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Can Biotin Make Nails Brittle?

Can biotin make your nails worse? You won’t make your nails grow more quickly if you take this dietary supplement. But several studies show that biotin can strengthen brittle nails, making them less likely to split or break, so you may be able to grow your nails longer after taking the supplement regularly.

Can biotin cause brittle nails? “Keratin is a protein in hair, skin, and nails.” So there is a real link between biotin and your skin, hair, and nails. In fact, being deficient in biotin can cause symptoms like thinning hair, skin rashes, and brittle nails.

What are the negative effects of biotin? Biotin supplements can cause problems if you take too much. Side effects can include skin rashes, digestive upset, problems with insulin release, and kidney problems. As with any supplement, the safety of long-term or high-dose use isn’t known.

Related Questions

Can Biotin Make Nails Brittle

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.

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