Biolage Ultra Hydra Source Shampoo for Very Dry Hair 33.8 fl oz Discover Biolage Ultra Hydra Source Shampoo for very dry hair. Infused and micro-dosed with cold-pressed cupuacu butter filtered salicylic acid, it deeply hydrates, and leaves hair feeling incredibly soft and supple. Details Benefits Gently cleanses very dry, thick, or coarse hair without stripping essential oils Infused with cupuacu butter to deliver deep hydration and softness Contains filtered salicylic acid to remove buildup and impurities Helps prevent frizz and flyaways for up to 72 hours* Leaves hair feeling soft, supple, and manageable Suitable for color-treated hair Key Ingredients Cupuacu butter: a rich emollient that deeply moisturizes and softens hair Salicylic acid: a beta hydroxy acid that helps remove buildup and impurities from the scalp Paraben-free, mineral oil-free, silicone-free, colorant-free 96% biodegradable formula Research Results Provides intense hydration for very dry hair Leaves hair feeling soft, smooth, and manageable Helps reduce frizz and flyaways Hair is left looking healthy and radiant *Consumer test after application of Ultra Hydra Source Shampoo, Conditioner Leave-In Cream Packaging may vary