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Search Results (112)

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Keywords = Ayurvedic medicine

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14 pages, 258 KiB  
Article
Beyond Borders: Mindol Qutuɣtu and His Early Approach to Combined Medical Practice
by Tsetsenbaatar Gunsennyam, Batsaikhan Norov, Alimaa Tugjamba and Chimedragchaa Chimedtseren
Religions 2025, 16(7), 807; https://doi.org/10.3390/rel16070807 - 20 Jun 2025
Viewed by 441
Abstract
The spread of Tibetan Buddhism in Mongolia brought with it a wealth of Buddhist knowledge. Over time, Mongolian scholars and practitioners engaged with this knowledge and produced numerous works encompassing Buddhist learning, particularly in medicine. A prominent figure in this intellectual landscape is [...] Read more.
The spread of Tibetan Buddhism in Mongolia brought with it a wealth of Buddhist knowledge. Over time, Mongolian scholars and practitioners engaged with this knowledge and produced numerous works encompassing Buddhist learning, particularly in medicine. A prominent figure in this intellectual landscape is the Fourth Mindol Nomun Khan, Jambalchoijidanzanperenley (1789–1839), commonly known as Mindol Qutuɣtu (or Mindol Hutugtu). Despite being recognized for his remarkable contributions to the development of Mongolian medicine, considerable uncertainty has surrounded Mindol Qutuɣtu’s ethnic identity. This article aims to clarify Mindol Qutuɣtu’s ethnic origin and examine the broader medical context of his seminal work, The Treasury of All Precious Instructions (Man ngag rin chen ’byung gnas), highlighting the visionary concepts he presented. While the basis of Mindol Qutuɣtu’s work lies in Tibetan medicine, he boldly introduced treatment methodologies from other medical traditions, including Indian (Ayurvedic), Chinese, and European medicine, into the realm of Mongolian medicine. His insightful work reflects both intellectual ambition and practical occupation on increasing healing efficacy, as evidenced by his influential contributions to a combined and multicultural approach to medicine. Today, his innovative and inceptive contributions remain essential in understanding the historical development and current diverse character of Mongolian traditional medical practices. Full article
(This article belongs to the Special Issue Tibet-Mongol Buddhism Studies)
27 pages, 1106 KiB  
Article
Blending Tradition and Technology: A Celery–Parsley–Turmeric Formulation for Functional Ingredient Applications
by Staniša Latinović, Olja Šovljanski, Slavica Grujić, Lato Pezo, Dubravka Škrobot, Jasna Čanadanović-Brunet, Dragoljub Cvetković, Ladislav Vasilišin, Nataša Lakić-Karalić, Biljana Pećanac, Goran Vučić, Mirjana Milošević and Jelena Vulić
Processes 2025, 13(6), 1849; https://doi.org/10.3390/pr13061849 - 11 Jun 2025
Viewed by 691
Abstract
This study links the traditional use of celery (Apium graveolens L.) and parsley (Petroselinum crispum L.) roots in Balkan cuisine and herbal medicine, along with the longstanding role of turmeric (Curcuma longa L.) rhizome in Ayurvedic and Asian medicinal practices, [...] Read more.
This study links the traditional use of celery (Apium graveolens L.) and parsley (Petroselinum crispum L.) roots in Balkan cuisine and herbal medicine, along with the longstanding role of turmeric (Curcuma longa L.) rhizome in Ayurvedic and Asian medicinal practices, with modern technological approaches to develop a functional food formulation. A series of blend variations were evaluated for total phenolic content, antioxidant capacity, and sensory quality. The incorporation of turmeric significantly enhanced the antioxidant potential of celery–parsley mixtures. Celery–parsley–turmeric root blend (CPT6), comprising equal parts, was identified as optimal, exhibiting high total phenolic content (9.56 mg gallic acid equivalent/g), strong antioxidant activities, and a favourable sensory profile rated as “very good” (3.58 average score). CPT6 further demonstrated promising biofunctional properties, including potent α-amylase and α-glucosidase inhibition activities (72% and 80%, respectively), alongside moderate antihypertension activity (ACE) (62%) and hydroxymethylglutaryl coenzyme A (HMG-CoA) reductase inhibition (55%). Chemometric analyses (PCA) and machine learning modelling (ANN) confirmed the significant role of turmeric proportion in enhancing both bioactivity and consumer acceptability. This research highlights the synergy between tradition and technology in creating novel, multifunctional food ingredients suited for functional food and nutraceutical applications. Full article
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15 pages, 3462 KiB  
Article
Exploring the Antibiotic Potential of a Serine Protease from Solanum trilobatum Against Staphylococcus aureus Biofilms
by Manohar Radhakrishnan, Kanal Elamparithi Balu, Lakshminarayanan Karthik, Raghavendra Sashi Krishna Nagampalli, Eswar Kumar Nadendla and Gunasekaran Krishnasamy
Infect. Dis. Rep. 2025, 17(3), 50; https://doi.org/10.3390/idr17030050 - 7 May 2025
Viewed by 530
Abstract
Background: Multi-antibiotic resistance has become an alarming issue in treating bacterial infections in both community and medical environments. Globally, the scientific community has been exploring multi-antibiotic techniques to find new ways to address this challenge. To address this critical challenge and explore alternative [...] Read more.
Background: Multi-antibiotic resistance has become an alarming issue in treating bacterial infections in both community and medical environments. Globally, the scientific community has been exploring multi-antibiotic techniques to find new ways to address this challenge. To address this critical challenge and explore alternative antibiotic treatments, we investigated the potential of Solanum trilobatum, an edible and medicinally important herb plant in Ayurvedic medicine. Methods: Our research focused on a 60 kDa serine protease isolated and purified from the leaves of S. trilobatum, which showed evidence of possessing hydrolase activity. In this study, we examined the capability of the purified enzyme to eradicate preformed biofilms of S. aureus in combination with ampicillin. Additionally, we assessed the stability of the enzyme in the presence of metal ions and detergents. Results: Enzyme kinetics revealed a Vmax of 48.63 µM/min and a Km of 14.08 µM, indicating efficient enzymatic activity. Furthermore, the enzyme exhibited maximum activity at physiological pH, suggesting its potential effectiveness under physiological conditions. Conclusions: Our preliminary findings highlight the promising role of this enzyme as a potential agent to combat S. aureus biofilms, especially when used in conjunction with ampicillin, as an alternative antibiotic approach. Full article
(This article belongs to the Special Issue New Advances in Drugs/Vaccines against Infectious Diseases)
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18 pages, 1348 KiB  
Article
Phyllanthus emblica: Phytochemistry, Antimicrobial Potential with Antibiotic Enhancement, and Toxicity Insights
by Gagan Tiwana, Ian Edwin Cock and Matthew James Cheesman
Microorganisms 2025, 13(3), 611; https://doi.org/10.3390/microorganisms13030611 - 6 Mar 2025
Cited by 2 | Viewed by 1450
Abstract
Phyllanthus emblica Linn. (commonly known as Amla or Indian Gooseberry) is commonly used in Ayurvedic medicine to treat respiratory infections, skin disorders, and gastrointestinal issues. The fruit contains an abundance of polyphenols, which contribute to its strong antioxidant properties. The antibacterial activity of [...] Read more.
Phyllanthus emblica Linn. (commonly known as Amla or Indian Gooseberry) is commonly used in Ayurvedic medicine to treat respiratory infections, skin disorders, and gastrointestinal issues. The fruit contains an abundance of polyphenols, which contribute to its strong antioxidant properties. The antibacterial activity of fruit extracts derived from P. emblica against Escherichia coli, Staphylococcus aureus, and Klebsiella pneumoniae was determined along with the antibiotic-resistant variants extended-spectrum β-lactamase (ESBL) E. coli, methicillin-resistant S. aureus (MRSA), and ESBL K. pneumoniae. Disc diffusion and broth dilution assays were conducted to assess the activity of aqueous, methanolic, and ethyl acetate extracts, with large zones of inhibition of up to 15 mm on agar observed for S. aureus and MRSA. Minimum inhibitory concentration (MIC) values ranging from 158 to 1725 µg/mL were calculated. The aqueous and methanolic extracts of P. emblica were less active against E. coli, ESBL E. coli, K. pneumoniae, and ESBL K. pneumoniae, with the only noteworthy MIC (633 µg/mL) observed for the aqueous extract against K. pneumoniae. Interestingly, a lack of inhibition was observed on agar for any of the extracts against these bacteria. Liquid chromatography–mass spectrometry (LC-MS) analysis identified several notable flavonoids, phenolic acids, terpenoids, and tannins. Notably, Artemia nauplii bioassays indicated that all extracts were nontoxic. The antibacterial activity and absence of toxicity in P. emblica extracts suggest their potential as candidates for antibiotic development, highlighting the need for further mechanistic and phytochemical investigations. Full article
(This article belongs to the Special Issue Plant Extracts and Antimicrobials, Second Edition)
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37 pages, 24138 KiB  
Article
Phytotherapeutic Analysis of Chloroform-Based Fractions of Alstonia scholaris and Wrightia tinctoria Extracts Reveals Potent Anti-Psoriatic Activity: An In Vitro and In Vivo Study
by Madhavi Ojha, Nilanshu Manocha, Vinod Kumar, Ganeshan Karthikeyan and Devinder Toor
Pharmaceuticals 2025, 18(3), 304; https://doi.org/10.3390/ph18030304 - 22 Feb 2025
Viewed by 1126
Abstract
Background/Objectives: Psoriasis, a prevalent dermatological disorder, poses therapeutic challenges due to limited effective treatments or adverse side-effects. Traditional medicinal plants like Alstonia scholaris and Wrightia tinctoria, historically used in Ayurvedic and Siddha practices, show potential in treating inflammatory skin diseases. This study [...] Read more.
Background/Objectives: Psoriasis, a prevalent dermatological disorder, poses therapeutic challenges due to limited effective treatments or adverse side-effects. Traditional medicinal plants like Alstonia scholaris and Wrightia tinctoria, historically used in Ayurvedic and Siddha practices, show potential in treating inflammatory skin diseases. This study aims to explore their in vitro and in vivo anti-psoriatic properties to develop safer and more effective therapies. Methods: Chloroform:methanol fractions from ethanol extracts of Alstonia scholaris and Wrightia tinctoria were evaluated for anti-psoriatic activity. In vitro assays using HaCaT cells assessed cell viability, apoptosis, and inflammatory markers. In vivo studies utilized an IMQ-induced psoriasis mouse model, evaluating skin lesions, histopathology, and cytokine profiles. Results: Chloroform fractions significantly reduced HaCaT cell viability and induced apoptosis. They also dose-dependently downregulated IL-8 and RANTES levels. In vivo, these fractions reduced skin inflammation, edema, and psoriasis scores. Histopathological analysis showed decreased epidermal thickness and dermal inflammation. Key psoriasis biomarkers IL-17 and IL-23 were significantly reduced. Conclusions: Chloroform:methanol fractions from Alstonia scholaris and Wrightia tinctoria demonstrated potent anti-psoriatic effects in vitro and in vivo. These findings support their potential as novel phytotherapeutic agents for managing psoriasis, offering promise for further development and clinical application. Full article
(This article belongs to the Special Issue Plant-Based Bioactive Products for Pharmaceutical Applications)
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16 pages, 810 KiB  
Article
Investigating Potential Anti-Bacterial Natural Products Based on Ayurvedic Formulae Using Supervised Network Analysis and Machine Learning Approaches
by Pei Gao, Ahmad Kamal Nasution, Naoaki Ono, Shigehiko Kanaya and Md. Altaf-Ul-Amin
Pharmaceuticals 2025, 18(2), 192; https://doi.org/10.3390/ph18020192 - 30 Jan 2025
Viewed by 1099
Abstract
Objectives: This study implements a multi-dimensional methodology to systematically identify potential natural antibiotics derived from the medicinal plants utilized in Ayurvedic practices. Methods: Two primary analytical techniques are employed to explore the antibiotic potential of the medicinal plants. The initial approach [...] Read more.
Objectives: This study implements a multi-dimensional methodology to systematically identify potential natural antibiotics derived from the medicinal plants utilized in Ayurvedic practices. Methods: Two primary analytical techniques are employed to explore the antibiotic potential of the medicinal plants. The initial approach utilizes a supervised network analysis, which involves the application of distance measurement algorithms to scrutinize the interconnectivity and relational patterns within the network derived from Ayurvedic formulae. Results: 39 candidate plants with potential natural antibiotic properties were identified. The second approach leverages advanced machine learning techniques, particularly focusing on feature extraction and pattern recognition. This approach yielded a list of 32 plants exhibiting characteristics indicative of natural antibiotics. A key finding of this research is the identification of 17 plants that were consistently recognized by both analytical methods. These plants are well-documented in existing literature for their antibacterial properties, either directly or through their bioactive compounds, which suggests a strong validation of the study’s methodology. By synergizing network analysis with machine learning, this study provides a rigorous and multi-faceted examination of Ayurvedic medicinal plants, significantly contributing to the identification of natural antibiotic candidates. Conclusions: This research not only reinforces the potential of traditional medicine as a source for new therapeutics but also demonstrates the effectiveness of combining classical and contemporary analytical techniques to explore complex biological datasets. Full article
(This article belongs to the Section Natural Products)
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24 pages, 2001 KiB  
Review
Aromatherapy and Essential Oils: Holistic Strategies in Complementary and Alternative Medicine for Integral Wellbeing
by Karina Caballero-Gallardo, Patricia Quintero-Rincón and Jesus Olivero-Verbel
Plants 2025, 14(3), 400; https://doi.org/10.3390/plants14030400 - 29 Jan 2025
Cited by 12 | Viewed by 9240
Abstract
Complementary and alternative medicine (CAM) encompasses a variety of ancient therapies with origins in cultures such as those of China, Egypt, Greece, Iran, India, and Rome. The National Institutes of Health (NIH) classifies these integrative therapies into five categories: (1) mind–body therapies, (2) [...] Read more.
Complementary and alternative medicine (CAM) encompasses a variety of ancient therapies with origins in cultures such as those of China, Egypt, Greece, Iran, India, and Rome. The National Institutes of Health (NIH) classifies these integrative therapies into five categories: (1) mind–body therapies, (2) biological practices, (3) manipulative and body practices, (4) energy medicine, and (5) whole medical systems, including traditional Chinese medicine and Ayurvedic medicine. This review explores the role of biological practices utilizing aromatic plants, particularly through inhalation aromatherapy and massage with essential oils, as effective complementary strategies within health systems. The review compiles information on the most commonly used plants and essential oils for holistic health maintenance from a complementary and alternative perspective. Given their accessibility and relative safety compared to conventional treatments, these therapies have gained popularity worldwide. Furthermore, the integration of essential oils has been shown to alleviate various psychological and physiological symptoms, including anxiety, depression, fatigue, sleep disorders, neuropathic pain, nausea, and menopausal symptoms. Among the studied plants, lavender has emerged as being particularly notable due to its broad spectrum of therapeutic effects and its designation by the US Food and Drug Administration (FDA) as “Generally Recognized as Safe”. Other essential oils under investigation include eucalyptus, damask rose, sandalwood, vetiver, calamus, frankincense, chamomile, lemon, grapefruit, tangerine, orange, sage, rosemary, garlic, and black pepper. This study emphasizes the potential benefits of these aromatic plants in enhancing patient well-being. Additionally, it underscores the importance of conducting further research to ensure the safety and efficacy of these therapies. Full article
(This article belongs to the Special Issue Chemical Composition and Biological Activities of Plant Extracts)
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19 pages, 1244 KiB  
Article
Phytochemical Analysis and Antimicrobial Activity of Terminalia bellirica (Gaertn.) Roxb. and Terminalia chebula Retz. Fruit Extracts Against Gastrointestinal Pathogens: Enhancing Antibiotic Efficacy
by Gagan Tiwana, Ian Edwin Cock and Matthew James Cheesman
Microorganisms 2024, 12(12), 2664; https://doi.org/10.3390/microorganisms12122664 - 22 Dec 2024
Cited by 2 | Viewed by 2629
Abstract
Terminalia bellirica (Gaertn) Roxb. and Terminalia chebula Retz. are significant botanicals in ancient Ayurvedic medicine. They are renowned for their therapeutic properties, notably in addressing gastrointestinal (GI) diseases. These plants have undergone thorough examination related to their antibacterial, anti-inflammatory, and antioxidant properties, which [...] Read more.
Terminalia bellirica (Gaertn) Roxb. and Terminalia chebula Retz. are significant botanicals in ancient Ayurvedic medicine. They are renowned for their therapeutic properties, notably in addressing gastrointestinal (GI) diseases. These plants have undergone thorough examination related to their antibacterial, anti-inflammatory, and antioxidant properties, which make them highly efficient natural treatments for controlling gastrointestinal infections. The current research demonstrated the antibacterial efficacy of fruit extracts of Terminalia bellirica and Terminalia chebula against Bacillus cereus, Shigella sonnei, Shigella flexneri, and Salmonella typhimurium. We performed disc diffusion and liquid microdilution experiments to evaluate the antibacterial efficacy. All extracts of Terminalia bellirica and Terminalia chebula showed good antibacterial effects against B. cereus and S. flexneri. The minimum inhibitory concentration (MIC) values ranged from 94 µg/mL to 556 µg/mL. The methanolic extracts from both plants also showed noteworthy antibacterial activity against S. sonnei and S. typhimurium, with MIC values of 755 µg/mL for both. Fractional inhibitory concentration studies revealed additive interactions between some conventional antibiotics and the plant extracts when used concurrently. Liquid chromatography–mass spectrometry (LC-MS) analyses revealed that the T. bellirica and T. chebula extracts contained various tannins including methyl gallate, propyl gallate, gallic acid, and ellagic acid. Lethality assays conducted using Artemia franciscana Kellogg nauplii indicated that all the plant extracts are non-toxic. The antibacterial properties and absence of toxicity in T. bellirica and T. chebula fruit extracts indicate their potential for antibiotic development, warranting additional mechanistic and phytochemical studies. Full article
(This article belongs to the Special Issue Plant Extracts and Antimicrobials, Second Edition)
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37 pages, 2629 KiB  
Review
The Genus Commiphora: An Overview of Its Traditional Uses, Phytochemistry, Pharmacology, and Quality Control
by Yujia Yang, Xiuting Sun, Chuhang Peng, Jianhe Wei and Xinquan Yang
Pharmaceuticals 2024, 17(11), 1524; https://doi.org/10.3390/ph17111524 - 12 Nov 2024
Cited by 4 | Viewed by 4449
Abstract
Myrrh is the resinous substance secreted by plants of the genus Commiphora. In traditional Chinese medicine, Ayurvedic medicine, and traditional Arabic medicine, myrrh is regarded as an important medicinal material, widely used in the treatment of trauma, arthritis, hyperlipidemia, and other diseases. [...] Read more.
Myrrh is the resinous substance secreted by plants of the genus Commiphora. In traditional Chinese medicine, Ayurvedic medicine, and traditional Arabic medicine, myrrh is regarded as an important medicinal material, widely used in the treatment of trauma, arthritis, hyperlipidemia, and other diseases. This review explores the evolving scientific understanding of the genus Commiphora, covering facets of ethnopharmacology, phytochemistry, pharmacology, artificial cultivation, and quality control. In particular, the chemical constituents and pharmacological research are reviewed. More than 300 types of secondary metabolites have been identified through phytochemical studies of this genus. Guggulsterone is a bioactive steroid isolated mainly from Commiphora mukul. The two isomers, Z- and E-guggulsterone, have shown a wide range of in vitro and in vivo pharmacological effects, including anti-proliferation, antioxidant, anti-inflammatory, and antibacterial. However, the current scientific research on quality control of medicinal materials and identification of original plants is insufficient, which limits the reproducibility and accuracy of biological activity evaluation experiments. Therefore, the establishment of analytical protocols and standardization of extracts is an important step before biological evaluation. At the same time, in order to find more bioactive substances, it is necessary to strengthen the research on the stems, barks, and leaves of this genus. The sources used in this study include PubMed, CNKI, Web of Science, Google Scholar, and other databases, as well as multinational pharmacopoeias, ancient books of traditional medicine, herbal classics, and modern monographs. Full article
(This article belongs to the Section Natural Products)
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27 pages, 6095 KiB  
Article
Forecasting the Pharmacological Mechanisms of Plumbago zeylanica and Solanum xanthocarpum in Diabetic Retinopathy Treatment: A Network Pharmacology, Molecular Docking, and Molecular Dynamics Simulation Study
by Nilanchala Sahu, Rama Tyagi, Neeraj Kumar, Mohd. Mujeeb, Ali Akhtar, Perwez Alam and Swati Madan
Biology 2024, 13(9), 732; https://doi.org/10.3390/biology13090732 - 18 Sep 2024
Cited by 2 | Viewed by 1640
Abstract
(1) Background: Diabetic retinopathy (DR) is a major complication of diabetes, marked by abnormal angiogenesis, microaneurysms, and retinal hemorrhages. Traditional Ayurvedic medicine advocates multi-target strategies for DR management. However, the mechanisms by which Solanum xanthocarpum (SX) and Plumbago zeylanica (PZ) exert therapeutic effects [...] Read more.
(1) Background: Diabetic retinopathy (DR) is a major complication of diabetes, marked by abnormal angiogenesis, microaneurysms, and retinal hemorrhages. Traditional Ayurvedic medicine advocates multi-target strategies for DR management. However, the mechanisms by which Solanum xanthocarpum (SX) and Plumbago zeylanica (PZ) exert therapeutic effects are not well understood; (2) Methods: To investigate these mechanisms, we employed network pharmacology and molecular docking techniques. Phytochemicals from SX and PZ were identified using the IMPPAT database and Swiss Target Prediction tool. DR-related protein targets were sourced from the GeneCards database, and common targets were identified through Venn diagram analysis. STRING and Cytoscape were used to construct and analyze protein–protein interaction networks. Pathway enrichment was performed with Gene Ontology and KEGG databases; (3) Results: We identified 28 active phytoconstituents, targeting proteins such as EGFR, SRC, STAT3, AKT1, and HSP90AA1. Molecular docking and dynamics simulations confirmed the strong binding affinities of these compounds to their targets; (4) Conclusions: The study highlights the multi-target activity of SX and PZ, particularly in pathways related to EGFR tyrosine kinase inhibitor resistance and PI3K–AKT signaling. These findings provide valuable insights into their therapeutic potential for DR, suggesting the effective modulation of key molecular pathways involved in the disease. Full article
(This article belongs to the Section Bioinformatics)
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16 pages, 2972 KiB  
Article
Evaluation of Chemical Composition among the Multi Colored Germplasm of Abrus precatorius L.
by Prabakaran Sampath, Sowmyapriya Rajalingam, Sharmila Murugesan, Rakesh Bhardwaj and Veena Gupta
Plants 2024, 13(14), 1963; https://doi.org/10.3390/plants13141963 - 18 Jul 2024
Viewed by 2060
Abstract
The medicinal plant Abrus precatorius L. was traditionally used in the Siddha and Ayurvedic systems of medicine in India. The Indian center of origin holds a vast variability in its seed color. The objective of this study was to assess the total monomeric [...] Read more.
The medicinal plant Abrus precatorius L. was traditionally used in the Siddha and Ayurvedic systems of medicine in India. The Indian center of origin holds a vast variability in its seed color. The objective of this study was to assess the total monomeric anthocyanin, flavonol, as well as the antioxidative potential, protein content and ash content among the accessions. A total of 99 accessions conserved in the Indian National Genebank were used in this study. The methods used for the estimation of total monomeric anthocyanin, flavonol, as well as the antioxidative potential, protein content and ash content were the pH differential method, Oomah method, Ferric Reducing Antioxidant Potential, Dumas method and gravimetric method, respectively. The completely black colored accession was recorded with highest total monomeric anthocyanin (51.95 mg/100 g of cyanidin 3-glucoside equivalent) and flavonol content (66.41 mg/g of quercetin equivalent). Red + black colored accessions have recorded the maximum value with respect to antioxidants (14.18 mg/g of gallic acid equivalent). The highest amount of protein content was found in a completely white colored accession (20.67%) and the maximum ash content was recorded in red + black colored accession (4.01%). The promising accessions identified can be used by pharmaceutical companies in drug development and in curing degenerative diseases. Full article
(This article belongs to the Special Issue Advances in Research on the Medicinal Value of Plants)
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20 pages, 3698 KiB  
Review
Curcumin and Gut Microbiota: A Narrative Overview with Focus on Glycemic Control
by Simona Servida, Alessandra Piontini, Francesca Gori, Laura Tomaino, Gianluca Moroncini, Vito De Gennaro Colonna, Carlo La Vecchia and Luisella Vigna
Int. J. Mol. Sci. 2024, 25(14), 7710; https://doi.org/10.3390/ijms25147710 - 14 Jul 2024
Cited by 5 | Viewed by 4876
Abstract
Turmeric is a spice widely used in China, Southeast Asia, and in traditional Ayurvedic medicine. Its safety profile and efficacy as an antioxidant, anti-inflammatory, antimicrobial, antitumor, antidiabetic, and anti-obesity agent have led to extensive research into its potential role in preventing and treating [...] Read more.
Turmeric is a spice widely used in China, Southeast Asia, and in traditional Ayurvedic medicine. Its safety profile and efficacy as an antioxidant, anti-inflammatory, antimicrobial, antitumor, antidiabetic, and anti-obesity agent have led to extensive research into its potential role in preventing and treating metabolic diseases. The active compound in turmeric is curcumin, which exhibits low systemic bioavailability after oral administration. However, it is detectable in the gut, where it bidirectionally interacts with the gut microbiota (GM), which plays a crucial role in maintaining host health. The favorable effects of curcumin, particularly its hypoglycemic properties, are linked to alteration in intestinal dysbiosis observed in type 2 diabetes mellitus and metabolic syndrome patients. Restoration of the eubiotic GM may contribute to glycemic homeostasis. Preclinical and clinical studies have demonstrated the involvement of the GM in the regulation of glucose and lipid metabolism. Although the underlying mechanism remains incompletely understood, intestinal dysbiosis is associated with insulin resistance, hyperglycemia, and low-grade inflammation. In the present overview, we summarize the biological properties of curcumin, focusing on its link with GM and, therefore, on its potential role in metabolic diseases. Full article
(This article belongs to the Special Issue Health Benefits of Curcumin)
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23 pages, 11367 KiB  
Article
Quality Studies on Cynometra iripa Leaf and Bark as Herbal Medicines
by Shabnam Sabiha, Kamrul Hasan, Katelene Lima, Maryam Malmir, Rita Serrano, Isabel Moreira da Silva, João Rocha, Nurul Islam and Olga Silva
Molecules 2024, 29(11), 2629; https://doi.org/10.3390/molecules29112629 - 3 Jun 2024
Cited by 1 | Viewed by 1495
Abstract
Cynometra iripa Kostel. is a Fabaceae species of mangrove used in traditional Ayurvedic medicine for treating inflammatory conditions. The present study aims to establish monographic botanical and chemical quality criteria for C. iripa leaf and bark as herbal substances and to evaluate their [...] Read more.
Cynometra iripa Kostel. is a Fabaceae species of mangrove used in traditional Ayurvedic medicine for treating inflammatory conditions. The present study aims to establish monographic botanical and chemical quality criteria for C. iripa leaf and bark as herbal substances and to evaluate their in vitro antioxidant potential. Macroscopic and microscopic qualitative and quantitative analyses, chemical LC-UV/DAD-ESI/MS profiling, and the quantification of key chemical classes were performed. Antioxidant activity was evaluated by DPPH and FRAP assays. Macroscopically, the leaf is asymmetrical with an emarginated apex and cuneate base. Microscopically, it shows features such as two-layered adaxial palisade parenchyma, vascular bundles surrounded by 3–6 layers of sclerenchyma, prismatic calcium oxalate crystals (5.89 ± 1.32 μm) along the fibers, paracytic stomata only on the abaxial epidermis (stomatal index–20.15), and non-glandular trichomes only on petiolules. The microscopic features of the bark include a broad cortex with large lignified sclereids, prismatic calcium oxalate crystals (8.24 ± 1.57 μm), and secondary phloem with distinct 2–5 seriated medullary rays without crystals. Chemical profile analysis revealed that phenolic derivatives, mainly condensed tannins and flavonoids, are the main classes identified. A total of 22 marker compounds were tentatively identified in both plant parts. The major compounds identified in the leaf were quercetin-3-O-glucoside and taxifolin pentoside and in the bark were B-type dimeric proanthocyanidins and taxifolin 3-O-rhamnoside. The total phenolics content was higher in the leaf (1521 ± 4.71 mg GAE/g dry weight), while the total flavonoids and condensed tannins content were higher in the bark (82 ± 0.58 mg CE/g and 1021 ± 5.51 mg CCE/g dry weight, respectively). A total of 70% of the hydroethanolic extracts of leaf and bark showed higher antioxidant activity than the ascorbic acid and concentration-dependent scavenging activity in the DPPH assay (IC50 23.95 ± 0.93 and 23.63 ± 1.37 µg/mL, respectively). A positive and statistically significant (p < 0.05) correlation between the phenol content and antioxidant activity was found. The results obtained will provide important clues for the quality control criteria of C. iripa leaf and bark, as well as for the knowledge of their pharmacological potential as possible anti-inflammatory agents with antioxidant activity. Full article
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35 pages, 4455 KiB  
Review
Transforming Medicinal Oil into Advanced Gel: An Update on Advancements
by Rahul Maurya, Lakshminarayana Misro, Thirupataiah Boini, Thulasi Radhakrishnan, Parvathy G. Nair, Sudesh N. Gaidhani and Ankit Jain
Gels 2024, 10(5), 342; https://doi.org/10.3390/gels10050342 - 17 May 2024
Cited by 2 | Viewed by 4548
Abstract
The present study delves into the evolution of traditional Ayurvedic oil preparations through innovative strategies to develop advanced gel formulations, aiming at amplifying their therapeutic efficacy. Ayurvedic oils have a rich historical context in healing practices, yet their conversion into contemporary gel-based formulations [...] Read more.
The present study delves into the evolution of traditional Ayurvedic oil preparations through innovative strategies to develop advanced gel formulations, aiming at amplifying their therapeutic efficacy. Ayurvedic oils have a rich historical context in healing practices, yet their conversion into contemporary gel-based formulations represents a revolutionary approach to augment their medicinal potential. The primary objective of this transformation is to leverage scientific advancements and modern pharmaceutical techniques to enhance the application, absorption, and overall therapeutic impact of these traditional remedies. By encapsulating the essential constituents of Ayurvedic oils within gel matrices, these novel strategies endeavor to improve their stability, bioavailability, and targeted delivery mechanisms. This review highlights the fusion of traditional Ayurvedic wisdom with cutting-edge pharmaceutical technology, paving the way for more effective and accessible utilization of these revered remedies in modern healthcare. Full article
(This article belongs to the Special Issue Advanced Hydrogels in Drug Delivery and Wound Healing)
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14 pages, 1350 KiB  
Article
Effects of Withania somnifera Extract in Chronically Stressed Adults: A Randomized Controlled Trial
by Srikanta Pandit, Amit K. Srivastav, Tapas K. Sur, Supriyo Chaudhuri, Yan Wang and Tuhin K. Biswas
Nutrients 2024, 16(9), 1293; https://doi.org/10.3390/nu16091293 - 26 Apr 2024
Cited by 9 | Viewed by 21916
Abstract
Background: Stress is a known causative factor in modulating cognitive health, which overall well-being and quality of life are dependent on. Long-term stress has been shown to disrupt the balance of the hypothalamic–pituitary–adrenal (HPA) axis. Adaptogens, such as Withania somnifera (ashwagandha), are commonly [...] Read more.
Background: Stress is a known causative factor in modulating cognitive health, which overall well-being and quality of life are dependent on. Long-term stress has been shown to disrupt the balance of the hypothalamic–pituitary–adrenal (HPA) axis. Adaptogens, such as Withania somnifera (ashwagandha), are commonly used in Ayurvedic medicine for stress relief and ameliorating HPA-axis dysfunction. The aim of this study was to support the role of a root and leaf water-extracted ashwagandha extract (WS) in stress reduction by confirming the lowest clinically validated dose for stress management (125 mg/day) in a dose-dependent clinical study in adults with self-reported high stress. Methods: An 8-week, randomized, double-blinded, placebo-controlled study to compare the effects of three different WS extract doses (125, 250 and 500 mg) was performed. A total of 131 adults were enrolled, and 98 were included in the final analysis. Attenuation of chronic stress was measured using the 14-item Perceived Stress Scale (PSS) and biochemical-related stress parameters. Results: We have shown that aqueous WS extract (roots and leaves) safely reduces mild to moderate chronic stress at doses of 125 mg, 250 mg, and 500 mg/day for 8 weeks. Conclusions: Our findings demonstrate the stress-reduction capabilities of this well-characterized aqueous extract of WS (root and leaf) at the low dose of 125 mg/day, in a dose-dependent manner, via the modulation of the HPA axis. Trial registration: This study was registered with the Clinical Trials Registry—India (CTRI) with the registration number: CTRI/2019/11/022100. Full article
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