Category Archives: Flavonols

Quercetin in Fruits and Vegetables

Posted on May 2, 2024 by Robert Barrington

Quercetin is an important phytochemical in human nutrition. Quercetin may act as an antioxidant in human tissues and appears to be bioavailable from a wide range of plant foods. Quercetin belongs to a large family of phytochemicals called flavonoids, and … Continue reading →

Posted in Broccoli, Brussels Sprouts, Cruciferous Vegetables, Flavonoids, Flavonols, Garlic, Leeks, Onions, Quercetin, Shallots | Comments Off on Quercetin in Fruits and Vegetables

Apigenin and Cancer

Posted on October 13, 2022 by Robert Barrington

Apigenin is a phytochemical that is a member of the flavonoid group of polyphenolic molecules. Within the flavonoids, apigenin belongs to the flavonol sub-group, and is therefore structurally related to quercetin and kaempferol. Evidence suggests that apigenin may have significant … Continue reading →

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Kaempferol: Central Nervous System Activity

Posted on October 11, 2022 by Robert Barrington

Kaempferol is a flavonoid belonging to the flavonol subgroup. Kaempferol has been researched for its beneficial effects on health. Kaempferol is not as commonly consumed as other dietary flavonoids as its content in food is limited, but broccoli, endive and … Continue reading →

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Mechanism of Action of Flavonols

Posted on October 11, 2022 by Robert Barrington

Flavonols are a group of flavonoids including quercetin and kaempferol. In a wider context they form part of the polyphenol group of phytochemicals. Like most polyphenols, flavonols act as antioxidants and this may explain the mechanism of action. Further evidence … Continue reading →

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Quercetin as an Antiviral

Posted on October 10, 2022 by Robert Barrington

Quercetin is a flavonol that belongs to the larger phytochemical category of the flavonoids. Flavonoids are polyphenols as their structure is that of a number of phenolic rings. These rings give flavonoids antioxidant properties, and it is for this that … Continue reading →

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Flavonoids Against Obesity

Posted on July 21, 2022 by Robert Barrington

Flavonoids are a group of secondary plant metabolites that are found in high concentrations in fruits and vegetables. Plant based diets contain high concentrations of flavonoids. The main categories of flavonoids are flavones, flavanones, flavonols, flavanols, isoflavones and proanthocyanidins and … Continue reading →

Posted in Anthocyanins, Catechin, Flavan-3-ols, Flavanones, Flavones, Flavonoids, Flavonols, Obesity, Procyanidins | Comments Off on Flavonoids Against Obesity

Kaempferol: Disease Preventing Flavonoid

Posted on March 29, 2022 by Robert Barrington

Kaempferol is a flavonoid present in a wide range of edible plants. Kaempferol belongs to the sub-group flavonols, and in this regard is in the same group as quercetin, myricetin and galangin. Tea, broccoli, cabbage, kale, beans, endive, leek, tomato, … Continue reading →

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Pulsatilla Plants as a Source of Phytochemicals

Posted on November 12, 2020 by Robert Barrington

Pulastilla is a group of flowering plants that belong to the Ranunculaceae (buttercup) family. The genus contains about 70 species, and some of these are used medicinally. Some common species of Pulsatilla plants include Pulsatilla nemorosa, Pulsatilla patens, Pulsatilla vulgaris … Continue reading →

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Does Myricetin Reduce Anxiety and Depression?

Posted on March 21, 2019 by Robert Barrington

Myricetin is a flavonoid synthesised by plants. Myricetin belongs to the flavonol group of flavonoids. Other flavonnols found in plants include quercetin, kaempferol and galangin. The chemistry of the flavonols makes them biologically active and they may possess antioxidant, anti-inflammatory … Continue reading →

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Quercetin, Kaempferol and Myricetin in Berries

Posted on October 28, 2018 by Robert Barrington
Posted in Anxiety, Depression, Flavonoids, Flavonols, Kaempferol, Mood, Myricetin, Quercetin | Comments Off on Quercetin, Kaempferol and Myricetin in Berries