It s Skin Collagen Nutrition Serum for Firming and Moisturizing 40ml. Nutri-Active Collagen Nutrition Serum promoting resilience-boosting care. A firming serum containing skin-firming Collagen Extract for moisturizing and cleansing care and Malt Extract and Bearberry Extract high in various amino acids rewarding the skin with rich moisture replenishment. It S SKIN is the first brand in South Korea to bind the concept of cosmetics with medicine. With skin care knowledge accumulated over decades It S SKIN presents its products for all ages and all skin types and promises the best results for beautiful silky skin that every woman dreams of.