What it is: A unique booster that harnesses the full power of pure, fresh vitamin C at the highest concentration to visibly brighten, even, and retexturize skin. Skin Type: Normal, Dry, Combination, and Oily Skincare Concerns: Dullness and Uneven Texture, Dark Spots, and Fine Lines and Wrinkles Formulation: Lightweight Serum Highlighted Ingredients: - Vitamin C: A powerful vitamin to fight the visible signs of aging. Ingredient Callouts: Free of parabens and phthalates. What Else You Need to Know: This super potent booster was designed as a daily supplement to visibly rejuvenate skin from the outside—and a simple, seamless way to reinvigorate your routine without changing a thing. Simply mix two drops with your moisturizer AM and PM and see brighter skin with the first application.