12 Results Found

One of the medicinal plants used in Ecuador that has the best prospects for industrialization is guayusa (Ilex guayusa Loes.). This review shows the potential of the species, analyzing the ethnobotanical aspects, ancestral uses, secondary metabolites...

Background: Cardiovascular diseases are the leading cause of morbidity and mortality among diabetic patients, with their incidence rising globally. Streptozotocin (STZ)-induced diabetic rats, untreated with insulin, exhibit human-like symptoms such a...

Ilex guayusa Loes. is a shrub native to the Neotropics, traditionally consumed as an infusion. Despite its cultural value and extensive use, genetic research remains scarce. This study examined the genetic and clonal diversity of guayusa in three dif...

This study investigated the valorization of Ilex guayusa leaves by producing a low-caffeine, antioxidant-rich product through the supercritical antisolvent extraction (SAE) process. The objective was to concentrate the antioxidants while selectively...

Background: Amelogenesis imperfecta is a hereditary disorder affecting dental enamel. Among its phenotypes, hypocalcified AI is characterized by mineral deficiency, leading to tissue wear and, consequently, dental sensitivity. Excessive fluoride inta...

Guayusa tea is derived from the leaves of the Ilex guayusa Loes. plant, which is native to the Amazon rainforest. Beyond its pleasant sensory properties, Guayusa tea is rich in antioxidants, phenolics, and minerals. In this study, the effects of infu...

This paper seeks to contribute to the discussion on how to enhance food tourism in emerging, tropical countries characterized by a large number of indigenous groups and a high biodiversity. A sacred plant for the Kichwa indigenous communities labelle...

This work studies the underexplored potential of Ilex guayusa and demonstrates the influence of geographical (locations: A, B, C) and ontogenetic (young: 0; old: 2) factors on its biochemical profile. The total phenolic content (TPC) was consistently...

Corrosion is a critical industrial problem. To solve this problem, the present research analyzed the influence of corrosive media on the efficiency of a guayusa inhibitor. Therefore, guayusa extract was obtained, and five groups of ASTMS A36 steel te...

Tea and coffee are caffeinated beverages commonly consumed around the world in daily life. Tea from Camellia sinensis is widely available and is a good source of caffeine and other bioactive compounds (e.g., polyphenols and carotenoids). Other tea-li...

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Yerba mate beverage is prepared from Ilex paraguariensis grown in South America, and its popularity still is increasing. The aim of this study was to show the differences in the content of antioxidant compounds between hot- and cold-prepared mate bev...