January 2019 in “Springer Reference Medizin” Follicle Stimulating Hormone is important for fertility.
June 2017 in “Journal of clinical and investigative dermatology” Red blood cell folate levels are reliable indicators of long-term folate status in alopecia areata patients.
1 citations
,
February 2023 in “Digestive diseases and sciences” Gastroparesis may cause hair loss due to micronutrient deficiencies, and multivitamins might help.
33 citations
,
April 2009 in “Clinical and Experimental Dermatology” Psychological factors like depression may be more important than zinc, folate, and vitamin B12 levels in causing scalp pain in people with hair loss.
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.
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.
Folate salts penetrate skin well and improve wound healing, suggesting potential for skin treatments.
79 citations
,
January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
73 citations
,
May 1976 in “JAMA” Long-term parenteral nutrition without zinc can cause severe zinc deficiency.
16 citations
,
January 2008 in “Acta dermato-venereologica” Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
1 citations
,
January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
January 2025 in “Acta Dermatovenerologica Alpina Pannonica et Adriatica” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
November 2022 in “Gene Cell and Tissue” Zinc deficiency might affect vitamin B12 levels.
October 2017 in “The American journal of gastroenterology” Three patients suffered severe health issues due to not getting enough vitamins and minerals after weight-loss surgery.
January 2014 in “Dermatology Review” Folate may reduce methotrexate side effects in psoriasis patients, but its impact on effectiveness is unclear.
1 citations
,
January 2018 in “Journal of clinical & experimental dermatology research” The study found no link between vitamin D deficiency and psoriasis but suggests more research is needed.
October 2025 in “International Journal For Multidisciplinary Research” Ayurvedic treatment improved Vitamin B12 levels and symptoms.
Low vitamin D3 is not linked to different levels of thyroid hormones in people with autoimmune thyroid disease.
126 citations
,
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.
180 citations
,
October 2019 in “British journal of haematology” Early detection and treatment of iron deficiency in pregnancy are crucial for maternal and infant health.
25 citations
,
January 2017 in “International Journal of Trichology” Most Indian people with hair loss in the study lacked nutrients, especially iron.
1 citations
,
September 2025 in “Frontiers in Immunology” Folate receptor β helps suppress the immune system in macrophages and affects cancer growth and hair health.
7 citations
,
February 2017 in “The American journal of medicine” People often have iron deficiency after weight-loss surgery, which can cause symptoms like hair loss and dizziness, and iron levels should be tested to diagnose it.
3 citations
,
September 2017 in “Galen medical journal” Patients with psoriasis and cutaneous-oral lichen planus have higher blood homocysteine levels than healthy people.
March 2026 in “Obesity Surgery” Hair loss after surgery is temporary and linked to iron deficiency, needing nutritional monitoring.
January 2022 in “International Journal of Medicine in Developing Countries” Many patients with hair loss had low iron and vitamin D levels, but thyroid issues were not common.
April 2018 in “Recent advances in pathology and laboratory medicine” Iron deficiency may cause hair loss, but more research is needed.
50 citations
,
November 2010 in “Otolaryngologic Clinics of North America” Recognizing oral symptoms can help diagnose and treat blood and nutritional diseases early.
18 citations
,
April 2013 in “Inflammatory Bowel Diseases” People with Inflammatory Bowel Disease often lose hair due to stress, medication side effects, or lack of nutrients, and treatment depends on the specific cause.
June 2024 in “Journal of Psychiatry Spectrum” Iron deficiency can cause psychiatric symptoms that improve with proper treatment.