Helia-D Hydra Concept, 50 ml, Skin Serums for Women, The Helia-D Hydra Concept face serum is a product full of active ingredients, meaning it provides absolutely luxurious care for your skin. Characteristics: hydrates and nourishes effectively restores skin elasticity regenerates the skin barrier How to use: Dab an appropriate amount of the serum gently into clean skin with your fingertips. Apply to the face, neck and chest.