Our best-selling Vitamin C line is vegan, cruelty-free, AND dermatologist recommended! DERMA E’s Vitamin C skincare is especially potent because it uses Stay-C® 50 to achieve maximum results- the Vitamin C is stable and won’t change before it is absorbed into your skin. Our Vitamin C collection of skincare products offers you several different ways to incorporate this AMAZING nutrient into your daily routine for it to be most effective. Head on over to the link in our bio and see why it's a best-seller!