Displaying 3 results of Cortexolone Stable Isotopes Cortexolone is a steroid hormone that plays a role in regulating the stress response and immune system. Stable isotopes of cortexolone are useful tools in research to study the metabolism and function of this hormone in the body. They can be used in tracer studies to track the fate of cortisol in the body and to examine the effects of different treatments or diseases on hormone levels.