Welcome to Peptide4u , the online division of Shaanxi ShunYuan Bio-tech Co., LTD .

We are a state of the art peptide production lab located in China and produce a wide variety of peptides, standard and custom, for labs and universities world wide. We take pride in our service and quality, always striving for excellence in all that we do.

We welcome you to search through our peptides listed online or submit a request for a custom made peptide for your required testing procedures. However, it is necessary to read through our " Conditions of Use " before you place an order with our facility. Setting up an account on our site constitutes your agreement to these conditions.