Brighten Up. InstaNatural Vitamin C Serum is packed with nutrients to brighten the skin and prevent common signs of aging such as the appearance of lines, wrinkles and discoloration. To enhance the antioxidant benefits of Vitamin C, our serum also includes Ferulic Acid to defend against environmental aggressors, as well as Hyaluronic Acid and Sea Buckthorn Oil to support the skin's protective barrier. At InstaNatural, our mission is to put people first by creating skincare that is botanically based, active-led, and proven to perform. Our skin care products are formulated without 1500 ingredients such as parabens, sulfates, synthetic fragrance, PEGs, petroleum, and formaldehyde releasers. Our products are certified cruelty-free.