Depilatory Agent
(a) Alkali sulphides (b) Alkaline earth sulphides
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Alkali and alkaline-earth sulphides such as sodium or calcium sulphide. Used historically in depilatory creams under strict EU limits. Highly alkaline, corrosive, and not suitable for general skincare.
Skin benefits
- Historically used in depilatories at controlled levels
- Effective at breaking disulfide bonds in hair
Known concerns
- Strongly alkaline and corrosive
- Releases hydrogen sulfide on acidification
- EU restricted to specific depilatory products with mandatory warnings
- Inappropriate for leave-on skincare
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related depilatory agents
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.