Skin and Hair
Can Stress Relief or Supplements Reverse Grey Hair? Claims vs Research
Can lowering stress or taking vitamins turn grey hair dark again? Many products and videos say yes. Some sell "anti grey" supplements. Others say a calmer life brought their color back. Here is what we actually know.
What supporters say online
Many people online say:
- Their greys showed up during a stressful time and went away after
- Vitamin B12, copper, or other supplements darkened their hair
- Special "grey reversal" pills or serums worked for them
What research says about stress
A 2021 study from Columbia University looked closely at single hairs from 14 people and compared them with stress diaries. They found that some grey hairs really did turn dark again. In one case, a man went on vacation and five hairs on his head went back to dark at about the same time.
But there are big limits. The researchers said this happened only in rare, single hairs. It seemed to happen in hairs that were close to the point of going grey anyway. They do not expect long term grey hair, like in older adults, to come back.
So the claim is partly true. Stress may speed up greying in some hairs, and lowering stress may bring a few back. It will not reverse a head of grey hair.
What research says about supplements
A study of people with early greying found lower levels of some vitamins, like B12, in some of them. A 2025 review of grey hair treatments says low vitamin levels may play a role for some people, and fixing a real shortage may help in those cases.
But there is no strong proof that vitamins reverse grey hair in people who are not low in them. Taking extra does not mean more color. Some supplements can also cause harm in high amounts.
Positives
- Lower stress is good for you anyway. Sleep, exercise, and rest help your whole body.
- Testing can find real problems. Early greying can sometimes be linked to low vitamins or thyroid issues.
Negatives
- Most grey will not reverse. Genes and age are the main causes.
- Wasted money. Many "anti grey" products have no solid proof.
- Supplement risks. High doses or mixing many pills can be unsafe.
Bottom line
A few grey hairs may darken again when stress drops, but no supplement has been shown to reverse greying for most people. Very early grey can come from low B12 or thyroid problems, which a blood test can catch. Pills sold as grey cures are mostly a waste of money. Whatever color your hair is, The Face They See lets people of the opposite gender rank your photos for free.