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What it does: Avocado is packed with vitamin A, which boosts cell turnover and stimulates collagen production, says Weiser. It also contains the antioxidant vitamin E, which fights free radicals, helping to prevent fine lines.

How to use it: Combine ½ cup yogurt; ½ avocado, mashed; and ¼ cup honey in a bowl, says celebrity facialist Joanna Vargas. Apply the mixture to clean skin, let it sit for 20 minutes, then rinse with warm water.