What it is: A 15 percent vitamin C serum with caffeine and antioxidants that visibly brightens, evens skin tone, reduces hyperpigmentation, and protects against signs of aging. Skin Type: Normal, Dry, Combination, and Oily Skincare Concerns: Dark Spots, Fine Lines and Wrinkles, and Dullness Formulation: Lightweight Liquid Highlighted Ingredients: - 15% Vitamin C Complex: Brightens to reduce the look of hyperpigmentation and firm the look of skin. - Yerba Mate and Guayusa Extracts: High in caffeine and antioxidants to revive dull-looking skin. - Passion and Dragon Fruit Extracts: Vitamin C-rich superfoods combat visible signs of aging. Ingredient Callouts: This product is vegan, cruelty-free, and comes in recyclable packaging. What Else You Need to Know: This vitamin C face serum includes three forms of vitamin C, plus yerba mate plant caffeine for a super dose of antioxidants in one bottle. It's lightweight, nonsticky, great for acne-prone or sensitive skin, and lays well under makeup. Clinical Results: In a 4-week consumer test: - 90% saw an overall improvement in skin tone  - 87% agree skin looks brighter  - 80% saw a visible improvement in skin's texture  Clean at Sephora is our commitment to offering effective products without certain ingredients, such as parabens, sulfates, phthalates, and mineral oils. Learn more here.