- INCI Name:Tetrasodium Disuccinoyl Cystine
- Functions:Anti-Hair Loss Agent, Restoring Agent
- Labeling Claims:Ulta Beauty's Conscious Beauty, Biodegradable, Preservative-free
- Benefit Claims:Nourishing, Restoring, Prevents Hair Loss, Highly Restructuring, Improves Cohesion, Substantivity, Rejuvenating, Scalp Protection Effect, Stimulating, Hair Straightening, Anti-Dandruff
- Certifications & Compliance:ISO 16128
Kerastim® S is a water-soluble L-cystine derivative, an essential amino acid for hair and nail keratin. It functions as an anti-hair loss and hair fiber restorer, nourishing the hair in depth and improving the quality of the scalp under rinse-off conditions.