August 2021 in “Asian Journal of Pharmaceutical and Clinical Research” Plant extracts in shampoo improved hair thickness and density in men with hair loss.
5 citations,
May 2020 in “Diagnostics” Lower zinc levels may predict less effective hair loss treatment.
4 citations,
April 2020 in “Journal of Cosmetic Dermatology” Low vitamin D levels are linked to different types of hair loss.
2 citations,
December 2018 in “Қазақстанның клиникалық медицинасы” Higher Vitamin-D levels may help treat certain types of hair loss.
July 2018 in “Benha Journal of Applied Sciences” Higher homocysteine levels may predict hair loss severity.
3 citations,
January 2017 in “Journal of Pakistan Association of Dermatology” Women with certain types of hair loss may have low iron levels, and iron supplements could help.
July 2016 in “International journal of biomedical research” 
January 2016 in “American Journal of Clinical and Experimental Medicine” Lower zinc levels in hair are linked to more severe male pattern baldness, but blood zinc levels don't show this link. Age also increases baldness severity.
November 2014 in “PharmaTutor” Finasteride may help postmenopausal women with hair loss but is not effective for all and should be used cautiously in premenopausal women.
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.
April 2012 in “Journal of IMAB” Men with male pattern baldness don't necessarily have high levels of Dehydroepyandrosterone-sulfate, and there's no link between its levels and the severity of hair loss.
18 citations,
December 2010 in “Journal of Trace Elements in Medicine and Biology” Women with AGA have more androstenedione and dihydrotestosterone, less copper and zinc; copper imbalance affects AGA; treatment improves hormones and minerals.
18 citations,
March 2008 in “British Journal of Dermatology” Finasteride works better for hair loss in patients 26 or younger.
31 citations,
October 2005 in “British Journal of Dermatology” Hair loss in women not always linked to increased oil production; other factors may be involved.
78 citations,
February 2004 in “British Journal of Dermatology” Melatonin helps hair growth in women with hair loss.
47 citations,
December 2000 in “Archives of Dermatological Research” Androgens significantly affect female hair loss, and hormonal treatments may help.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
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.
