Jintropin made by GeneScience is the most popular rHGH sold in China. According to IMS, an internationally recognized marketing firm, jintropin is the absolute market leader in China with just over 75% market share.
GenSci uses a proprietary technology called E.coli secretion technology which will produce a 191 amino acid sequence human growth hormone. This produces a high quality highly purified product resulting in no side effects associated with injection, such as red rash or welts at the injection site.:read more