31.5 fl oz K18 Peptide Prep PH Maintenance Shampoo

-brand new -professional size (not sold in stores)  This pH-optimized shampoo (4.5-5.5) helps prevent excess swelling of the hair cuticle to help reduce frizz, preserve color, and maintain health and shine, especially important for damaged hair. An optimized pH also helps preserve the scalp microbiome. This shampoo is gentle enough to use every time you cleanse.  Key Benefits: - pH-optimized to minimize damage during cleansing - Reduces frizz, maintains color, helps detangle - Microbiome-certified to help maintain scalp health  Highlighted Ingredients: - Plant-Derived Surfactants: Create a gentle, high-foaming cleanse without leaving buildup behind. - K18PEPTIDE: Works as a protective shield to reduce protein loss that can weaken hair to keep it feeling soft, strong, healthy, and clean.