January 2021 in “Biomedical Research-tokyo” Reticulocyte hemoglobin content is the best indicator of iron deficiency causing hair loss in women.
22 citations
,
April 2006 in “Journal of The American Academy of Dermatology” More research is needed to determine if iron deficiency causes hair loss.
207 citations
,
April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
30 citations
,
October 2010 in “Journal of The American Academy of Dermatology” The conclusion suggests a possible link between iron levels and hair health in women, recommending further research on iron supplementation for hair loss.
27 citations
,
October 2017 in “British Journal of Dermatology” Patients with GATA2 deficiency show early skin symptoms that help diagnose the condition.
21 citations
,
June 2011 in “Journal of child neurology” Valproic acid and carbamazepine do not change biotin or biotinidase levels but may lower zinc levels, still within normal range.
1 citations
,
February 2023 in “Digestive diseases and sciences” Gastroparesis may cause hair loss due to micronutrient deficiencies, and multivitamins might help.
August 2023 in “Dermatology reports” A baby with maple syrup urine disease improved from skin problems by adjusting his diet to correct amino acid levels.
10 citations
,
January 2012 in “International Journal of Trichology” The study found no link between anxiety, vitamin B12, folate, TSH, ferritin, zinc levels, and trichodynia in telogen alopecia patients.
37 citations
,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
30 citations
,
June 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Oral zinc sulphate reduces dark hair color in mice.
5 citations
,
May 2020 in “Diagnostics” Lower zinc levels may predict less effective hair loss treatment.
4 citations
,
January 2013 in “PubMed” Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
February 2025 in “Iraqi Journal of Science” PCOS patients have higher LDH and lower cortisol, dopamine, zinc, and vitamin D3, which may contribute to their symptoms and obesity.
July 2022 in “Al-Mağallaẗ al-ʻirāqiyyaẗ li-l-ṣaydalaẗ” Lower zinc levels are linked to more severe hair loss in alopecia areata.
November 2018 in “Springer eBooks” Children need early diagnosis and treatment for iron-deficiency anemia to prevent learning problems and promote health.
184 citations
,
August 1983 in “The journal of pediatrics/The Journal of pediatrics” Biotinidase deficiency has various symptoms and can be treated with biotin supplements.
72 citations
,
October 2010 in “Journal of The American Academy of Dermatology” Iron deficiency common in women, not always linked to hair loss; more research needed.
28 citations
,
November 2013 in “The FASEB journal” Mice with CBS deficiency are healthier on a low-methionine diet.
27 citations
,
April 2011 in “Folia Histochemica et Cytobiologica” DHT deficiency can disrupt cell connections in rat testes, possibly affecting fertility.
14 citations
,
November 2015 in “Annals of the New York Academy of Sciences” Changing the diet of mice lacking the enzyme CBS can affect symptoms related to the genetic condition.
4 citations
,
January 2016 in “Dermatology online journal” Using bacitracin zinc and selenium sulfide one after the other can temporarily turn white hair yellow.
3 citations
,
May 2014 in “InTech eBooks” Copper deficiency may cause hair loss, and treating it could involve nutrition and hormones.
1 citations
,
June 2021 in “International Journal of Dermatology” People with alopecia areata had lower vitamin D levels, but these levels didn't relate to many aspects of the condition.
1 citations
,
June 2019 in “Current developments in nutrition” A patient with Ehlers-Danlos Syndrome improved after treatment for fat malabsorption and essential fatty acid deficiency.
November 2025 in “Journal of Saidu Medical College Swat” Biotinidase deficiency can mimic other conditions, making early diagnosis and treatment crucial to prevent lasting issues.
January 2025 in “Acta Dermatovenerologica Alpina Pannonica et Adriatica” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
April 2023 in “Acta Poloniae Pharmaceutica” Herbal extract shampoo increased certain minerals in hair and improved hair growth and scalp health.
July 2021 in “British Journal of Dermatology” Low testosterone levels may contribute to female pattern hair loss in men.
January 2026 in “International Journal of Pharmaceutical Quality Assurance” Alopecia Areata patients have low zinc and high copper levels.