Top B12 Supplements for Hair Loss & Regrowth in India: Benefits, Dosage & Best Tablets

In India, Vitamin B12 is getting a lot of attention as more and more people, young and old, are losing their hair due to the deficiency of this essential nutrient. Even after spending money on expensive oils, shampoos and serums, many people's hair is becoming thin. 

This blog will break down the best B12 supplements to take, how much you should take, which form of methylcobalamin is best, what foods have B12, and how long it will take to see your hair grow back. I'll provide you with solutions based on facts so you can get strong, healthy, and thick hair.

Signs You May Have Low Vitamin B12

When B12 deficiency hair loss occurs, it typically presents with signs and symptoms, such as hair becoming thinner or weaker, going grey prematurely, and not holding up well because it's not getting enough nutrients. Let us understand the signs of Vitamin B12 deficiency as five key points.

• Chronic thinning of hair is associated with hair loss resulting from B12 deficiency, which weakens the roots and reduces hair density.
• Excessive daily hair loss occurs, along with classic symptoms of vitamin B12 deficiency, including fatigue.
• Dry, weak, brittle hair reflects an internal imbalance induced by B12 deficiency, which can lead to hair loss.
• Premature greying is commonly associated with underlying vitamin B12 deficiency.
• Skin dullness and brittle nails, often overlapping with vitamin B12 signs and symptoms, are warning signs.

How Vitamin B12 Helps Hair Grow Naturally

Vitamin B12 plays a crucial role in strengthening the hair from within, making vitamin B12 for hair growth one of the most researched nutritional solutions for thinning and breakdown. To understand how vitamin B12 helps hair growth, it is essential for the formation of red blood cells. 

These cells deliver oxygen and nutrients to the roots of your hair. When your hair roots get more oxygen, they work better, produce more keratin, and help your hair grow back faster.

Role of B12 in Oxygen Delivery to Hair Follicles

Vitamin B12 helps your body make more red blood cells. This means that oxygen flow to your hair will improve, making your hair healthy, strong and able to continue growing.

• Vitamin B12 helps your body make more red blood cells, which means your hair follicles get more oxygen.
• Better oxygen flow helps keep your hair follicles functioning, which in turn supports healthy hair growth.
• Getting enough oxygen helps prevent hair follicles from shrinking and the roots from becoming weak.
• Enhanced scalp circulation promotes stronger, healthier and more nourished hair growth.
• Oxygen-rich follicles maintain better keratin production for thicker, resilient hair strands.

How B12 Supports Hair Regrowth & Stronger Hair Roots

Vitamin B12 helps your hair grow by speeding up cell division in the hair follicles and strengthening the roots, which means less premature loss. It helps form keratin, keeps follicles working and prevents thinning that occurs when you don't have enough B12.  

Vitamin B12 enhances the delivery of nutrients and oxygen to your scalp; Due to this, hair continues to grow, become thicker, and your scalp remains in good condition. If you use it for an extended period, you will notice stronger, more voluminous hair.

Benefits of Vitamin B12 for Hair Growth

Vitamin B12 can make your hair thick and shiny. It also helps prevent breakage by strengthening each strand and nourishing the roots. It's good for your scalp, helps hair grow faster, and makes your hair stronger overall.  

If you take adequate amounts regularly, your hair can appear thicker and healthier, feel better, and you will not lose hair due to B12 deficiency.

Best Vitamin B12 Sources for Hair Growth

Foods high in vitamin B12 and supplements can help stop hair from thinning if you're low on B12. They also encourage hair growth, which is good for vegetarians or people who aren't getting enough B12.

Natural B12 Foods You Can Add Today

Include vitamin B12 sources like dairy, eggs, paneer, curd and fish to build a B12-rich diet for hair. These foods can help keep your hair follicles strong and prevent hair loss due to B12 deficiency. 

If you are a vegetarian or vegan, it's essential to plan your meals carefully to ensure you get enough B12 for good hair growth.

Supplements for Faster Hair Growth — When Food Isn’t Enough

When dietary intake is low, vitamin B12 sources from supplements can correct deficiencies more quickly and improve hair density. These vitamin B12 foods for hair alternatives ensure your body absorbs what it needs to support hair regrowth.  

A diet rich in B12, along with supplements, is good for those who don't absorb B12 well, vegetarians, or people with thinning hair.

Methylcobalamin vs Cyanocobalamin — Which B12 Is Best for Hair?

Understanding the difference between methylcobalamin and cyanocobalamin is essential for anyone dealing with B12 for hair loss or deficiency-related thinning. Hair health depends on efficient vitamin B12 absorption, reliable conversion within the body, and correction of vitamin B12 signs and symptoms, such as fatigue, shedding and scalp weakness. 

While a B12-rich diet for hair and natural vitamin B12 foods for hair help, many individuals require supplementation for consistent results. Choosing the right form of B12 supports stronger follicles, improved growth cycles and nutrient delivery. 

Knowing the best time to take B12 and whether your diet includes enough vitamin B12 sources is equally important.

Differences in Absorption, Bioavailability & Hair Results 

Why methylcobalamin for hair growth is superior

Methylcobalamin bypasses conversion steps, supports quicker follicle repair and improves scalp oxygenation. This makes it an ideal addition to biotin and B12 for hair routine, deficiency replacement and long-term regrowth, especially for those with poor absorption or worsening signs and symptoms of vitamin B12 deficiency.

Biotin and B12 Combo for Maximum Hair Regrowth

The combination of biotin and B12 for hair promotes keratin production, thereby strengthening follicles and accelerating deficiency-related thinning. While biotin increases strand thickness, B12 supports nutrient delivery.  

Combining vitamin B12 supplements with foods, a balanced B12-rich diet for hair, and understanding methylcobalamin vs. cyanocobalamin maximises visible results.

Best B12 Supplement for Hair Growth at ZeeLab Pharmacy

If youth in India notice these signs, they may soon find affordable alternatives. Zeelab Pharmacy provides WHO/GMP-certified products that meet global standards and deliver them to over 1800 cities in India, making treatment easy and affordable. 

My12 G Tablet

My12 G Tablet

MY12 G is a combination of two medicines: Gabapentine 300 mg + Mecobalamin 500 mcg. Gabapentin is an alpha-2 delta ligand that decreases pain by modulating calcium channel activity of the nerve cells.  

• Composition: Gabapentin (300mg) + Methylcobalamin (500mcg)
• What it does: Supports energy, nerve health, and treats Vitamin B12 deficiency to reduce fatigue and hair loss.
• How to use: Take one tablet daily after meals or as directed by a healthcare professional for best absorption. 

My 12 OD Tablet

My 12 OD Tablet

MY 12-OD is a naturally occurring and pure form of Vitamin B12. It helps regulate essential bodily functions like cell multiplication, blood formation, and protein synthesis. It is commonly used to treat Vitamin B12 deficiency in people with Pernicious Anaemia. 

• Composition: Methylcobalamin (1500mcg)
• What it does: Supports nerve health, boosts Vitamin B12 levels, improves energy, and helps reduce deficiency-related weakness.
• How to use: Take one tablet daily after meals, swallowing whole with water, or follow your doctor's advice.

Feriext FA Iron Supplement Tablet

Feriext FA Iron Supplement Tablet

Feriext FA Iron Supplement Tablets are designed to boost your iron levels and prevent or treat iron deficiency anaemia. These tablets contain iron, which is essential for making red blood cells and transporting oxygen throughout the body.  

• Composition: Iron (100 mg) + Folic Acid (1.5 mg) + Vitamin B12 (0.0075 mg)
• What it does: Feriext FA boosts iron levels, improves energy, supports red blood cell production and helps reduce hair fall.
• How to use: Take one tablet daily after food with water or as directed by your health care professional.

My12 FOL Tablet

My12 FOL Tablet

My12 Fol Tablet is a prescription medicine used to manage calcium and other nutritional deficiencies. It helps support normal growth and ensures the proper functioning of the body.  

• Composition: Methylcobalamin (1500 mcg) + L-Methylfolate Calcium (1 mg) + Pyridoxal 5-Phosphate (5 mg)
• What it does: Supports hair growth, boosts Vitamin B12 and folate levels, improves energy, and helps reduce deficiency-related hair fall.
• How to use: For best results, take one tablet daily after food or as advised by a healthcare professional. 

My12 LC Tablet

My12 LC Tablet

My12 LC Tablet is a prescription medicine. It contains a combination of vitamins that is prescribed to treat vitamin and other nutritional deficiencies. It ensures the proper growth and functioning of the body.  

• Composition: L-Carnitine (500 mg) + Methylcobalamin (1500 mcg) + Folic Acid (1.5 mg)
• What it does: Supports nerve health, boosts energy, and improves hair strength by correcting Vitamin B12 deficiency.
• How to use: For best results, take one tablet daily after food or as advised by a healthcare professional. 

Rich Run Iron Supplement Capsule

Rich Run Iron Supplement Capsule

Rich Run Iron Capsule is a carefully formulated health supplement designed to combat iron deficiency and related conditions. Enriched with Ferrous Fumarate, Folic Acid, Zinc Sulphate Monohydrate, and Vitamin B12, it supports red blood cell formation, boosts immunity, and promotes overall well-being. 

• Composition: Ferrous Fumarate 250mg + Folic Acid 1.5mg + Zinc Sulphate Monohydrate 50mg Eq. to Elemental Zinc 18.2 mg. + Vitamin B12 10mcg
• What it does: Supports healthy haemoglobin, prevents iron deficiency, increases energy, reduces fatigue and effectively promotes overall vitality.
• How to use: Take one capsule daily after meals with water or as directed by your health care professional. 

Zeefron Capsule

Zeefron Capsule

Zeefron Capsule is a nutritional supplement that helps manage iron deficiency anaemia and supports overall health. It contains Iron Carbonyl, Folic Acid, Vitamin B12, and Zinc, which play essential roles in red blood cell production, immune function, and nerve health.  

• Composition: Iron Carbonyl (100mg) + Folic Acid (1mg) + Vitamin B12 (5mcg) + Zinc (25mg)
• What it does: Increases haemoglobin, cures iron deficiency, improves energy levels, and supports healthy hair, nails, and overall vitality.
• How to use: Take one capsule daily after meals with water or as directed by your health care professional. 

My12 Forte Nerve Rejuvenator Capsule

My12 Forte Nerve Rejuvenator Capsule

My12 Forte Capsule is helpful in the effective treatment and prevention of cell injury within the body by restoring the nutritional levels. My12 Forte is a prescription medicine that is effective in the treatment of vitamin and mineral deficiencies.  

• Composition: Alpha Lipoic Acid (100mg) + Methylcobalamin (1500mcg) + Vitamin B6 (3mg) + Folic Acid (1.5mg) + Benfotiamine (50mg) + Biotin (5mg) + Chromuim (200mcg)
• What it does: Supports nerve health, reduces fatigue; take 1 capsule daily after meals.
• How to use: Promotes hair strength, reduces hair fall; Take 1 tablet daily with water. 

My12 D3 Tablet

My12 D3 Tablet

My 12 D3 Tablet combines Mecobalamin (1500 mcg) and Vitamin D3 (1000 IU). This medication is designed to help manage nerve pain and ensure you get the essential vitamins your body needs. It is often recommended for individuals with certain nerve-related conditions and those needing extra Vitamin D.

• Composition: Methylcobalamin (1500mcg) + Alpha Lipoic Acid (100mg) + Vitamin B6 (Pyridoxine) (3mg) + Folic Acid (1.5mg) + Vitamin D3 (1000IU)
• What it does: My12 D3 Tablet supports bone health, strengthens immunity, enhances calcium absorption, and promotes overall energy levels.
• How to use: Take one tablet daily with water after meals, or as directed by your healthcare professional. 

Zecobax Z Multivitamin Capsule

Zecobax Z Multivitamin Capsule

Zecobax Z Multivitamin Capsule helps to effectively improve immune function, treat mouth ulcers and sore throat, and help maintain healthy skin and hair. This medicine also helps boost your energy level and fight fatigue. 

• Composition: Lysine (50 mg) + Vitamin B1 (1.4 mg) + Vitamin B2 (1.6 mg) + Vitamin B6 (2 mg) + Vitamin B12 (0.001 mg) + Vitamin C (25 mg) + Folic Acid (0.1 mg) + Niacin (18 mg) + Pantothenic Acid (5 mg) + Copper (1.7 mg) + Selenium (0.04 mg) + Zinc (17 mg)
• What it does: Supports overall health, boosts immunity, improves energy, and aids hair, skin and nail health.
• How to use: Take one capsule daily after meals or as directed by your physician. 

Vitazem Forte Syrup

Vitazem Forte Syrup

Vitazem Forte Syrup is a carefully formulated multivitamin, multimineral, and antioxidant syrup designed to support overall health and wellness. It provides essential vitamins like A, B-complex, C, D3, and E, along with minerals such as zinc, selenium, copper, and manganese. 

• Composition: Vitamin A (2000 IU) + Vitamin B1 (1.5 mg) + Vitamin B2 (1 mg) + Vitamin B6 (1 mg) + Vitamin B12 (1 mcg) + Vitamin C (25 mg) + Vitamin D3 (150 IU) + Vitamin E (5 mg) + Niacinamide (15 mg) + Calcium Pantothenate (2 mg) + Biotin (10 mcg) + Zinc (0.73 mg) + Iodine (25 mcg) + Copper (39.8 mcg) + Manganese (65 mcg) + Selenium (25 mcg) + Chromium (5 mcg) + Molybdenum (10 mcg)
• What it does: Supports overall health, boosts immunity, improves energy, strengthens hair, nails, and effectively aids healthy growth.
• How to use: Take the prescribed dose daily, preferably after meals, or as directed by a health care professional. 

Final Verdict — Is Vitamin B12 Worth It for Hair Growth?

Vitamin B12 is absolutely worth it if your hair loss or thinning is related to its deficiency. It improves follicle oxygenation, promotes cell repair, and supports thicker, stronger regrowth. Vegetarian people who have chronic fatigue, low energy, an irregular diet, or a lab-confirmed B12 deficiency benefit the most. Continue supplementation for at least 12 weeks to see visible improvements, and maintain regularly if levels stay low.

For reliable, high-absorption support, choose ZeeLab B12 supplement to restore levels faster and promote healthy, thick hair growth naturally. 

Frequently Asked Questions

Q. Which B12 supplement is best for hair growth?
A. Methylcobalamin is preferred because it absorbs faster, supports follicle energy production, boosts scalp health, and helps reduce hair fall effectively.

Q. Is methylcobalamin better than cyanocobalamin for hair?
A. Yes. Methylcobalamin offers superior bioavailability, stays longer in the body, improves cellular repair, and supports stronger, thicker hair growth compared to cyanocobalamin.

Q. How much B12 do I need daily?
A. Adults need around 2.4 mcg daily, but hair-supporting supplements generally provide 500–1500 mcg for correcting deficiencies and improving hair strength.

Q. Can B12 fix thinning hair?
A. B12 helps when thinning is deficiency-related by improving oxygen supply, stimulating follicles, increasing hair density, and reducing breakage with consistent supplementation.

Q. Best vitamin for hair fall and regrowth in India?
A. Biotin, B12, Vitamin D3, Zinc, and Iron supplements together strengthen roots, improve hair density, reduce shedding, and support long-term regrowth.

Q. Does B12 deficiency cause sudden hair fall in women?
A. Yes, deficiency reduces follicle oxygen supply, weakens roots, increases shedding, and may trigger sudden diffuse hair fall in many women.

Q. Which Indian B12 tablets are best for vegetarians?
A. Methylcobalamin tablets from vegetarian sources work best, offering higher absorption, better tolerance, and effective support for reducing hair fall naturally.

Q. How long does B12 take to show hair growth results?
A. Most people notice reduced shedding in 4–6 weeks, with visible thickness and regrowth improvements appearing around 8–12 weeks consistently.

Q. Can I take B12 and biotin together for hair fall?
A. Yes, both support keratin production, strengthen follicles, reduce shedding, and can be safely combined for improved overall hair growth results.

Q. Are B12 gummies effective for improving hair thickness?
A. Yes, when dosed correctly, B12 gummies help correct deficiency, boost follicle activity, reduce thinning, and support gradual improvement in hair thickness.