the.com/quercetin
The onion-skin antioxidant supplement bros swear by so they can skip sleeping.
means A plant flavonoid found in onion skins, apples, and capers that's sold as a supplement claimed to fight inflammation and oxidative stress.
from Named from Latin 'quercetum,' meaning an oak grove, from 'quercus' (oak) — because the compound was first isolated from quercitron, a yellow dye made from the bark of a North American black oak. The '-in' suffix just marks it as an extracted chemical substance, same pattern as caffeine or nicotine.
- found in
- onions, apples, capers, red wine
- marketed as
- natural antihistamine and immune booster
- inconvenient truth
- absorption is poor without fat or piperine
- zinc ionophore
- may shuttle zinc into cells, like hydroxychloroquine