Normal ranges can vary slightly depending on the laboratory, but generally, they are as follows:
ALT: 7-56 units per liter AST: 10-40 units per liter ALP: 44-147 units per liter GGT: 9-48 units per liter Total Bilirubin: 0.1-1.2 mg/dL Albumin: 3.5-5.0 g/dL Total Protein: 6.3-7.9 g/dL
Abnormal results require further investigation and correlation with clinical findings.