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Does Biotin Help Beard Growth?

Knox Beasley, MD

Reviewed by Knox Beasley, MD

Written by Geoffrey C. Whittaker

Published 09/25/2024

Biotin (AKA vitamin B7) is well-known for promoting healthy hair. But does biotin help with beard growth? Can adding biotin-rich foods and biotin supplements to your routine give you a thicker beard?

The short answer: Not really.

Research shows it’s unlikely. Boosting your biotin levels might help if you’re dealing with hair loss due to a biotin deficiency. But thinning hair on your face or a patchy beard? Probably not a biotin problem.

However, biotin might be worth incorporating into your beard care routine for a few reasons.

Below, we dive into biotin and other vitamins that can benefit your facial hair follicles. Plus, we cover what steps to take if you’re serious about tackling beard hair loss.

Biotin isn’t just good for hair growth. It’s vital for healthy hair growth and healthy beard growth in everyone.

This B vitamin biotin is crucial for keratin production one of the key proteins for healthy hair, skin, and nails. It also helps break down carbohydrates for energy.

Without biotin, you might face issues like brittle nails, weak hair, and skin skin rashes.

Although research on beard alopecia is less advanced compared to scalp hair loss, experts agree that biotin is important for a healthy beard.

And like vitamin E, vitamin D, vitamin H and other essential vitamins, biotin is essential for overall health.

The good news? Biotin deficiency is rare.

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Biotin supplements are typically only beneficial for those who are deficient in this vitamin. And biotin deficiency is pretty rare.

The average person needs just 20 to 30 micrograms (mcg) of biotin daily. You won’t produce this water-soluble vitamin on your own, but you should be covered if you eat a balanced diet containing foods like:

  • Milk

  • Egg yolks

  • Salmon

  • Sweet potatoes

Biotin supplements can help address the side effects of biotin deficiency — including hair loss. But only if you’re severely deficient. You’d need to really be lacking in biotin to notice serious side effects.

So what does that mean for beard growth?

If you have a deficiency that’s impacting your skin and hair health, biotin might help you grow a fuller beard and achieve a healthier head of hair.

If other medical conditions are triggering excess shedding, it’s unlikely that multivitamins with biotin or B complex will boost your hair health.

Plus, a word of caution. The Food and Drug Administration (FDA) doesn’t regulate dietary supplements, so make sure to read labels carefully and check with a healthcare professional before taking something new and off the shelf.

And when it comes to hair products and beard products like beard wash, beard oil, shampoo and conditioner, it’s hard to say whether the benefits come from biotin alone.

Most people get enough biotin in their diet, but if you’re worried about getting enough, consider including more of the following foods in your meals:

  • Some types of fish

  • Dairy and meat products

  • Sunflower seeds

  • Sweet potatoes

  • Egg yolks

  • Raw egg whites

  • Milk

  • Salmon

  • Beef liver

Check out our guide to the best foods for hair growth for more foods that can boost hair follicle health.

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Beard hair loss isn’t very common, and the science behind beard hair growth is still a bit of a mystery. While hair loss medications like minoxidil aren’t proven to help with beard growth, anecdotal reports suggest that some men have had luck with this FDA-approved treatment.

And beard growth oils? They sound great, but lack solid evidence.

Beard transplants are a potential option if you’re unhappy with your facial hair, but be prepared for the cost and invasive process.

No matter what treatment you choose to explore for a fuller beard, the best move is to talk to a healthcare professional. They can guide you with expert advice and support, whether you’re losing facial hair or wanting to fill in patchy growth.

Hair loss treatments, delivered

Noticing your beard hair thinning or turning patchy? You might be experiencing hair loss, and biotin could help. But remember, it’s just one of many essential vitamins and hair loss can have various causes.

Let’s recap what we know about biotin for beard growth:

  • Hair loss can happen for many reasons. Androgenic alopecia, fibrosing alopecia, and telogen effluvium can impact the hair on your scalp and face.

  • Supplements can help but they’re not a cure. Hair health supplements containing biotin can help if your hair loss results from a deficiency. But they can’t cure male pattern baldness.

  • Minoxidil probably won’t get you a fuller beard. FDA-approved medications like minoxidil might not help with beard thinning, but they can help with other forms of hair loss.

  • A healthcare professional is your best bet. If you’re worried about beard appearance or think you might be experiencing hair loss, consider getting help from a medical professional like a dermatologist.

Wondering where to start? We can help.

Hims offers minoxidil products like minoxidil foam, minoxidil solution and topical finasteride & minoxidil spray that can help men with male pattern baldness maintain their existing hair. We also offer biotin gummies to help address deficiencies that can lead to hair health issues.

6 Sources

  1. Almohanna HM, et al. (2019) The role of vitamins and minerals in hair loss: A review. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6380979/.
  2. Biotin. (2022). https://ods.od.nih.gov/factsheets/Biotin-HealthProfessional/#h5.
  3. Bistas KG. (2021). Biotin. https://www.statpearls.com/ArticleLibrary/viewarticle/18328.
  4. Glynis A. (2012). A double-blind, placebo-controlled study evaluating the efficacy of an oral supplement in women with self-perceived thinning hair. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3509882/.
  5. Kaiser M, et al. (2023). Beard alopecia: An updated and comprehensive review of etiologies, presentation and treatment. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10381635/.
  6. Zempleni J, et al. (2009). Biotin. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4757853/.
Editorial Standards

Hims & Hers has strict sourcing guidelines to ensure our content is accurate and current. We rely on peer-reviewed studies, academic research institutions, and medical associations. We strive to use primary sources and refrain from using tertiary references. See a mistake? Let us know at [email protected]!

This article is for informational purposes only and does not constitute medical advice. The information contained herein is not a substitute for and should never be relied upon for professional medical advice. Always talk to your doctor about the risks and benefits of any treatment. Learn more about our editorial standards here.

Knox Beasley, MD

Dr. Knox Beasley is a board certified dermatologist specializing in hair loss. He completed his undergraduate studies at the United States Military Academy at West Point, NY, and subsequently attended medical school at Tulane University School of Medicine in New Orleans, LA. 

Dr. Beasley first began doing telemedicine during his dermatology residency in 2013 with the military, helping to diagnose dermatologic conditions in soldiers all over the world. 

Dr. Beasley is board certified by the American Board of Dermatology, and is a Fellow of the American Academy of Dermatology.

Originally from Nashville, TN, Dr. Beasley currently lives in North Carolina and enjoys spending time outdoors (with sunscreen of course) with his wife and two children in his spare time. 

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  • Dermatology Residency. San Antonio Uniformed Services Health Education Consortium

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