16 citations
,
January 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Low levels of vitamin B12 and ferritin are linked to early hair graying.
July 2025 in “Humanitarian and Natural Sciences Journal” Low vitamin D and ferritin levels may contribute to hair loss in women.
2 citations
,
September 2012 in “Turk Dermatoloji Dergisi” Low levels of ferritin and vitamin B12 are common in women with telogen effluvium, but the link between nutrient deficiencies and the condition is not clear.
1 citations
,
April 2021 in “International Journal of Research in Dermatology” Low iron and vitamin B12 levels are common in women with chronic hair loss, while low vitamin D is less common.
June 2025 in “International Journal of Science and Research (IJSR)” Low iron and vitamin D are common in young females with hair loss.
January 2024 in “International journal of chemical research and development (Print)” Low levels of vitamin B12, iron, ferritin, and zinc are linked to hair loss in Iraqi women.
1 citations
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January 2021 in “International journal of pharmaceutical research” Low levels of ferritin, TSH, and certain vitamins are linked to hair loss in women of different ages.
January 2024 in “İstanbul Kuzey Klinikleri” Low ferritin levels are linked to increased hair loss; no link found between vitamin B12, TSH levels, and hair loss.
August 2022 in “International Journal of Health Sciences (IJHS)” Low levels of zinc, ferritin, and vitamin B12 are linked to severe hair loss in pregnant women during their last two trimesters.
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.
19 citations
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January 2016 in “Dermatology Research and Practice” The study concluded that hair loss in Indian women is not significantly linked to anemia or thyroid problems, but checking thyroid function could help those with ongoing hair loss.
3 citations
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November 2018 in “PubMed” People with TED often have low B12 levels and might benefit from B12 supplements.
August 2018 in “Journal of The American Academy of Dermatology” People with telogen effluvium and scalp discomfort might have low vitamin B12 and could benefit from B12 supplements.
April 2024 in “International Journal of Advanced Research” Vitamin B12 deficiency is linked to hair loss and skin pigmentation changes.
1 citations
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
March 2024 in “Portuguese Journal of Dermatology and Venereology” People with hair loss often have lower levels of iron, vitamin D, and vitamin B12.
4 citations
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March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
16 citations
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January 2008 in “Acta dermato-venereologica” Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
January 2024 in “LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas)” Carbon Quantum Dots can effectively detect cobalt ions and methylcobalamin in water.
Low Vitamin D, Vitamin B12, and iron levels, as well as thyroid issues, are strongly linked to premature greying of hair, which also negatively affects quality of life.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
September 2025 in “Online Türk Sağlık Bilimleri Dergisi” Low zinc and folate levels are linked to hair loss in children.
July 2023 in “Dermatology practical & conceptual” Low hemoglobin levels are significantly correlated with hair loss in women with Telogen Effluvium.
March 2022 in “IP Indian journal of clinical and experimental dermatology” Low ferritin and cobalamin levels are better indicators of chronic hair loss in reproductive-age women than hemoglobin levels.
June 2025 in “British Journal of Dermatology” Premature canities is linked to low vitamin D and B12, family history, and higher MHR.
10 citations
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August 2021 in “Journal of Cosmetic Dermatology” Most patients with telogen effluvium had low iron and vitamin D levels; iron supplements were commonly prescribed.
January 2021 in “Turkiye Klinikleri Journal of Dermatology” Many young men with hair loss have low levels of vitamin D and B12.
1 citations
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December 2020 in “Harran Üniversitesi týp fakültesi dergisi” Many people with hair loss had low iron and ferritin levels.
134 citations
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December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
January 2026 in “Dermatology Practical & Conceptual” Children with alopecia areata often have vitiligo, allergic asthma, ADHD, and low vitamin B12 and ferritin levels.