August 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Placebo effects in alopecia treatments are likely due to study design, not real improvement.
52 citations,
May 2017 in “Journal of Cosmetic Dermatology” PRP injections improve hair density and thickness in women with hair loss.
2 citations,
January 2019 in “International Journal of Case Reports and Images” The hair growth solution reduced hair loss and increased hair thickness in a small group of patients.
60 citations,
February 2010 in “Gynecological Endocrinology” Metformin combined with lifestyle changes improves insulin resistance and reduces testosterone levels in women with PCOS more than lifestyle changes alone.
Adequate vitamin D might lower, and high hair chromium might increase DNA damage in obese women.