1 Serum is an anti-aging water-based serum and a great moisturizer to boost hydration for smooth and supple skin all day. It deeply absorbs high concentrations of effective ingredients into the dermis and its small molecules penetrate instantly into the skin. This natural and oil-free serum contains a specialized blend of MultiEx Phytrogen which is natural phytoestrogen mixture, composed of 8 plant extracts. It improves collagen synthesis, skin elasticity and helps tighten skin that is loose and saggy with age. It contains Hyaluronic acid and Galactomyces ferment filtrate which improves the skin immunity, enabling it to stay constantly moisturized and healthy. It is also high in the antioxidant, Morinda Citrifolia Fruit Extract, that helps fight free-radical damage caused by the environment, rendering the skin dewier, softer, and smoother. It contains Adenosine, Acetyl hexapeptide-8 and Collagen which effectively reduces the appearance of fine lines and wrinkles to reveal firmer skin. Keep you skin hydrated and consistently supple with 1 Serum - Single Drop Hydration.