A drop of essence, full of nutrition, replenishes the skin.- Contains Eight types of hyaluronic acid: Eight different types of hyaluronic acid with different molecular sizes absorb more quickly into the skin. - Forms a moisture shield: a drop of Opuntia Ficus-Indic a Seed oil and natural moisturizing factor provides and locks in abundant moisture to prevent evaporation- Soft moisture texture gives rich hydrating firm skin care.- Skin irritation test completed: Non-irritation (Hyaluronic Acid Water Essence is recognized as a low irritation product with a skin irritation index of 0.00)