Category Archives: Polyphenols

Wine Polyphenols: Contributions to Taste

Polyphenols are secondary metabolites produced by plants. When animals and humans eat plants they absorb the polyphenols and obtain health effects. Polyphenols are antioxidants and anti-inflammatory in nature and this confers protection to the consumer. However, polyphenols are also important … Continue reading

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Polyphenols in Nettle

Nettles (Urtica dioica) are a rich source of nutrients which may explain their medicinal effects. Nettles belong to the Urticaceae family and grow wild in a number of regions including Asia, Europe, North America and parts of Africa. The leaves, … Continue reading

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How Do Polyphenols Protect From Obesity?

Polyphenols may have a number of health effects that include protection from obesity. Polyphenols are not the only reason that the Mediterranean diet protects from obesity, but they may contribute to this effect. The Mediterranean diet is high in plant … Continue reading

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Polyphenols for Dylipidaemia

Plants synthesise polyphenols, and therefore diets rich in fruits and vegetables contain high amounts of polyphenols. The health benefits of polyphenols have been investigated with respect to their ability to prevent or reverse the dysfunctional elevation of lipid levels that … Continue reading

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Polyphenols as Anti-Aging Agents

Polyphenols are a diverse group of phytochemicals characterised by multiple phenolic rings. Plants are rich in polyphenols and so diets high in fruits and vegetables, or herbs and spices, are high in polyphenols. Evidence suggests that polyphenols have significant health … Continue reading

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Polyphenols as Nutrients for Gut Bacteria

The bacteria and other microorganisms present in the gut are referred to as the microbiome. They are composed mainly of around 1000-1500 known bacterial species with most individuals possessing around 160 to 500 species each. This suggests that the microbiome … Continue reading

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Polyphenols as Food Preservatives

Polyphenols are phytochemicals synthesised in plant tissues. Polyphenols are useful in the preservation of foods because they have a number of properties that make them reduce spoilage rates. Polyphenols are antibacterial in nature and as such they can reduce the … Continue reading

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Dietary Polyphenols as Anti-Ageing Phytonutrients

Polyphenols are phytochemicals contained within all plant tissue. They are generated by plants as part of the natural metabolic processes in plants. Consuming plants supplies polyphenols to animals and humans, where many of them are bioavailable. Dietas rich in fruits … Continue reading

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Strawberry Polyphenols and Ripening

Strawberries are a rich source of nutrients including carboxylic acids, polyphenols, vitamin C and cinnamates. Anthocyanins are a group of flavonoid polyphenols that are present in strawberries in high concentrations, and are responsible for the red colour of the fruit. … Continue reading

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The Polyphenol Content of Ripening Apples

Apples are a rich source of polyphenols including catchins of the flavonoid group and chlorogenic acid. It is thought that the polyphenols in apples are responsible for some of the health benefits of apples. The browning of apples during the … Continue reading

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