Too Much Biotin

Biotin, also known as vitamin B₇ or vitamin H belongs to the group of B complex vitamins. Biotin is derived from the Greek word bios, which means life. This element acts as a co-enzyme or a cofactor for enzymes involved in metabolism of fatty acids, amino acids, and in assisting gluconeogenesis. Our body maintains specific levels of biotin, exceeding which gives rise to several health disorders. Deficiency of biotin also shows some kind of health complications. We shall explain you the effects of too much biotin in body in the next segment.

Dosage of Biotin in Body

Biotin supplements are prescribed by doctors to people who are deficient in biotin. According to National Institute of Health, 200 mg of biotin has also been used for medical treatment. However, such a high dose is used only under medical supervision. We have noted down the average dosage of biotin necessary for various kinds of health problems.

• Young children ~ 5-12 mcg
• Adults ~ 20-30 mcg
• Pregnant women or lactating mothers ~ 30-35 grams
• Therapeutic range ~ 50 mcg
• Hair and nail problems ~ 2500 mcg

Side Effects of Too Much Biotin

Biotin is vital for our body as it aids in regulating metabolic activities and boosts growth and development of the body. It helps in formation of nucleic acids, DNA, and RNA inside the body. Another useful effect of biotin is improvement in texture of skin, hair, and nails. It is used in treatment of several types of skin disorders. People deficient in biotin, are often seen suffering from type 2 diabetes. It is also useful in treating acne and eczema. The natural sources of biotin are carrots, bananas, cauliflower, liver, yeast, and soy flour.

Side effects and bad symptoms show up due to presence of excess biotin inside the body. This usually happens from consuming biotin rich supplements (medications and pills) in excess and continuing a biotin rich diet for a long period.

Scientists and doctors are still trying to explore the side effects of biotin in details. Clinical trials and animal research studies are the media to carry out scientific research. It has been found out from case studies that too much biotin leads to a life-threatening condition, known as eosinophilic pleuropericardial effusion. This disorder is caused due to over consumption of biotin and vitamin B₅, simultaneously.

A test conducted on pregnant mice showed that high doses of biotin increased the possibilities of miscarriages. The study also showed birth defects associated with overdose of biotin. This probably occurred due to shrinkage of the placenta. Although the research was a success in animals, scientists are yet to confirm the same results in pregnant women.

Biotin is essential for growth of nails and hair in human beings. But what if there is excess of biotin inside the body? Presence of high levels of biotin inside the body can lead to abnormal growth of nails and hair. It also causes frequent urination and excessive sweating. In this context, you can refer to this Buzzle article, biotin for hair growth for more information.

USFDA has laid some guidelines regarding the requirement of biotin by every individual. Although, biotin is vital for supporting a large number of body functions, excess will cause harm to the body. Keep an account on the dosage of the supplements to avoid too much biotin inside your body.