Promotes Adaptogenic Function and Resistance to Stress. High Energy. Natural Factors Panax Ginseng capsules contain a standardized concentrated extract of Panax Ginseng C.A. Meyer considered the premiere variety for health promoting benefits. Each capsule has a naturally balanced ratio of the key Ginsenosides Rg1 and Rb1 standardized to a minimum of 7%. Many clinical studies indicate that ginsenosides are responsible for Ginseng's worldwide reputation as a superior health longevity and well-being herb. Perhaps most significant is clinical research suggesting its value as a natural adaptogen promoting resistance to environmental stress.