Kidney failure may occur in the range of 6 to 10 mg/dL, Ramin says, but largely depends on the person. For example, some people may experience kidney failure at 3 mg/dL. If your creatinine blood ...

Because creatinine is made by your skeletal muscle cells, your baseline creatinine range is affected by your size and muscle mass. Bodybuilders might have higher creatinine levels, whereas women ...