Peer-reviewed study
Creatine's aging story is not just muscle
Creatine and Cognition in Aging: A Systematic Review of Evidence in Older Adults
Source details
PubMed-linked study details.
- Authors
- Marshall et al.
- Journal
- Nutrition Reviews. 2026.
- Identifiers
- PMID 40971619 · DOI 10.1093/nutrit/nuaf135
Honest limits
What this study does not prove.
Creatine does not guarantee cognitive improvement. Kidney disease, medications, and other clinical concerns warrant medical guidance before use.
Kris's practical takeaway
Here's what to do with it.
Creatine is a well-studied support tool around training and aging, not a brain-hacking miracle.
Ways to use it
Safe ways to apply it.
Creatine is boring in the best way
Aging support still starts with training
A supplement study does not prove a miracle
Related questions
Questions this research helps answer.
Creatine aging answer
Does creatine help aging adults?
Creatine may help support training-related outcomes in older adults, but it works best as support for a strength plan, not as a replacement for one. The boring stack still wins: lift, eat enough protein, sleep, and stay consistent.
Creatine cognition answer
Does creatine help brain aging?
Creatine has aging and cognition research worth following, but it is not a brain-aging cure. It is a possible support for training, sleep, and nutrition — not a replacement for those basics or for medical care.
Related guides and studies
Keep learning about anti-aging.
FAQ
Quick questions
What is the practical takeaway from this study?
Creatine is a well-studied support tool around training and aging, not a brain-hacking miracle.
What does this study not prove?
Creatine does not guarantee cognitive improvement. Kidney disease, medications, and other clinical concerns warrant medical guidance before use.
Weekly Science Drop
Get one useful study each week.
One study, one coaching move, and one honest limit so research turns into action instead of overclaiming.
Weekly Science Drop
Get one useful anti-aging study breakdown each week, with Kris's practical takeaway and a clear explanation of what the research does and does not prove. No spam, no fake certainty, unsubscribe anytime.