Biotin injections work from inside your body, negating the problem of absorption when applied topically. A three-month course of biotin injections once every two weeks is usually recommended for the best possible results.

An intramuscular injection of biotin provides the most easily available source of the nutrient for your body. Tablets are available, but you may experience absorption issues with this method.

Biotin is not toxic, and there are no known side effects of taking too much biotin. However, as with all vitamins and supplements, it is important to speak to a doctor before starting any course of treatment.

Biotin can be used as a treatment for hair loss, as it strengthens the hair shaft and can help with regrowth. It is most effective when used alongside other treatments, such as minoxidil.

Biotin can be used to treat nail fungal infections. The vitamin helps to keep nails healthy through the production of keratin cells which can increase nail strength. It may help to prevent further infections as it may influence keratin structure and provide resistance to fungus.

• Hair strength and growth – biotin helps with healthy hair growth. Biotin deficiency can lead to hair loss. Grey hair can also be prevented as biotin protects your natural hair pigment.
• Nail health – biotin can help to keep nails healthy and prevent nail disorders such as brittle nails, and can boost nail growth.
• Skin health – biotin is necessary for cell turnover, which can help to keep skin looking young and healthy.
• Weight loss – biotin can help to break down fat cells, which can aid weight loss.
• Cognitive function – biotin is essential for energy metabolism, which can help to improve cognitive function. Additionally, it is part of the synthesis process for myelin, which coats and protects elements of the nervous system.
• Cholesterol – biotin helps regulate cholesterol levels in your body.
• Blood pressure – biotin may help to lower and regulate blood pressure.
• Anxiety and depression – deficiency in biotin has been linked to anxiety and depression. Taking biotin supplements may help to improve mood.
• Heart and blood health – diabetes can be kept in check by biotin as it helps to regulate blood sugar levels and may help to regulate blood pressure. Biotin helps retain optimum heart functionality.
• Fertility – biotin is necessary for DNA replication and cell growth. It may help to improve fertility in both men and women.
• Pregnancy – biotin is essential for pregnant women as it helps with foetal development, and also helps to regulate the menstrual cycle. Biotin can reduce and prevent birth defects and may reduce the risk of premature birth or miscarriage.

Biotin injections work from inside your body, negating the problem of absorption when applied topically. A three-month course of biotin injections once every two weeks is usually recommended for the best possible results.