252 citations
,
January 2008 in “Trends in Endocrinology and Metabolism” This review discusses the protective and stress-buffering roles of melatonin in skin functions and structures but does not present new clinical findings.
41 citations
,
September 2014 in “Journal of Pharmacy and Pharmacology” This study found that melatonin significantly improved metabolic and reproductive parameters in PCOS-induced rats, with effects similar to metformin.
45 citations
,
February 2019 in “Journal of Affective Disorders” This study found that 12 weeks of melatonin supplementation improved mental health and metabolic parameters in women with polycystic ovary syndrome compared to a placebo.
14 citations
,
September 2017 in “General and comparative endocrinology” In this study, researchers observed that in barn owls, the relationship between black feather spot size and testosterone levels varied by age and sex, suggesting involvement of genes regulating both traits rather than direct influence of testosterone on feather coloration.
185 citations
,
February 2018 in “Journal of Investigative Dermatology” This review discusses melatonin's potential in dermatology, highlighting its antioxidative, immunomodulatory, and DNA repair properties, but reports no new clinical results.