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Botanical

Myricetin

Myricetin is a plant flavonol found in berries, tea, red wine and walnuts.

Also listed as 3 3 4 5 5 7-Hexahydroxyflavone

What it is studied for

The strongest rated effects first. Bars show the size of the effect, the letter grades the evidence, and each rating lists the studies behind it.

Oxidative stressLongevityModerateBNo linked study
Blood sugarWeight ManagementSmallCNo linked study
InflammationSmallCNo linked study
Immune SupportSmallCNo linked study
Cholesterol balanceCardiovascularSmallCNo linked study
Brain FogCognitionSmallCNo linked study
All 10 rated effectsGrouped by health goal, with the publications behind each rating

What lies behind the antioxidant claims?

Myricetin belongs to the flavonols, a group of plant compounds. Laboratory research reports antioxidant and anti-inflammatory activity, but reviews emphasize the gap between these experiments and established clinical uses. 1 2

Why people take it

Essential Health14.4%
Immune Support13.6%
Energy12.1%
Cognition8.3%
Longevity8.3%
Detox6.8%

SuppCo community snapshot, 2026-09-28. Reasons for use are not evidence that it works.

Questions people ask

Does antioxidant activity always mean protection?

No. Laboratory conditions matter: myricetin has shown both antioxidant and pro-oxidant effects in vitro. 1

Did the alcohol study test myricetin alone?

No. It tested a three-ingredient product, so the contribution of myricetin remains unknown. 3

Is a better-absorbed formula proven to work better?

Not from absorption data alone. Clinical benefit still needs to be demonstrated in people using that formulation. 2

Sources