People who go gray too early might have low levels of copper, iron, or vitamin B12—these nutrients might help keep hair its natural color.

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Evidence from Studies

Supporting (1)

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Adequate Nutrition and Premature Hair Graying: A Review of Literature

Narrative Review

Human

This study looked at many other studies and found that people with less copper, iron, or B12 in their bodies tend to get gray hair earlier, so it supports the idea that these nutrients help keep hair colored.

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No contradicting evidence found

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According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Adequate Nutrition and Premature Hair Graying: A Review of Literature

Score: 1

DOI: 10.46889/jdr.2024.5208

Similar Assertions

People whose hair turns gray too early often have lower levels of iron, zinc, and copper in their bodies compared to people whose hair grays normally.

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Kids who start getting gray hair earlier than normal are more likely to be missing important vitamins and minerals like B12, iron, and zinc compared to other kids.

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Some people get gray hair early because of things like their genes, stress in their body, smoking, or not having enough of certain vitamins and minerals like iron or copper.

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People who start going gray earlier than most tend to have less vitamin B12 in their blood and are more likely to be deficient in it than others their age.

36

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Teens and kids with gray hair early tend to have less zinc, magnesium, and vitamin B12 in their blood than other kids their age — maybe these nutrients have something to do with why their hair turns gray sooner.

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