Vitamin C serums can help reduce premature aging by protecting the skin from the untimely skin wrinkles that sun exposure can cause. It also helps reduce premature wrinkling by stimulating the growth of collagen. Being an anti oxidant it protects skin cells from damaging free radicals caused by UV exposure. Inhibiting melanin production in the skin, it helps to lighten hyperpigmentation, brown spot, even out skin tone and enhance it's appearance.