Its combination of active ingredients boosts cellular metabolism and reinforces the hair fiber. After the first application, hair is invigorated. It is more resistant with 93% less breakage during brushing*. After about 10 applications, the hair is stronger at the root, and hair quality is visibly enhanced**: more vibrant, beautiful and stronger. When used after each shampoo, Initialiste improves hair?s beauty assets by rendering it healthier and stronger. *Instrumental test ** Self-evaluation 129 women