Is 300 mcg biotin too much? Healthcare professionals consider biotin to be very safe. Even very high doses of up to 300 mg daily, to treat MS, have not led to adverse side effects. The recommended daily dosage for adults is much lower: 30 mcg. Biotin is a water-soluble vitamin, and any amount that the body does not absorb is excreted in urine.
How much biotin should I take for hair growth? 2-5 milligrams
How many mcg of biotin should I take a day? Adults and teenagers—30 to 100 micrograms (mcg) per day. Children 7 to 10 years of age—30 mcg per day. Children 4 to 6 years of age—25 mcg per day. Children birth to 3 years of age—10 to 20 mcg per day.
Related Questions
Is 300 Mcg Biotin Enough
According to the Mayo Clinic, the recommended dosage for biotin for therapeutic effects is anywhere from 30 mcg to 100 mcg per day for adults and teenagers.