QRP Nutrition S23
S-23 is a type of chemical known as a selective androgen receptor modulator (SARM). It mimics the activity of testosterone in the body.S-23 is banned by the World Anti-Doping Agency (WADA) and the National Collegiate Athletic Association (NCAA).S-23 is used to increase energy, improve athletic performance, increase muscle growth, and for other uses, but there is no good scientific evidence to support its use.
 
 
 
Product is prepared for LABORATORY RESEARCH USE ONLY. The product may not be used for other purposes.