21 citations
,
June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
18 citations
,
April 1989 in “Archives of Dermatology” Iron deficiency can cause hair color changes, which can be reversed with iron supplements.
June 2025 in “International Journal of Science and Research (IJSR)” Low iron and vitamin D are common in young females with hair loss.
January 2011 in “대한피부과학회지” A 7-year-old girl was diagnosed with trichothiodystrophy due to low sulfur levels in her hair.
1 citations
,
December 2020 in “Harran Üniversitesi týp fakültesi dergisi” Many people with hair loss had low iron and ferritin levels.
7 citations
,
March 2022 in “The FASEB journal” Adult mice with CBS deficiency show minimal health issues and normal lifespan despite high homocysteine levels.
16 citations
,
June 1983 in “Journal of Neurochemistry” Copper therapy improved health and enzyme activity in mice with copper deficiency.
January 1994 in “中医杂志:英文版” Hair trace element levels can guide new treatments for aplastic anemia.
January 2026 in “Revista Eletrônica Acervo Saúde” Long COVID can cause anemia and iron issues, leading to fatigue and slow recovery, especially in men and severe cases.
16 citations
,
July 2012 in “The New England Journal of Medicine” The patient was diagnosed with anorexia nervosa and severe malnutrition, requiring urgent refeeding and monitoring.
December 2025 in “Репродуктивное здоровье Восточная Европа” Magnesium and iron deficiencies may cause menstrual cycle disorders.
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.
1 citations
,
September 2021 in “Biomedical & Pharmacology Journal” Reticulocyte hemoglobin content is the best indicator of iron deficiency in women with diffuse non-scarring hair loss.
January 2019 in “Kocaeli tıp dergisi” People with chronic hair loss may have a higher chance of Vitamin B12 deficiency.
28 citations
,
November 2013 in “The FASEB journal” Mice with CBS deficiency are healthier on a low-methionine diet.
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.
June 2025 in “British Journal of Dermatology” Premature canities is linked to low vitamin D and B12, family history, and higher MHR.
18 citations
,
September 1941 in “Journal of Nutrition” Riboflavin is essential for health and growth, and its deficiency causes serious health issues.
12 citations
,
June 2006 in “Pediatric blood & cancer” A 16-year-old boy had pernicious anemia, autoimmune hemolytic anemia, and later developed alopecia areata.
April 2015 in “Journal of Nutritional Therapeutics” Looser dietary restrictions can improve growth and reduce illness in methylmalonic acidemia patients.
5 citations
,
December 1978 in “PubMed” Malabsorption can cause skin issues like pigmentation changes and hair loss, which improve with treatment.
26 citations
,
January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Scurvy still occurs today and can be diagnosed by symptoms like gum bleeding and a specific rash, confirmed by low vitamin C levels.
74 citations
,
July 1995 in “PubMed” Lowering homocyst(e)ine levels can reverse skin and hair lightening by restoring enzyme activity needed for pigmentation.
July 2022 in “Journal of Dermatology and Dermatologic Surgery” People with chronic hair loss often have lower Vitamin B12 levels.
7 citations
,
March 1931 in “Experimental Biology and Medicine” Iron deficiency causes hair loss in white rats and mice.
1 citations
,
January 2024 in “Pediatric Dermatology” The boy's scurvy symptoms improved with vitamin C treatment, highlighting the need for a balanced diet.
Acne is linked to vitamin B12 deficiency.
18 citations
,
January 1977 in “Annals of Nutrition and Metabolism” Genetic disorders can disrupt mineral and trace element metabolism, affecting health.