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Biotin, also known as vitamin H or B7, is a water-soluble vitamin that helps the body metabolize fats, carbohydrates, and protein. Water-soluble vitamins are not stored in the body so daily intake is necessary
Vitamin B7 cannot be synthesized by human cells, but it is produced by bacteria in the body, and it is present in numerous foods.
Biotin therapy may help treat some medical conditions. Some people take supplements to strengthen their nails and hair, but there is a lack of evidence supporting this use.
This article looks at why we need biotin, the recommended intake, sources, and any possible health risks.
Fast facts on biotin :
- Biotin, or vitamin B7, is needed to metabolize fats, carbohydrates, and protein.
- Deficiency can lead to hair loss and skin problems, but it is rare.
- Dietary sources include red meat, eggs, seeds, and nuts.
- Supplements are unlikely to cause harm but they are not proven to help with hair, skin, and nail health.