Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC3495706/ Red wine and component flavonoids inhibit UGT2B17 in vitro - PMC The metabolism and excretion of the anabolic steroid testosterone occurs by glucuronidation to the conjugate testosterone glucuronide which is then excreted in... red winecomponentflavonoidsinhibitvitro