Andro Does Not Boost Muscle Mass Or Serum Testosterone Levels - Study
This article was originally published in The Tan Sheet
Executive Summary
Androstenedione supplementation "does not increase serum testosterone concentrations or enhance skeletal muscle adaptations to resistance training in normo-testosterogenic young men and may result in adverse health consequences," Douglas King, PhD, Iowa State University, et al., report in the June 2 Journal of the American Medical Association.