Pure Hyaluronic Acid Face Serum from Hyalogic provides intense hydration and helps rejuvenate skin from the inside out. It goes on lightly, non-oily and soothes skin, leaving it soft and smooth. The body's production of HA declines with age, so this is a great way to restore skin and keep it supple. Fragrance free. Gluten free. Vegan friendly. Dye free. Cruelty free.