Medavita Nutrisubstance 8-Hour Rescue Treatment is a deep nourishing treatment for hair, providing an immediate dose of intense hydration and nutrition. This non-rinse hair care will provide your hair with all it needs right after washing, helping to smooth and restore your hair's natural shine and the integrity of its structure. It promotes regeneration and contributes to easier detangling. Apply to washed hair along the lengths and to the ends for beautifully shiny and vital hair with regenerative effects.