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7 Best Hair, Skin, and Nails Vitamins According to Experts
Para-aminobenzoic acid (PABA), or vitamin B10 ... Active ingredient(s): vitamin A 750 mcg (83% DV), vitamin C 100 mg (111% DV), biotin 2,500 mcg (8,333% DV), zinc 11 mg (100% DV), copper 0.9 ...