Biotin for Hair Loss & Growth: Does it Really Work for Hair Loss

Hair problems, including hair loss and decreased hair health, are becoming significant health concerns worldwide. Strengthening hair health is important, as these issues are often linked to self-confidence. According to experts, biotin can be an effective remedy for hair loss.

Biotin, a water-soluble vitamin in the B vitamin family, is also popularly known as vitamin H. It plays a crucial role in strengthening hair, nails, and skin.

If your natural intake of biotin is insufficient, it may result in hair loss and red rashes on the body. While most people get enough biotin from their diet and deficiency is rare, it is important to be aware of its benefits.

A growing number of individuals are using biotin to promote hair growth, and studies suggest that it can be an effective solution for hair loss. 

Also, Read: 8 Most Effective Prenatal Vitamins for Hair Growth

Does Biotin Work for Hair Growth?

Research shows that biotin improves the keratin infrastructure of the body, which is essential for healthy hair, skin, and nails (R). Some studies suggest that biotin may promote hair growth (R).

In a study conducted by a group of researchers, women were given an oral marine protein supplement containing biotin for a period of 90 days. After this period, the affected areas were examined, and their hair was washed and assessed for hair loss.

The results showed that women who consumed the protein supplement with biotin experienced a significant reduction in hair loss and less shedding.

How Much Biotin Should Be Taken for Hair Growth?

Although biotin deficiency is rare, there are some recommendations for biotin dosage. The amount of biotin required per day strictly depends on factors such as age, sex, and overall health.

Experts recommend the following daily biotin intake (R):

• Birth to 6 months: 5 mcg
• 7 to 12 months: 6 mcg
• 1 to 3 years: 8 mcg
• 4 to 8 years: 12 mcg
• 9 to 13 years: 20 mcg
• 14 to 18 years: 25 mcg
• 19+ years: 30 mcg
• Pregnant Women: 30 mcg
• Lactating Mothers: 35 mcg

Some biotin-rich foods include:

• Organ meats (liver, kidney)
• Egg yolk
• Legumes (especially soybeans)
• Whole grains
• Bananas
• Mushrooms
• Cauliflower
• Nuts (especially almonds, peanuts, and walnuts)

It is important to consult your doctor about the appropriate daily intake of biotin. A healthcare professional can provide better guidance on biotin dosage and its benefits. Biotin can also be obtained from external sources, such as supplements.

What are the Biotin Supplements?

If your daily natural biotin intake through your diet is lower than the required levels, you can opt for various healthy biotin supplements to gain more benefits.

Biotin supplements are available in both capsule and tablet forms. It is important to read the details on the packaging to ensure you purchase a reliable product from a trusted supplier.

Although biotin supplements do not have major side effects, some people may experience:

• Nausea
• Diarrhea
• Cramping

Experts recommend consuming biotin supplements with food to reduce the risk of side effects. However, supplements are unsuitable for everyone, so you should consult your doctor before taking them. If your doctor is unavailable, carefully read the instructions on the package before use.

Also, Read: 10 Best Biotin-Rich Supplements for Radiant Skin and Healthy Hair Growth

How Long Does It Take to Show Result?

To see results from biotin, you must be patient and consistent. Consuming foods rich in biotin is essential. If you are taking supplements, it is important to consume them daily or as directed by your doctor.

According to research, the benefits of biotin for hair may be noticeable within 90 days (R). The most significant changes include increased hair growth and improved shine. However, consistency and long-term consumption are key to maximizing the benefits.

Some Other Biotin Benefits

Apart from effectively addressing hair problems, biotin is also beneficial for various other health conditions, and unlike its hair benefits, these are fully proven.

Biotin, a vital part of the vitamin B family, is crucial in maintaining a healthy metabolism. It helps convert glucose from carbohydrates into energy and supports the production of amino acids essential for various bodily functions.

Some other proven benefits of biotin include:

• Reduction of inflammation
• Improvement in cognitive function
• Lowering blood sugar levels in diabetics
• Decreasing bad cholesterol (LDL)
• Increasing good cholesterol (HDL)

Precautions

Although biotin supplements do not cause any major side effects, you should consult your doctor before taking them. Additionally, since biotin is a water-soluble vitamin, it is flushed out of the body through urine.

It is also important to seek medical advice if you notice any skin rash after increasing your biotin intake, as this could be a sign of biotin overdose.

Other symptoms of biotin overdose include:

• Low vitamin B6 levels
• Low vitamin C levels
• Decreased insulin production
• High blood sugar levels

Also, Read: New Experimental Drug Reverses Hair Loss and Skin Damage Effectively

Conclusion

While biotin plays a crucial role in maintaining healthy hair, skin, and nails, its effectiveness in promoting hair growth and reducing hair loss is still being researched.

Although some studies suggest that biotin supplementation may help improve hair health, especially in individuals with a deficiency, there is no definitive evidence proving that it directly stimulates hair growth.

For those experiencing hair loss, it is essential to maintain a well-balanced diet rich in biotin and consult a healthcare professional before considering supplements. Patience and consistency are also key, as noticeable results may take up to 90 days.

Beyond hair health, biotin offers several other health benefits, including supporting metabolism, reducing inflammation, and improving cognitive function. However, excessive intake may lead to potential side effects, making it important to follow recommended dosage guidelines.

• June 2017
  Written by Prajakt
• Feb 2025
  Edited by Lakshmi Gayatri