April 2026 in “Indian Dermatology Online Journal” Premature graying of hair is more common in males and linked to family history, smoking, hair plucking, and low levels of certain vitamins and minerals.
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January 2018 in “International journal of trichology” Genetics and nutritional deficiencies are key factors in premature graying of hair.
January 2026 in “Dermatology Practical & Conceptual” Children with alopecia areata often have vitiligo, allergic asthma, ADHD, and low vitamin B12 and ferritin levels.
April 2024 in “Women s Health Reports” Hyperandrogenemia is more significant for adolescent girls with irregular menses.
November 2025 in “Journal of Investigative Dermatology” Mesenchymal stiffness affects sweat gland cell development.