Patented NIA-114 Revitalize Complex Revive color!!! Nourishing treatment endives natural or colored tones while infusing hair and scalp with moisture. Smoothes and seals for reflective shoe and enhanced color quality. Free of Sulfates (SLS/SLES) and synthetic dyes. Safe for color or chemically treated hair. After cleansing and conditioning massage into scalp and work through ends. Leave on 2-3 minutes and rinse. Use 1-2 times per week.