Subnormal ALP levels are associated with: Gamma Glutamyl Transferase (GGT): GGT is important in glutathione metabolism and is a marker for bile duct function. Subnormal levels are noted in ...

Medication effects (e.g., Clofibrate): Certain drugs, particularly those used in managing lipid disorders, can reduce GGT levels by altering hepatic enzyme synthesis. Bone disease: Conditions such ...