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1 Vitamin A-Retinoids, derivatives of vitamin A, are used to treat acne and other skin disorders. 2  Retinoids are prescribed by dermatologists both topically and orally. 3  A common type of retinoid used in the oral treatment of acne is isotretinoin. Omega-3 Fatty Acids-Omega-3 fatty acids from fish oil, chromium, zinc, and selenium are nutrients that may have both anti-acne and mood regulating properties according to an acne study conducted at the Lasky Skin Clinic in 2008.
Vitamin C is one of the most powerful antioxidants in skin care. It helps slow down the aging process by preventing free radical damage. Long-term topical use has been clinically shown to regenerate collagen and improve the appearance of wrinkles. Vitamin C also lightens pigmentation and brightens over all skin tone.