creatinine level normal range
MedicineNet. 5,093 Answers. 242,131 Helpful Votes. 190 Followers. A. Normal levels of creatinine in the blood are approximately 0.6 to 1.2 milligrams (mg) per deciliter (dl) in adult males and 0.5 to 1.1 milligrams per deciliter in adult females.edicineNet. 5,093 Answers. 242,131 Helpful Votes. 190 Followers. A. Normal levels of creatinine in the blood are approximately 0.6 to 1.2 milligrams (mg) per deciliter (dl) in adult males and 0.5 to 1.1 milligrams per deciliter in adult females.