1 Based on averaged repeat grooming results of color with Botanical Repairâ„¢ Color Treatment vs. color with non-conditioning shampoo. 2Laboratory testing on tresses treated with either Nutriplenish Professional System Light or Deep v. untreated hair. 3Laboratory testing on tresses treated with either Nutriplenish Professional System Light or Deep v. unwashed hair 4Ex vivo testing after using the Invati Ultra Advancedâ„¢ 5 Step System of Shampoo, Conditioner, Serum, Leave-In and Foam.