The normal GPT activity ranges from HomeEnzymology MCQsThe normal GPT activity ranges fromQ. The normal GPT activity ranges from A. 60.0–250.0 IU/LB. 4.0–17.0 IU/LC. 3.0–15.0 IU/LD. 0.1–14.0 IU/LAnswer: 3.0–15.0 IU/L