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.
67 citations
,
November 2002 in “Journal of The American Academy of Dermatology” The document concludes that careful evaluation is key to diagnose and treat women with hair loss, with tests for thyroid, iron, and hormones as needed.
62 citations
,
January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
39 citations
,
September 2013 in “Journal of Cosmetic Dermatology” Herbs can potentially treat hair loss by inhibiting a key enzyme and promoting hair growth, and deficiencies in zinc, biotin, and iron are linked to hair loss.
20 citations
,
October 2018 in “American Journal of Clinical Dermatology” Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
10 citations
,
July 2022 in “Journal of the Turkish-German Gynecological Association” Vitamins B3, B6, C, and iron intake affect hormone levels in women with certain types of PCOS.
9 citations
,
November 2014 in “Journal of Cutaneous Medicine and Surgery” Many dermatologists in Saudi Arabia recommend vitamins and minerals for hair loss, often based on personal experience rather than strong evidence.
7 citations
,
January 2002 in “Biological Trace Element Research” Children with pituitary dwarfism have higher zinc and copper, lower manganese, and similar iron levels in hair compared to normal children.
5 citations
,
October 1984 in “The BMJ” Up to 50% of scalp hair can be lost before it appears thin, and treatment is only needed for hair loss caused by diseases or deficiencies.
4 citations
,
December 2014 in “European Journal of Chemistry” Iron chloride helps create compounds that could be useful in medicine, like treating hair loss.
3 citations
,
November 1999 in “Journal of Cutaneous Medicine and Surgery” AGA is a genetic, hormonal hair loss treated with finasteride, minoxidil, and supplements, but new compounds are being developed.
1 citations
,
August 2023 in “Cutis” Low ferritin levels can indicate iron deficiency as a cause of hair loss.
1 citations
,
December 2015 in “Lʹvìvsʹkij klìnìčnij vìsnik” Correcting trace element imbalances may help reduce alopecia areata symptoms.
October 2025 in “Records of Natural Products” Kaempferol promotes hair growth and could be a natural treatment for hair loss.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
240 citations
,
February 2005 in “Diabetes Care” Patients need long-term care after bariatric surgery to manage potential nutritional and metabolic issues.
15 citations
,
January 2016 in “Przeglad Menopauzalny” Eating a balanced diet with specific nutrients is important for menopausal women to manage hair loss.
1 citations
,
March 2020 in “Current Science” Most people in the surveyed area experience hair loss, but they are not aware of the role of diet, iron, hormones, genetics, and possibly water quality in causing it.
December 2018 in “Journal of Patan Academy of Health Sciences” Many Chinese patients lose hair after weight loss surgery, especially women, and taking iron and zinc on their own doesn't help.
119 citations
,
November 2009 in “Human Reproduction” Women with PCOS and higher androgen levels are more likely to have fatty liver disease.
105 citations
,
January 2009 in “Medicine” Hirsutism is more linked to high androgen levels than acne or hair loss, and a mix of hormonal tests is best for diagnosis; certain treatments can reduce symptoms.
22 citations
,
January 2002 in “Treatments in endocrinology” Birth control pills help treat skin and hair growth problems linked to high male hormone levels.
19 citations
,
March 2021 in “Obesity surgery” Many people experience hair loss after weight loss surgery, especially younger women, and it's linked to lower levels of zinc, folic acid, and ferritin.
January 2026 in “Journal of Trace Elements in Medicine and Biology” Dogs have more iron and copper in their hair than cats, and outdoor animals have higher iron levels.
4 citations
,
January 2016 in “Annals of dermatology/Annals of Dermatology” Iron supplements can restore normal hair color in cases of premature graying linked to iron deficiency.
November 2023 in “International Journal of Trichology” No significant link between hair loss and iron or thyroid levels was found, but checking for deficiencies might still be useful.
1 citations
,
October 2020 in “PubMed” Hormone testing may not be very helpful in diagnosing female pattern hair loss.
February 2024 in “Medicina-lithuania” Obesity and bariatric surgery can cause hair thinning and temporary hair loss due to nutritional deficiencies and stress.
16 citations
,
January 2018 in “International journal of trichology” Genetics and nutritional deficiencies are key factors in premature graying of hair.
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.