One of the mysteries of the English language finally explained.
A yellow crystalline pigment present in plants, used as a food supplement to reduce allergic responses or boost immunity.
A flavone derivative; chemical formula: C₁₅H₁₀O₇
- ‘Due to the poor bioavailability of quercetin, this author utilizes a water-soluble quercetin analogue - quercetin chalcone.’
- ‘In a Japanese study of mast cells from nasal mucosa of individuals with perennial allergic rhinitis, quercetin significantly inhibited antigen-stimulated histamine release.’
- ‘Tomatoes provide two valuable phytochemicals: the carotenoid lycopene and the flavonoid quercetin.’
- ‘This reduction of quercetin potentially gives QC the same anticancer effects of quercetin with the hydrophilic effect of a chalcone.’
- ‘Green, red, and purple grapes all contain important plant chemicals, like quercetin and catechins.’
Mid 19th century: probably from Latin quercetum ‘oak grove’ (from quercus ‘oak’) + -in.
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