweis Study is a prospective cohort study involving employees of Semmelweis University aged ≥25 years, collecting longitudinal data on dietary, psychosocial, and metabolic determinants of aging. The Semmelweis–EUniWell Workplace Health Promotion Model translates these findings into practical interventions targeting diet, physical activity, and cardiovascular risk factors in the workplace setting. Conclusions: Improving our understanding of the diet–brain health relationship through population-specific longitudinal research is crucial for developing culturally tailored preventive strategies. The Semmelweis Study offers a scalable, evidence-based model for reducing cognitive decline and supporting healthy aging across diverse populations. Full article
(This article belongs to the Section Nutrition and Public Health)
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18 pages, 1459 KiB  
Article
Observance of the Atlantic Diet in a Healthy Population from Galicia (NW Spain): A Comparative Study Using a New Scale-Based Procedure to Assess Adherence
by Inés Rivas-Fernández, Paula Roade-Pérez, Marta López-Alonso, Víctor Pereira-Lestayo, Rafael Monte-Secades, Rosa Argüeso-Armesto and Carlos Herrero-Latorre
Foods 2025, 14(15), 2614; https://doi.org/10.3390/foods14152614 - 25 Jul 2025
Viewed by 276
Abstract
The Atlantic Diet (AD) is based on traditional dietary patterns in Galicia (northwestern Spain) and northern Portugal and is known for its health benefits. The AD focuses on fresh, local, and seasonal foods, especially fish, seafood, vegetables, legumes, whole grains, fruit, olive oil, [...] Read more.
The Atlantic Diet (AD) is based on traditional dietary patterns in Galicia (northwestern Spain) and northern Portugal and is known for its health benefits. The AD focuses on fresh, local, and seasonal foods, especially fish, seafood, vegetables, legumes, whole grains, fruit, olive oil, and a moderate consumption of wine. However, it has received less attention from researchers than other dietary patterns. The present study had two main objectives: (i) to evaluate the dietary habits of a Galician population in relation to the AD and (ii) to create a numerical index to measure adherence to the AD. In 2022, a validated food frequency questionnaire was administered to 500 healthy adults living in Galicia. The data on participants’ dietary habits showed notable deviations from the ideal AD, especially regarding consumption of fruits, grains, and seafood. However, an adequate intake of legumes and nuts was observed, along with a reduction in the consumption of processed foods (except among younger participants) relative to that revealed in previous surveys. To assess adherence to the diet, statistical and chemometric analyses were applied, leading to the development of a new index: the Atlantic Diet Scale (ADS). The ADS was compared with three existing tools and proved to be a simple, flexible, and effective method for assessing dietary adherence based on optimal intake levels across food groups. When applied to dietary data, the ADS yielded adherence levels similar to two of the three traditional methods, with some differences relative to the third. These findings highlight the need for standardized evaluation tools, including clear definitions of food groups and consistent scoring systems, to better assess and promote adherence to the Atlantic Diet. Full article
(This article belongs to the Section Food Nutrition)
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11 pages, 578 KiB  
Article
Effectiveness of a Nutrition Education Programme on Nutritional Knowledge in Young Football Players: A Pilot Study
by Filipa Vicente, Leandro Anastácio, Andreia Monteiro, José Brito, Renata Ramalho and Paula Pereira
Nutrients 2025, 17(15), 2404; https://doi.org/10.3390/nu17152404 - 23 Jul 2025
Viewed by 405
Abstract
Background: Adequate nutrition is fundamental to the health and performance of young athletes. However, many fail to meet nutritional recommendations. Nutrition education programmes are promising, cost-effective strategies for improving dietary habits. However, research gaps persist, coupled with notable variability amongst the intervention programmes [...] Read more.
Background: Adequate nutrition is fundamental to the health and performance of young athletes. However, many fail to meet nutritional recommendations. Nutrition education programmes are promising, cost-effective strategies for improving dietary habits. However, research gaps persist, coupled with notable variability amongst the intervention programmes targeting youth athletes. The aim of this study was to assess the nutritional knowledge of Portuguese youth athletes and to evaluate the effectiveness of a nutrition education programme in improving football players’ understanding of a healthy diet. Methods: Participants were recruited from a local football club through public announcement. Male youth football players aged 13 to 18 years, training at least 3 times per week and competing regularly over the past six months, were eligible. The baseline assessment included anthropometric measurements, an assessment of the adherence to the Mediterranean diet using the KIDMED questionnaire, and an assessment of general and sports nutrition knowledge via a structured questionnaire. Following the intervention—comprising three face-to-face educational sessions and two digital infographics—the KIDMED and nutrition knowledge questionnaires were re-administered. Results: A sample of 38 male footballers were eligible for this study. Most participants exhibited a healthy body weight, with a corresponding adequate body composition. The mean KIDMED score indicated moderate adherence to the Mediterranean diet with no statistically significant difference between the baseline and post-intervention (6.79 ± 1.52 versus 6.97 ± 2.01, p > 0.05). There was a significant enhancement in overall nutrition knowledge, accompanied by notable improvements in the comprehension of macro- and micronutrient sources and sports nutrition principles. Conclusions: This pilot programme proved effective in enhancing young football players’ knowledge of nutrient sources and sports nutrition. Full article
(This article belongs to the Special Issue Fueling the Future: Advances in Sports Nutrition for Young Athletes)
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21 pages, 2627 KiB  
Article
A Low-Gluten Diet Reduces the Abundance of Potentially Beneficial Bacteria in Healthy Adult Gut Microbiota
by Eve Delmas, Rea Bingula, Christophe Del’homme, Nathalie Meunier, Aurélie Caille, Noëlle Lyon-Belgy, Ruddy Richard, Maria Gloria Do Couto, Yohann Wittrant and Annick Bernalier-Donadille
Nutrients 2025, 17(15), 2389; https://doi.org/10.3390/nu17152389 - 22 Jul 2025
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Abstract
Background/Objectives: An increasing number of apparently healthy individuals are adhering to a gluten-free lifestyle without any underlying medical indications, although the evidence for the health benefits in these individuals remains unclear. Although it has already been shown that a low- or gluten-free diet [...] Read more.
Background/Objectives: An increasing number of apparently healthy individuals are adhering to a gluten-free lifestyle without any underlying medical indications, although the evidence for the health benefits in these individuals remains unclear. Although it has already been shown that a low- or gluten-free diet alters the gut microbiota, few studies have examined the effects of this diet on healthy subjects. Therefore, our aim was to evaluate whether and how a prolonged low-gluten diet impacts gut microbiota composition and function in healthy adults, bearing in mind its intimate link to the host’s health. Methods: Forty healthy volunteers habitually consuming a gluten-containing diet (HGD, high-gluten diet) were included in a randomised control trial consisting of two successive 8-week dietary intervention periods on a low-gluten diet (LGD). After each 8-week period, gut microbiota composition was assessed by 16S rRNA gene sequencing, molecular quantification by qPCR, and a cultural approach, while its metabolic capacity was evaluated through measuring faecal fermentative metabolites by 1H NMR. Results: A prolonged period of LGD for 16 weeks reduced gut microbiota richness and decreased the relative abundance of bacterial species with previously reported potential health benefits such as Akkermansia muciniphila and Bifidobacterium sp. A decrease in certain plant cell wall polysaccharide-degrading species was also observed. While there was no major modification affecting the main short-chain fatty acid profiles, the concentration of the intermediate metabolite, ethanol, was increased in faecal samples. Conclusions: A 16-week LGD significantly altered both composition and metabolic production of the gut microbiota in healthy individuals, towards a more dysbiotic profile previously linked to adverse effects on the host’s health. Therefore, the evaluation of longer-term LDG would consolidate these results and enable a more in-depth examination of its impact on the host’s physiology, immunity, and metabolism. Full article
(This article belongs to the Section Nutrition and Public Health)
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30 pages, 4839 KiB  
Article
Acceptability of a Colorectal Cancer-Preventive Diet Promoting Red Meat Reduction and Increased Fiber and Micronutrient Intake: A Cross-Sectional Study in Romanian Adults
by Marius-Cătălin Belean, Teodor-Andrei Maghiar, Anca-Maria Căpraru, Andreea-Adriana Neamțu, Dan Iliescu, Valentin-Cristian Iovin, Flaviu-Ionuț Faur, Meda-Ada Bugi, Alina Totorean, Sorina Tăban, Sorin Dema, Cristina-Adriana Dehelean, Bogdan Dan Totolici, Ovidiu Laurian Pop, Octavian Crețu and Carmen Neamțu
Nutrients 2025, 17(14), 2386; https://doi.org/10.3390/nu17142386 - 21 Jul 2025
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Abstract
Background/Objectives: Colorectal cancer is a leading cause of cancer-related death worldwide, with rising incidence in younger adults. Unhealthy diets high in red and processed meat and low in fiber are key modifiable risk factors, highlighting the need for preventive nutritional strategies targeting [...] Read more.
Background/Objectives: Colorectal cancer is a leading cause of cancer-related death worldwide, with rising incidence in younger adults. Unhealthy diets high in red and processed meat and low in fiber are key modifiable risk factors, highlighting the need for preventive nutritional strategies targeting CRC through dietary interventions. Methods: A one-day sample diet for colorectal cancer prevention, consisting of fiber-rich meals excluding red meat and incorporating whole grains, legumes, vegetables, fruits, nuts, and lean protein alternatives (such as fish and poultry), was developed. Its acceptability was assessed in a cross-sectional study using an online questionnaire among healthy Romanian adults aged 18–50, with a total of 395 included participants. Results: Of the 395 respondents meeting the inclusion criteria (aged 18–50, no cancer or chronic gastrointestinal disorders), 63.5% were females, predominantly urban (90.1%), and highly educated. Mean age was 32.4 years; mean BMI was 25.07 kg/m2. The proposed colorectal cancer-preventive diet was rated as “quite attractive” and “very attractive” by 74.9% of participants. All meals received high ratings, with dinner and the first snack being most favored. Most respondents (77.2%) found the diet satisfying and the satiety level and energy adequate, and 90.4% were willing to adopt it at least a few times per week. Financial accessibility was affirmed by 77.2% of the respondents. However, 61.8% reported difficulty eliminating red meat consumption. Female participants rated the diet significantly more attractive than males did (p = 0.041). Willingness to adopt the diet strongly correlated with higher acceptability (p < 0.0001), while BMI and education level showed no significant effect. Conclusions: The proposed colorectal cancer-preventive diet was well accepted by Romanian adults aged 18–50, with higher receptivity among women and those with higher education; willingness to adopt the diet at least a few days per week was high, especially among those psychologically ready for dietary change, while key barriers included red meat reduction and perceived cost, underscoring the need for gender-sensitive, culturally adapted interventions and further research on long-term adherence and clinical impact. Full article
(This article belongs to the Special Issue Nutrition and Dietary Guidelines for Colorectal Cancer Patients)
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15 pages, 1159 KiB  
Article
Growing Pains and Dietary Habits in Young Athletes: A Cross-Sectional Survey
by Carlos Elvira-Aranda, José Antonio Pérez-Turpin, Concepción Suárez-Llorca, Maite Pérez and Roser De-Castellar
Nutrients 2025, 17(14), 2384; https://doi.org/10.3390/nu17142384 - 21 Jul 2025
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Abstract
Background/Objectives: Growing pains are a common cause of recurrent limb pain in children, but their etiology remains unclear. Physical activity and nutrition are important factors for musculoskeletal health, but their specific relationship with growing pains has not been well established in young [...] Read more.
Background/Objectives: Growing pains are a common cause of recurrent limb pain in children, but their etiology remains unclear. Physical activity and nutrition are important factors for musculoskeletal health, but their specific relationship with growing pains has not been well established in young athletes. This study aimed to assess the prevalence of growing pains in child and adolescent athletes and evaluate their adherence to the Mediterranean Diet. Methods: A cross-sectional study was conducted with 916 athletes aged 8–17 years from sports academies in Alicante, Spain. Data were collected via an online survey assessing demographics, pain types, and adherence to the Mediterranean diet. Results: Self-reported pain was highly prevalent, affecting 78.5% of children and 93.5% of adolescents. Musculoskeletal and nocturnal pain increased with age, with nocturnal pain significantly more frequent in girls among children (p < 0.001). Additionally, 32.6% of children and 51.9% of adolescents had received a formal diagnosis of growing pains. Despite this, only 13.7% reported using analgesics, with no significant gender differences. Adherence to the Mediterranean diet was mostly moderate, with children reporting higher fruit and vegetable intake than adolescents, while adolescents consumed more healthy fats and carbohydrates, and participants without pain showed overall healthier dietary patterns. Conclusions: Idiopathic musculoskeletal pain is highly prevalent among young athletes, and their adherence to a healthy diet is suboptimal, challenging the assumption that physically active children maintain well-balanced diets. This underscores the importance of early nutritional education as a strategy to support musculoskeletal health and reduce pain in physically active youth. Full article
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