p-Coumaric Acid 4-O-B-D-Glucuronide is the glucuronide conjugate of p-Coumaric Acid. p-Coumaric Acid 4-O-B-D-Glucuronide is one of the metabolites in human biological fluids after coffee consumption. p-Coumaric Acid 4-O-B-D-Glucuronide is also a metabolite of 4-Nonylphenol.