Question: is bilirubin a liver enzyme?
Answer: ALP (alkaline phosphatase), ALT (alanine transaminase), AST (aspartate aminotransferase), and gamma-glutamyl transpeptidase (GGT). These are different enzymes made by the liver. Bilirubin, a waste product made by the liver. Lactate dehydrogenase (LD), an enzyme found in most of the body's cells.