【iHerb】 Natural Factors 生物素 促进健康头发和指甲 300微克 90片 NFS-01260

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Dietary Supplement, Promotes Healthy Hair & Nails,Biotin is a member of the B vitamin family that functions in the manufacture and utilization of fats and amino acids. Biotin deficiency is characterized by dry, scaly skin and seborrhea. Biotin suppl