Creatine is probably not harming our kidneys. Studies using doses up to 11 grams per day f

Well SupportedIndividuals supplementing with creatine or consuming a high-meat diet should also measure cystatin C in addition to creatinine to accurately assess kidney function.

Well SupportedElevated creatinine levels in blood tests for individuals supplementing with creatine may not indicate kidney damage.

Not SupportedIn healthy individuals using reasonable doses, creatine does not cause kidney damage.

Well SupportedCreatine supplementation up to 11 grams per day for one year has not been shown to harm kidney, liver, or cardiovascular markers in healthy individuals.