16 citations
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January 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Low levels of vitamin B12 and ferritin are linked to early hair graying.
2 citations
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December 2015 in “Journal of dermatology research and therapy” People with Chronic Telogen Effluvium mainly have lower iron levels compared to healthy individuals.
October 2022 in “The Egyptian Journal of Hospital Medicine” Diffuse hair loss in women is often linked to thyroid problems.
September 2025 in “Cutaneous and Ocular Toxicology” Micronutrient levels and thyroid function likely don't affect scarring alopecias.
February 2024 in “International Journal of Research in Dermatology” Thyroid tests may not be needed for all vitiligo and alopecia areata patients unless thyroid disease symptoms appear.