hair-active
ETHANOLAMINE THIOGLYCOLATE
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Ethanolamine Thioglycolate is a thioglycolate salt used in perms and depilatories. EU Annex III restricts thioglycolates by concentration and pH due to strong irritation and sensitization risks.
Skin benefits
- Active in hair perming and depilatory formulations
- Effective reducing agent for disulfide bonds in keratin
Known concerns
- Thioglycolate salts restricted in EU Cosmetics Regulation Annex III
- Strict concentration and pH limits apply per product category
- Strong skin sensitizer and irritant
- Ethanolamine moiety can form nitrosamine impurities
- Inhalation hazard and unpleasant odor in use
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.