Vitamin C is critical for your body and plays an important role in maintaining healthy, resilient skin. Viva's Bio Brightening C Serum is vitamin c rich which helps combat signs of hyper pigmentation, dark spots, sunspots, boosts collagen production, and helps brighten up your complexion. With rosehip oil, sweet almond oil, evening primrose oil, and vitamin e, this serum helps to combat serious dark areas of the skin.