D-p-Hydroxyphenylglycine (D-acid) is mainly used in the pharmaceutical field. Local companies have a competitive advantage in the global market.

D-p-Hydroxyphenylglycine, also known as L-p-hydroxyphenylglycine, referred to as D-HPG, D acid, has a chemical formula of C8H9NO3 and is a lipolysis product. D acid appears as a white or off-white fla…