Blueberries contain significant amounts of zinc and iron, both skin-friendly elements. Natural antioxidants, natural vitamins A, E & C and beta-carotene are all present in Blue berries. Blueberry sheet mask is a great remedy for acne. Blueberries make your skin glow naturally and with beauty and radiance. It is rich on skin friendly natural nutrients. The Blueberry Sheet Mask will leave your skin looking young and supple. The Collagen Sheet Mask is like a super-food for the skin. It promotes a plump, firm, and elastic youthful looking skin.