Caffeic acid N [3,5 bis(trifluoromethyl)phenyl] amide as a non steroidal inhibitor for steroid 5 reductase type 1 using a human keratinocyte cell based assay and molecular dynamics Scientific Reports DHT and Hair Loss Hormones, Genetics and Hair Health XYON Schematic figure about the effect of 5? reductase on the conversion of Download Scientific Diagram Illustrations of the 5 Alpha reductase action and the pathway of androgen action on target gene expression