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March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
Early detection and treatment of iron deficiency anemia, especially in premenopausal women, is crucial for rapid symptom improvement.
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September 2021 in “Biomedical & Pharmacology Journal” Reticulocyte hemoglobin content is the best indicator of iron deficiency in women with diffuse non-scarring hair loss.
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
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November 2003 in “Journal of the American Academy of Dermatology” Iron therapy cured the boy's hair color issue.
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November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
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February 2023 in “Pediatrician (St Petersburg)” Early iron deficiency can lead to anemia during puberty, so it's important to address it early.
October 2023 in “The American Journal of Gastroenterology” Cronkhite-Canada syndrome is rare, with high mortality and cancer risk, needing more research for treatment guidelines.
January 2017 in “프로그램북(구 초록집)” Iron deficiency anemia can cause hair breakage.
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January 2014 in “Clinical hemorheology and microcirculation” Hereditary elliptocytosis causes elongated red blood cells and can lead to mild or no symptoms.
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May 2012 in “Clinical and Experimental Dermatology” Iron can be present in hair color changes without overall iron deficiency.
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March 2017 in “Sultan Qaboos University medical journal” An infant had two different natural hair colors on the scalp with no health issues.
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November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
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August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which can be reversed with treatment.
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May 2003 in “Clinical and Experimental Dermatology” A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
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July 2025 in “BMC Women s Health” Iron deficiency causes many symptoms, and transferrin saturation is a better diagnostic marker than hemoglobin.