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Antioxidant

TOCOCYSTEAMIDE

CAS 124382-56-5
70

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A vitamin E derivative with a built-in sulfur (thiol) group, designed to combine antioxidant and hair-strengthening action. Niche ingredient with limited public safety data.

Function

ANTIOXIDANT

Skin benefits

  • Antioxidant tocopherol-thiol hybrid
  • Sulfur moiety supports keratin in hair
  • May enhance vitamin E stability

Known concerns

  • Niche ingredient with sparse safety literature
  • Thiol odor and possible irritation
  • Patent-bound proprietary use

References

EU

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.