PROYOU the keeper booster 10x15 ml PROYOU the keeper booster 10x15 ml is a natural, vegan, and organic booster that helps to nourish and strengthen the hair, scalp, and strands. It is packed with active ingredients like argan oil, almond oil, and rosehip oil that help to strengthen and protect the hair. In addition, it also contains vitamin E, which helps to nourish and protect the scalp from damage. This booster helps to provide long-lasting hydration, reduce frizz and flyaways, and improve hair elasticity. It is suitable for all hair types and can be used daily.