NEW! Large Size Powerful-Strength Line-Reducing Concentrate with 10.5% pure Vitamin C is clinically demonstrated to be as potent as Retinol without the sensitivity. With continued use, help stimulate skin's own rate of natural exfoliation and collagen production to see a noticeable decrease in the appearance of lines and wrinkles. The antioxidant properties of Vitamin C work to neutralize free radicals and prevent the signs of aging.