Dehydrated hair? Discover Elvive Hydra Hyaluronic Moisture Boosting Shampoo, by L’Oreal Paris. The formula, powered with [Hyaluronic Acid], weightlessly coats your hair to keep it feeling hydrated for up to 72 hours*. The results? Hair looks visibly plumped, bouncy and shiny**. Suitable for all hair types and textures. *Instrumental test, shampoo + conditioner **Consumer test, shampoo + conditioner.