Killer Nails® Hair & Nail Strength Supplement with Biotin 60 Capsules


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What Else You Need to Know: Tired of weak nails and split ends? Let these supplements come to your defense with 5,000 micrograms of biotin, to be exact. Biotin is widely used for strong nails and hair and is specially formulated for HUM Nutrition in this high-potency, vegan formula*. Biotin is an important water-soluble vitamin for the health of hair, skin, and nails. It plays a crucial role in cell growth and in the production of and metabolism of protein. Biotin was originally used to strengthen horse hooves, and research has since shown that humans can benefit from a biotin boost, too.

Beauty Benefit:  Stronger Hair & Nails

Clinical Results: In a study of 45 individuals with brittle fingernails being administered 2.5 mg of biotin a day:

  • – 91% of individuals reported firmer and harder fingernails
  • In a small, retrospective study, administration of biotin for six months resulted in clinical improvement of nail condition in 63 percent of subjects.
  • A trial that used scanning electron microscopy to assess fingernail thickness and splitting found that fingernail thickness increased by 25 percent and that splitting decreased after biotin supplementation.
  • *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.


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