Can vitamin B12 stop gray hair?

Author: Santiago Mosciski  |  Last update: Sunday, December 21, 2025

A: While there is no conclusive evidence that Vitamin B12 can reverse grey hair, it may help prevent premature greying by supporting overall hair health. Adequate levels of Vitamin B12 contribute to healthy hair growth and may help maintain hair color.

How much B12 should I take for grey hair?

Premature greying may be reversed with vitamin B12 supplementation. Intake of foods rich in vitamin B12 like meat, eggs, milk, and fish can help in gray hair reversal. A daily dosage of 2.4 mcg is recommended for most adults. Effective greying of hair is reversed in many cases given oral calcium panthonate.

Does vitamin B12 reverse grey hair?

Both gray and white hair are the result of your hair losing its pigment. Your hair could be turning white due to a deficiency of vitamin B12. But it is a reversible condition, and consuming sufficient amounts of vitamin B12 can reinfuse your hair with pigment.

What vitamin stops hair from turning gray?

Get Enough of These Vitamins and Minerals

"Ensure you have an adequate level of vitamin D3 and vitamin B12, since deficiencies in either of these may accelerate graying," explains Lain. Other important micronutrients for healthy hair include vitamin E, vitamin A, zinc, iron, copper, selenium and magnesium.

How much B12 should I take for hair?

How Much B12 Should I Take Daily For Hair Growth? The lowest amount recommended that should be traceable in your body is 2.4 mcg. While you are looking for a difference in your hair growth you can increase this dosage to 3 mcg and beyond.

REVERSE YOUR GRAY HAIR NATURALLY TODAY

Is it OK to take 1000 mcg of B12 a day?

Even the lowest doses in B12 supplements are many times the recommended dietary allowance. Doses up to 1,000 mcg, though unnecessary, aren't harmful. Fortified foods. Many breakfast cereals, soy products, and yeasts are fortified with B12.

Will hair grow back after B12?

For many people, proper B12 supplementation and diet changes can help regenerate new hair growth. However, severe or prolonged deficiency may cause permanent follicle damage. The sooner treatment starts, the better the chances for regrowth.

Can grey hair turn black again?

It has long been thought that reversal of gray hair on a large scale is rare. However, a recent study reported that individual gray hair darkening is a common phenomenon, suggesting the possibility of large-scale reversal of gray hair.

Which vitamin gives black color to hair?

Vitamin A, C and B12 are the most needed vitamins to increase the melanin production in your hair. Add citrus fruits like oranges, grapes, pineapple, and melon to your diet. Also eat vegetables like potatoes, carrots, beans, etc. Non vegetarians can try adding red meat, chicken liver, fish, and eggs to their diet.

What reverses grey hair?

There are certain health conditions and lifestyle factors (like smoking and stress) that could contribute to going gray earlier. As of now, there are no effective treatments that can reverse or prevent gray hair.

What are the negatives to taking B12?

High doses of vitamin B-12, such as those used to treat a deficiency, might cause:
  • Headache.
  • Nausea and vomiting.
  • Diarrhea.
  • Fatigue or weakness.
  • Tingling sensation in hands and feet.

What is B12 hair color?

Live Intense Colour Beach Blonde B12 is a permanent hair dye designed for light blonde to dark blonde hair. The 2 in 1 formula with built in Caring Oil and Keratin lightens your hair up to 3 levels, delivers long lasting colour and luminous shine with up to 50% grey coverage.

How to stop gray hair permanently?

While grey hair is largely irreversible, using antioxidant scalp care products, improving your diet, managing stress, and avoiding damaging behaviours can help delay premature greying and nurture your locks. Embrace your natural hair journey, because healthy, confident you is always in style!

Can vitamin B12 recover white hair?

A review of research suggests that proper supplementation may reverse premature graying in those who are deficient in certain nutrients, including iron, vitamin D, and vitamin B12. However, even though some supplements are specifically sold as “anti-graying,” there aren't any studies that prove they work.

Can low B12 cause weight gain?

Contrary to common assumptions, Vitamin B12 deficiency doesn't directly lead to weight gain. However, it can indirectly influence weight through its impact on energy metabolism.

Which vitamin can reverse grey hair?

Premature graying may be reversed with vitamin B12 supplementation only if vitamin B12 deficiency is the cause. If you are graying due to other factors, such as genetics, zinc deficiency, and medications, your gray hair cannot be reversed.

Which fruits have B12?

A good source of B12, such as an apple, banana, blueberry, or eggs, should be added to improve B12 levels over time. However, for short term improvements in your levels you should start with medication.

How to turn grey hair into black permanently naturally?

20 Best Home Remedies For Black Hair
  1. Mustard Oil. Rich in antioxidants, vitamins, and minerals, mustard oil stimulates hair growth and improves melanin production, which darkens hair. ...
  2. Amla Powder. ...
  3. Henna Powder. ...
  4. Indigo Powder Dye. ...
  5. Walnut Shells. ...
  6. Black Tea Rinse. ...
  7. Coffee. ...
  8. Methi Seeds (With Amla)

What is the average age to go grey?

The average age of onset of hair graying appears to be mid- to late forties; however, this varies with race, with the average age for Caucasians being mid-thirties, that for Asians being late thirties, and that for Africans being mid-forties.

What food to eat to stop grey hair?

These nutrients play a vital role in maintaining healthy hair follicles and promoting melanin production, the pigment responsible for hair colour.
  • Berries. ...
  • Nuts and Seeds. ...
  • Fish. ...
  • Whole Grains. ...
  • Eggs. ...
  • Sweet Potatoes. ...
  • Greek Yoghurt. ...
  • Carrots.

What nationality does not get gray hair?

Melanin is what gives your hair (and skin) its natural color. People of African descent, Thai, and Chinese people, go grey more slowly.

What not to do after B12?

Avoid excessive caffeine and alcohol, as they can dehydrate you. Remember, maintaining good hydration levels will aid in the recovery process and enhance the benefits of the treatment. Taking care of ourselves after a B12 injection is just as important as the treatment itself.

Which fruit is good for hair?

The most effective fruits for hair growth and thickness include oranges, strawberries, bananas, avocados, grapes, strawberries, guavas, peaches, and pineapples. They are high in vitamin C, which enhances collagen production and reduces the oxidative damage caused to hair follicles.

What are the symptoms of low B12?

Vitamin B12 or folate deficiency anaemia can cause a wide range of symptoms. These usually develop gradually, but can worsen if the condition goes untreated.
  • rapid breathing or shortness of breath.
  • headaches.
  • indigestion.
  • loss of appetite.
  • palpitations.
  • problems with your vision.
  • feeling weak or tired.
  • diarrhoea.

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