These include:. You may be able to reduce your risk for side effects by taking your supplement with food. They can talk with you about the potential risks and benefits, as well as the proper dosage. You should always follow the dosage information on the label unless your doctor instructs otherwise. Although more research is needed to assess its effects on hair growth, biotin does have several proven benefits. For example, biotin is one of several B vitamins that support a healthy metabolism.
Biotin converts glucose from carbohydrates into energy for the body and aids amino acids in carrying out normal bodily functions. Learn more about the benefits of biotin. However, you should always check with your doctor before adding a new supplement to your routine. Your doctor can also provide more individual information about dosage and potential side effects. Biotin is a water-soluble vitamin, so any extra biotin in your body will flush out through your urine.
This makes a potential overdose unlikely. If you develop an unusual or unexpected skin rash after increasing your biotin intake, see your doctor immediately. In rare cases, this is a sign of biotin overdose. For best results, you should be consistent in your intake. Although research is limited, studies from and suggest that results may be seen in as little as 90 days. This includes an increase in growth and shine. Learn about more ways to make your hair grow faster.
You may already be getting the biotin you need through your diet, so talk with your doctor about the best option for you. Also known as vitamin B7, or vitamin H, biotin helps the body convert proteins, fats, and carbohydrates you ingest into energy. In recent years biotin has become popular because some people claim that taking extra biotin can help slow hair loss, strengthen thinning hair, or even regrow lost hair. Half of men experience noticeable hair loss—scientifically known as androgenetic alopecia or male-pattern baldness—by the age of 50, according to the Cleveland Clinic.
The condition is estimated to affect about 30 million women in the U. Not everyone is so down on biotin, however.
Because some believe it works and it is not known to be harmful. The recommended amount of biotin you need each day is up for debate and is thought to depend on your age. Newborn babies need just 5 micrograms mcg daily, while adults should be getting at least 30 mcg, and breastfeeding women should shoot for 35 mcg or more.
Johnson says. If you choose to supplement, biotin can be taken by itself or along with other B-complex vitamins in multivitamin form. Most of the websites touting biotin for hair growth recommend taking milligrams 2,, mcg of biotin in supplement form each day, and many supplements are sold under the name Biotin , indicating a mcg 5 mg size. No toxicity of excess biotin intake has been described.
In rare cases, people may suffer from biotin deficiency not enough biotin due to a genetic error of metabolism, a bacterial imbalance in the gastrointestinal tract, or the use of certain medications, including antiepileptics—such as carbamazepine , phenytoin , and phenobarbital —and the acne treatment isotretinoin.
Saleem F, Soos MP. Biotin Deficiency. In: StatPearls. Thank you [email] for signing up. Please enter a valid email address. Your Privacy Rights. To change or withdraw your consent choices for Byrdie. At any time, you can update your settings through the "EU Privacy" link at the bottom of any page.
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I Accept Show Purposes. Hair Hair Styling. By Giulia Heiman Giulia Heiman. Giulia is a contributing writer for Byrdie and a freelance hair stylist. Byrdie's Editorial Guidelines. Eden Stuart. Prior to Byrdie, Eden wrote for Allured Media Business, a trade company where she wrote and edited news items and features for the cosmetics, skincare, flavor, and fragrance industries. Reviewed by Shab Reslan. To change or withdraw your consent choices for VerywellHealth.
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We and our partners process data to: Actively scan device characteristics for identification. I Accept Show Purposes. Table of Contents View All. Table of Contents. Health Benefits. Possible Side Effects. Dosage, Preparation, and Safety. Biotin Deficiency. What to Look For.
Recap Haircare products containing biotin may claim to treat brittle, thinning, or flat hair, but these claims are not supported by science. Frequently Asked Questions Does biotin help hair to grow faster? Can biotin cause a rash? Does biotin cause weight gain? Was this page helpful? Thanks for your feedback!
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