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Does Biotin Really Make Nails Grow?

How much biotin should I take for nail growth? Biotin may help for brittle nails. Studies show that taking-5 mg (2500 mcg) tablets daily may lead to some improvement in nail firmness, hardness, and thickness. In one study, over half of the folks taking biotin-5 mg a day had a 25% increase in thickness of their nails.

How long does it take for biotin to strengthen nails? Several human studies suggest that taking a biotin supplement daily can help strengthen nails. Some scientists say a dose of-5 milligrams of biotin daily can improve nail strength in just a few weeks.

Is biotin a waste of money? Research has shown that biotin actually does little to promote healthy hair and nails. Biotin, also known as vitamin B7, has virtually no influence over hair growth or follicle health. Unless you’re suffering from a biotin deficiency, biotin supplements are basically a waste of money.

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