What Does Biotin (Vitamin H) Do For Hair?

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Hair loss is probably the most common issue almost everyone deals with. Decrease in hair thickness or rough and dry hairs are everyone’s biggest enemies. However, did you know that biotin deficiency can be one of the reasons for hair loss? Yes! Biotin, a vitamin produced in our gut and consumed from various sources, plays a crucial role in hair growth and development.

So to understand the benefits biotin provides to our hair, let’s first learn what biotin is.


What is Biotin?

What is biotin?

Biotin is a vitamin. Biotin is Vitamin B7, also known as Vitamin H. It is a water-soluble vitamin, i.e., it is quickly excreted out from the body.

Biotin or Vitamin B7 plays a vital role in producing and protecting our hairs, nails, and skin.

There are plenty of sources for biotin consumption. Biotin is available in various food sources like cooked egg yolks, Oats, Wheat germ, White mushrooms, Spinach, Cheese, brie, Milk, Pork, Carrot, Apple, Tomato, Beef, Chicken, Lettuce, organ meats, such as liver or kidney, nuts, such as almonds, peanuts, and walnuts, soybeans and other legumes, whole grains, bananas, cauliflower, and mushrooms. Nonetheless, Biotin can also be taken as a supplement in the form of a capsule or tablet.


What Does Biotin Do For Hair?

1. Biotin helps with hair growth

Biotin helps with hair growth

Who does not desire long and thick hair? Biotin or Vitamin B7 might help you in increasing your hair growth.

Keratin is a protein present in our hair. Biotin plays a crucial role in the production of keratin. Thus, biotin supplementation may help in increasing the production of keratin, thus promoting hair growth. Nonetheless, biotin also increases the rate of follicle growth, hence increasing hair growth.

However, biotin works best in people with biotin deficiency. Excess biotin in the body gets flushed out. Hence, taking excess biotin might not always help.

Research published in the Journal of Clinical and Aesthetic Dermatology was conducted to analyze the efficacy and safety of biotin on hair growth. The research found that oral biotin supplements safely and effectively promote significant hair growth in women with temporary hair thinning.

According to a review article published in Skin Appendage Disorders Journal, research supporting the efficacy of biotin in hair growth is limited. However, the study also found that biotin supplementation benefits uncombable hair and people with biotin deficiency. In healthy individuals, more research for biotin’s efficacy is necessary.

Author’s note: Before starting on biotin supplements, contact your physician or doctor. Generally, biotin might not lead to severe side effects. However, biotin has been linked to skin irritation, rashes, digestion problems, and kidney problems. Thus, it would be best to be cautious when taking biotin supplements and not consume them before talking to your doctor.

Now that we know how biotin promotes hair growth let’s see how biotin can help fight hair loss.


2. Biotin helps with hair loss

Prevents hair fall

Hair loss is the biggest nightmare for anyone. If you have excessive hair loss, we recommend you take a test to monitor your biotin levels. The deficiency of biotin is primarily associated with hair breakage and hair loss. Research published in the International Journal of Trichology showed that 38% of women complaining of hair loss had a deficiency of Biotin or Vitamin B7.

As we previously learned, biotin plays a vital role in producing our hair protein, keratin. Biotin has also been associated with increased hair strength and thicker hair. Thus, hair loss can significantly be decreased with biotin. Increasing the intake of biotin or vitamin B7 might also help make the hair stronger resistant to falling out.

Author’s note: If you are unsure about taking biotin capsules, you can also try using shampoos composed of biotin. Biotin shampoos have recently gained popularity. They are known to improve the circulation in your scalp and strengthen the hair follicles, thus increasing hair density.

Biotin surely helps in strengthening our hair roots and providing volume to them. But does biotin contribute to making our hair shine? Keep reading to find out!


3. Biotin makes the hair shine

Biotin makes the hair shine


No one can deny that they don’t desire hair that shines in the sun, and when let open, it falls so softly and gently! Biotin can help you achieve your dreams of shiny and voluminous hair.

Biotin or Vitamin B7 is the most known vitamin that contributes to shiny hair. Biotin improves the infrastructure of keratin, the protein in our hair. Thus, biotin can make your hair voluminous and shine throughout the day!

Author’s tip: Biotin does not only contribute to hair growth and shine. Biotin also helps with brittle fingernails, giving them a good look—nonetheless, in making our skin look healthy. Thus, biotin supplementation is highly beneficial for our hair, nails, and skin!

Biotin indeed does wonders for our hair. However, before you start using biotin, you should know some essential information about using biotin. So, here are some of the most frequently asked questions on Biotin.



1. How much biotin should you take for hair growth?

According to the Institute of Medicine, 30 micrograms of biotin intake is adequate for an adult over 19 years of age. Many websites recommend a daily intake of 2000-5000mcg of biotin for hair growth. If you are biotin deficient, the doctor might prescribe higher doses of biotin.


2. How long does it take biotin to work on hair?

Biotin might take approximately 90 days or 3 months to show results on your hair. However, it may vary for different people. Biotin taken for a longer duration might result in more incredible benefits.


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Our hair is one of the essential parts of our body. They add beauty to our appearance and elegance to our style. Protecting and maintaining hair with the sudden changes in lifestyle, tight work schedules, diet, and pollution can be demanding. Well, biotin does it for you!

Our hair needs biotin; let’s give it to our hair! Biotin is a boon to our hair. It increases hair growth, prevents hair loss, makes our hair shinier, and thickens it.

Comment down and let us know if Biotin worked for your hair!

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