Intensely repair, smoothe, brighten, firm, and hydrate with this highly concentrated, specially formulated anti-aging serum. Retinol encourages cell turnover and vitamin C supports collagen and protects against free radicals. For those with advanced signs of aging and sun damage exhibited by wrinkles, loose and sagging skin and uneven skin tone or dark spots. Great for those who really want smoother, firmer skin and are not sensitive or acne-prone.