Dr Rashel Hyaluronic Acid Instant Hydration Primer Serum. This serum bottle is full hyaluronic acid, quick absorbed in skin and enhance your skin elasticity, reduce acne, spots, marks discoloration, also diminish fine lines, sun damage, pores and wrinkles and repair muscles. Best serum for all type of skin, gold extract in this will work as anti-aging, and brighten your complexion with youthful appearance. Also work as primer, make a smooth and strong base for makeup.