January 2025 in “Scientific Reports” Hair analysis can show changes in vitamin D levels over time.
17 citations
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May 2018 in “Journal of Cosmetic Dermatology” Most women in the study lost hair due to chronic shedding, with stress and nutrient deficiencies being common factors.
47 citations
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September 2023 in “Pharmacological Reports” Vitamins A, B3, C, D, and E can improve skin health and immunity.
January 2018 in “International journal of food and nutrition research” Intermittent iron and nutritional supplements can help reduce hair loss.
24 citations
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June 2010 in “Clinics in Dermatology” Taking too many vitamin and mineral supplements can cause serious health problems.