Like any other protocol, or regimen, the most favorable results are achieved if you address all the components of muscle growth and development. This means proper nutrition, adequate training and ample time for recovery. When all these factors are covered, Biotropin HGH will catalyze the whole process that will achieve your bodybuilding targets more efficiently at a shorter amount of time. https://www.ncbi.nlm.nih.gov/pubmed/11713213