August 2023 in “Tzu Chi Medical Journal” Iron deficiency is the main cause of hair loss in women, and iron supplements started within 6 months can improve hair health.
40 citations
,
May 2020 in “Cureus” The conclusion is that treatments for Telogen Effluvium exist, but standard treatment guidelines are needed.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
July 2018 in “Elsevier eBooks” Telogen Effluvium is a common, usually reversible hair loss condition, often improved by removing the trigger and possibly treated with various products, though their effectiveness is uncertain.
May 2018 in “Actas Dermo-Sifiliográficas” The Spanish version of the Hair Specific Skindex-29 is a reliable tool for measuring quality of life in Spanish-speaking women with hair loss.
78 citations
,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
9 citations
,
October 2010 in “Journal of the American Academy of Dermatology” 
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.
163 citations
,
November 2003 in “Journal of Investigative Dermatology” Low iron levels may be linked to some types of hair loss in women.
10 citations
,
June 2003 in “British Journal of Dermatology” There is no clear link between low serum ferritin and chronic diffuse telogen hair loss.
239 citations
,
July 2002 in “Clinical and Experimental Dermatology” Low iron and L-lysine levels can cause hair loss in women, and increasing these nutrients can reduce hair shedding.
69 citations
,
February 2002 in “International Journal of Cosmetic Science” Some hair loss can be treated, especially in women due to nutrition, but some types remain untreatable.
124 citations
,
August 1990 in “British Journal of Dermatology” Diffuse alopecia in women may be related to androgens and iron deficiency, and basic hormone and nutrient screening is useful.
