Redavid Cedarwood Shampoo with Dynagen-R A delicate shampoo that removes the daily grit, grime, oils and product buildup that can rob hair of its natural beauty, leaving hair squeaky clean. Cleanses hair back to a purer state Maintains hair hydration Invigorates hair and scalp Increases volume and shine Recommended for: Non-chemically treated hair. Normal to oily, fine to medium hair.