Water soluble glucuronic acid derivatives of vitamin A, including retinoyl β-glucuronide and retinyl β-glucuronide, having in vivo activity comparable to retinoicacid and retinol and methods of their preparation are disclosed.
Iowa State University Research Foundation, Inc.
Barua, Arun B. and Olson, James A., "Method of producing water-soluble glucuronic acid derivatives of vitamin A" (1989). Iowa State University Patents. 94.