Goldenwell Biotech, Inc., focuses on nutraceutical and dietary supplements business in the United States. It is developing JI MAI, a bovine cardiac vascular active peptide; Double Proline AG, a 3D active collagen peptide drinkable cosmetic; Cartilage Peptide, a Type II collagen peptide; and Sugar Master, a dietary supplement. The company was incorporated in 2019 and is based in Hudson, Ohio.