A strengthening shampoo enriched with biotin that fortifies and repairs hair from roots to ends.The SEPHORA COLLECTION strengthening shampoo made with 93% ingredients of natural origin fortifies your hair while repairing it. It improves the quality of your hair, leaves it softer and shinier, and hydrates it.Enriched with biotin and plant proteins, its lightweight formula rinses out quickly. For a complete routine, use it with the strengthening conditioner!Super-ingredients known for their hair benefits:  This strengthening shampoo is made with synthetic-origin biotin, known to improve hair quality, and plant-based proteins, whose structure is similar to that of keratin. These proteins are known to repair hair.The strengthening shampoo has been developed using a responsible approach. THE PACKAGING COMMITMENTS: The bottle contains 73% recycled plastic, giving it a light-gray color. THE WATER COMMITMENTS: This easy-rinse shampoo's formula requires 33% less water with each use than a conve