Isoflavone antioxidant
Daidzeol; 4',7-Dihydroxyisoflavone; 7-hydroxy-3-(4-hydroxyphenyl)-4-benzopyrone
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Daidzein is a soy-derived isoflavone used in cosmetics for antioxidant and anti-ageing claims. Topical use appears low risk, but its phytoestrogenic nature means hormone-sensitive users may want to be cautious.
Skin benefits
- Isoflavone with documented antioxidant activity
- Studied for soothing and anti-ageing effects on skin
- Phytoestrogenic activity may support skin elasticity
- Found naturally in soy and other legumes
Known concerns
- Phytoestrogenic action raises endocrine questions at high exposures
- Limited SCCS opinion specifically for cosmetic topical use
- Possible interaction concerns for hormone-sensitive users
- Stability and bioavailability in formulation are variable
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.