RENEW is formulated to help improve the appearance of damaged and over-processed hair by supporting cuticle closure with a proprietary amino acid complex. With regular use RENEW shampoo is unisex and may promote the appearance of thicker, fuller, and longer-looking hair. RENEW IS BEST SUITED FOR: Suitable for individuals with heat- or mechanically-damaged hair, as well as those with color-treated or chemically processed hair who are looking for healthier-looking hair. HOW TO USE: Wet hair thoroughly with warm water. Gently massage into hair and scalp, leave on for 5 minutes and rinse out with warm water. Use Actiiv Renew Healing every other day. For best results pair with Actiiv Renew Conditioner. For Textured Hair: Wet Hair thoroughly, apply Renew Shampoo from root to ends , gently massage into hair and scalp leave on for 5 minutes then rinse. Use every 7 to 10 days for best results pair with Renew Conditioner and Actiiv Thickening Oil Based Hair Serum.