Skip to content

Hair reducing agent

DIAMMONIUM AMINOETHYLTHIOSUCCINATE

45

Safety score · 0–100

Moderate

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

A sulfur-containing reducing agent used in hair perming and straightening systems. Use is limited by potential skin irritation and sensitization, particularly in leave-on contexts.

Skin benefits

  • Used as a thiol-based reducing agent in hair perming and straightening
  • Provides a milder alternative to thioglycolate salts

Known concerns

  • Reducing agents are skin and eye irritants at use levels
  • Possible sensitization with repeated exposure
  • Sulfur-based odor and stability challenges
  • Restricted to professional or rinse-off use
  • Limited published cosmetic safety data

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related hair reducing agents

Check your shelf

Find DIAMMONIUM AMINOETHYLTHIOSUCCINATE in your products.

Scan any cosmetic product with LuxSense to see if it contains DIAMMONIUM AMINOETHYLTHIOSUCCINATE and get a full ingredient breakdown with safety scores.

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.