Jintropin is one of the most potent recombinant Human Growth Hormones on the market today. It's 191 amino acid sequence HGH (natural to human body) and is produced by GeneScience Pharmaceutical Inc. According to IMS, an internationally recognized marketing firm, jintropin is the absolute market leader in China with just over 75% market share.

Jintropin stimulates linear growth and increases growth rate in children who lack adequate endogenous growth hormone. In adults with growth hormone deficiency, JINTROPIN reduces fat mass, increases muscle mass and improves energy, vitality and subjective well-being. In patients suffering from severe burns, AIDS associated muscle wasting, or undergoing major operations, JINTROPIN promotes wound healing, attenuates the protein-catabolic response and improves whole-body nitrogen economy after operation. Bodybuilders use JINTROPIN because it promotes growth of new muscle cells and uses body's own fat as energy source.