How much biotin should you take for hair growth? Recommended dosage The Food and Drug Administration (FDA) does not have a daily recommended dietary allowance for biotin. However, according to estimates, an intake of 30 micrograms (mcg) may be adequate. The average intake of biotin in Western countries, excluding the United States, is an estimated 35–70 mcg per day.
Is 5mg biotin too much? Still, people who support its use often recommend taking 2 to 5 milligrams (mg) of biotin in supplement form daily in order to strengthen hair and achieve results.
What does biotin do to your hair? Biotin, also known as vitamin B7, stimulates keratin production in hair and can increase the rate of follicle growth. It is not stored for long in the body – most of yours is from the foods you eat. In order to be effective, it needs to be consumed.
Related Questions
What is a normal biotin level?
In healthy adults, the concentration of biotin is 133–329 pmol/L in serum and 18–127 nmol/24 hours in urine [2].