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Ingredient · INCI reference

Soy Isoflavones

Soy isoflavones are flavonoid compounds obtained from soybeans, used in cosmetics as antioxidant and skin-conditioning ingredients.

What it is

Soy isoflavones are a class of polyphenolic compounds, including genistein and daidzein, concentrated from soybeans. In skincare they are valued for antioxidant activity and for supporting a smooth, conditioned skin feel. They are typically used as a supportive active at modest concentrations within a broader formula.

Safety & warnings

Soy-derived isoflavones are generally well tolerated topically. Because they originate from soy, individuals with soy allergy may wish to exercise caution. They are not associated with comedogenicity.

Origin & sourcing

Derived from soybeans (Glycine max), isolated and concentrated from the plant's natural isoflavone content.

Questions everyone asks

What are soy isoflavones?

They are flavonoid compounds from soybeans, such as genistein and daidzein, used in skincare for their antioxidant and conditioning properties.

Are they safe for soy-allergic users?

Because they come from soy, people with a soy allergy may want to be cautious and consider a patch test before regular use.

Sources & references

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