What is the best facial treatment for women with dehydrated skin? The Aquasasource Continuous Hydration Cream by Biotherm brand works the deep hydration of skin cells while maintaining skin hydration for 48 hours.- Consolidation of the protective barrier of the epidermis in order to fight against external aggressions paraben, the new aquasource keeps its unctuous cream texture Praised by women around the world: a soft and creamy light touch, which melts on the skin, to awaken the daily senses. Moisturizing and nourishing rates: millions of new cells are created day after day. After 10 days, even dull skin looks essere revitalized.