This shampoo contains two of the world's rarest revitalizing hair oils among its ingredients: Macadamia and Argan. It returns the necessary moisture level back to the hair , which becomes dry after cleansing with chemical based shampoos, with it's 6.5 pH level. The shampoo also protects your shiny hair from environmental pollutants. Macadamia Hair's Rejuvenating Shampoo is sulfate and paraben free. Since it gently cleanses with very low lather, it is perfect for chemically treated, dry or damaged hair. Replenishes moisture with no heavy build-up while your hair is protection from harsh daily environmental element. I use the same amount of this shampoo as I would any other. A pearlized product, it smells a bit floral - not at all like the Healing Oil Treatment , which is very spicy. This shampoo offers a very low lather, so be careful to not overuse it, you will simply waste your shampoo. I have colour treated, bleached hair, so it is not only a bit fragile, it is bl