Goldenwell Biotech, Inc., focuses on nutraceutical and dietary supplements business in the United States. The company is developing five products, including JI MAI—bovine cardiac vascular active peptide; cartilage peptide, a type II collagen peptide; and Double Proline AG – 3D active collagen peptide, as well as DNA repair tablets and sugar master tablets. The company was incorporated in 2019 and is based in Twinsburg, Ohio.