A color-safe, pH-optimized shampoo to effectively cleanse while maintaining hair health, preventing frizz, preserving color, and enhancing shine. - This pH-optimized formula helps minimize damage during washing and supports hair health and strength - Prevents tangling + frizz, preserves color, enhances shine - Microbiome-certified to help maintain scalp health and preserve scalp's natural microbiome This pH-optimized formula helps reduce excess swelling of the hair cuticle during washing to help prevent damage and tangling, reduce frizz, preserve color, and enhance shine. It is formulated with the K18PEPTIDE™ to replenish hair during washing. This shampoo is also scalp-microbiome friendly and gentle enough for every wash. Clinical Results: Results observed in a consumer test of 35 subjects after 21 days of consistent use of the DAMAGE SHIELD pH protective shampoo: - 91% said hair looks healthier - 91% said hair feels smoother - 91% said hair does not feel weighed down