- Replenishes moisture and repairs damage while helping restore the hair’s natural protective coating. Conditions and detangles while improving elasticity and manageability. Made with AHA structure complex: Lactic Acid – supports internal reconstruction, Cetrimonium Chloride – evens out the hair surface, and 18-MEA – helps to restore hair’s natural surface. For normal and thick, coarse hair. Apply to shampooed hair; leave in for 2 minutes then rinse.