This study found that some white or grey hairs can naturally regain pigmentation, suggesting hair greying may be reversible in certain conditions linked to psychological stress.
1 citations
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November 2022 in “International journal of trichology” In this case study, a 25-year-old female with premature hair graying achieved over 90% conversion of gray hair to black hair after 5 months of treatment with a topical peptide solution and hair supplements.
This study found that some white or grey human hairs can naturally regain pigmentation, suggesting a potential temporary reversibility of hair greying associated with stress and molecular changes.
7 citations
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July 2020 in “Dermatologic therapy” This review discusses premature graying of hair, highlighting risk factors like smoking and vitamin deficiencies, and suggests that addressing underlying conditions may reverse the graying process.
15 citations
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June 1993 in “Archives of Dermatology” This letter discusses the causes of gray hair, noting both genetic factors and potential associations with other conditions or certain medications, but reports no new findings.