When it comes to weak nails and damaged hair, there's one solution that has withstood the test of time: biotin. The HUM Nutrition Killer Nails™ daily supplement provides a potent concentration of 5000 mcg pure, vegan biotin to nourish and fortify your strands and nails. No more splitting, breaking or chipping, this pure formula strengthens your cells to optimize health. So say hello to healthy hair and killer nails. Bottle should last approximately 2 months when used as directed.
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