FOR BEST RESULTS: Try pairing Curl Keeper's Energizing Shampoo with Curl Keeper's Silk Conditioner. Curl Keeper's Silk Conditioner helps revitalize hair and maintain moisture and is best used on colored and dry hair. WHAT CUSTOMERS ARE SAYING: Energizing Shampoo works very well to leave my hair feeling very soft and shiny. It's very much a premium formula with thoughtful ingredients like Silk Amino Acids and Panthenol. - Satisfied Customer (May 2020). SILICONE FREE: Curl Keeper is a series of products created using only high-quality ingredients that are safe and gentle enough for daily use. Our formulas are silicone-free, and our products are never tested on animals. BEST USED ON COLORED HAIR: Curl Keeper's Energizing Shampoo is safe for colored, chemically relaxed, and permed hair. Its gentle formula moisturizes your hair without weighing it down or building up and is safe for daily use. SULPHATE-FREE SHAMPOO: Curl Keeper's Energizing Shampoo is formulated to revive and strengthen curls. Its unique formula is packed with Himalayan salts and 84 essential trace elements that have a powerful and positive effect on your hair and scalp.