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Isoquercitrin

What Isoquercitrin is & what it does

Isoquercitrin is a flavonoid glycoside, a naturally occurring plant compound related to quercetin and found in many fruits and vegetables. In skincare it is valued mainly for its antioxidant activity, helping to neutralize free radicals generated by environmental stress. It is typically included at low levels as a supporting antioxidant rather than a primary functional ingredient.

What does Isoquercitrin do in skincare?

Isoquercitrin is a plant flavonoid used mainly for its antioxidant activity. It helps neutralize free radicals produced by sunlight and pollution, which supports the skin against environmental stress. It is usually added at low levels as a supporting antioxidant.

Is Isoquercitrin natural or synthetic?

Isoquercitrin is a naturally occurring compound found in many fruits and vegetables, where it exists as a glycoside of quercetin. The cosmetic-grade ingredient may be extracted from plants or produced through processing of plant material. Either way it originates from a natural flavonoid.

Is Isoquercitrin safe?

Isoquercitrin is used in cosmetics as an antioxidant and is generally considered safe at the small amounts found in skincare. It is related to quercetin, a flavonoid common in the diet. As with any active, sensitive individuals may want to patch test products that contain it.

Sunscreens with Isoquercitrin

We rate 9 sunscreens that contain it:

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