What are Somatropin, Somatrophin and Somatotrophin?
Both are forms of the human growth hormone. Somatotrophin is the HGH produced by the human body and encourage by HGH supplements. Somatropin, also spelled Somatrophin, is a bio-engineered human growth hormone. It is made in a lab to be identical to Somatotrophin. The only exception between the two is where it is produced.