Treatment Shampoo is a concentrate of panthenol and magnesium that strengthens the hair’s elasticity (the ability for the hair to stretch without breaking). Silk amino acids were added to soften and repair even the roughest hair cuticle. C.H.S. Treatment Shampoo will deposit generous amounts of ingredients that are essential in rebuilding chemically damaged hair. Its effects are lasting and with continuous use will ensure healthy strong and fuller hair. Treatment Shampoo will dramatically prolong the results of coloring, perming and relaxing hair.