Ginsenoside Rb1 (Standard) is the analytical standard of Ginsenoside Rb1. This product is intended for research and analytical applications. Ginsenoside Rb1, a main constituent of the root of Panax ginseng, inhibits Na+, K+-ATPase activity with an IC50 of 6.31.0 µM. Ginsenoside also inhibits IRAK-1 activation and phosphorylation of NF-kappaB p65 .