Let your true color shine. Colorlast formulas are inspired by the anti-fade properties of the vibrant orchid help protect hair, balance moisture and even out the hair’s surface for saturated, shiny, vibrant color that stays truer. Color treated hair can fade and lose its luster over time. Cue the BIOLAGE Colorlast Shampoo - a professional hair treatment product essential for maintaining colored hair health and repairing hair damage. This nourishing shampoo protects hair from environmental damage and strengthens hair while hydrating. BIOLAGE Colorlast Shampoo helps maintain the color depth, tone and shine for vivid color treated hair. Low pH shampoo for color treated hair helps prolong color vibrancy. Gently cleanses to prevent unnecessary stripping of color. Paraben-free formula is suitable for color treated and natural hair.