3 citations,
February 2022 in “Journal of the American Academy of Dermatology” Black patients with a specific type of hair loss have a much higher chance of lacking enough vitamin D.
March 2025 in “Yemeni Journal For Medical Sciences” Most female students in Aden, Yemen, have low vitamin D levels, causing health issues.
11 citations,
November 2006 in “Journal of Veterinary Diagnostic Investigation” An alpaca acted like a male and couldn't have babies because of a benign tumor in its ovary that caused high testosterone levels.
32 citations,
June 2017 in “Journal of Pharmaceutical Sciences” Chitosan-coated nanoparticles improve skin delivery of hair loss treatments with fewer side effects.
25 citations,
December 2017 in “The Journal of Clinical Endocrinology & Metabolism” Birth control pills combined with bicalutamide are more effective at reducing excessive hair growth in women with PCOS than birth control pills alone.