Creatine damages the kidneys.
Simple answer
No. In healthy adults, creatine monohydrate has not been shown to damage kidney function, although it can make creatinine labs look misleading.
What to do in practice
Do not treat the original claim as a rule. Use the simple answer first, then check the evidence trail below before changing training, nutrition, or supplement decisions.
Deeper analysis
What scientific research says
Research in healthy users does not support the blanket claim that normal creatine supplementation damages kidneys. The common confusion is that creatine can affect serum creatinine, but creatinine is a marker to interpret, not proof of kidney injury by itself.
Interesting related points
- A lab marker moving is not automatically organ damage; context and kidney-function measures matter.
- The reassurance applies best to healthy adults using ordinary creatine monohydrate dosing.
- People with kidney disease, abnormal labs, pregnancy, or relevant medications should use clinician guidance instead of influencer advice.
What would change the answer
Stronger direct evidence, better source context, or a clearer dose, population, and outcome could shift the verdict. Until then, the claim should be treated as overstated.
Evidence trail
- Kabiri Naeini et al. Effect of creatine supplementation on kidney function: a systematic review and meta-analysis (2025)study
- Lugaresi et al. Does creatine supplementation impair kidney function in healthy subjects on a high-protein diet? (2013)study
- Gualano et al. Creatine supplementation does not impair renal function in type 2 diabetic patients: a randomized, double-blind, placebo-controlled clinical trial (2011)study
- Kreider et al. ISSN position stand: safety and efficacy of creatine supplementation (2017)guideline
- NIDDK: eGFR equations and creatinine-based kidney function interpretationguideline
Source context
“Creatine damages the kidneys.”
View archived source record - 00:13
“Creatine is rough on your kidneys, so if you care about them you should skip it.”
No Lies Lifting keeps the source context in an archived record so the claim can be checked without relying on a volatile creator URL.
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