Hyaluronic Acid is a substance that is naturally found within our bodies. It is a protein that is found in the deeper layers of our skin known as the dermis. As we age, our skin's natural Hyaluronic Acid content can decrease.This moisturizing lightweight serum contains Hyaluronic Acid to help nourish and hydrate your skin for a youthful-looking, healthy glow. Directions: Use the serum daily for a radiant, vibrant complexion. Apply a small amount to the desired areas after cleansing face and neck.