Evidence reviewSupplementsEvidence Tier I

How Does Creatine Supplementation Benefit Older Adults?

Creatine supplementation combined with resistance training increases muscle mass and strength in older adults by 5–10% more than resistance training alone, and emerging evidence suggests cognitive benefits — particularly for memory — in older adults.

Dr. James Whitfield, PhD, Exercise Physiology
May 21, 2026
2 min read

The short answer

Creatine monohydrate is the most evidence-supported sports supplement, with over 500 peer-reviewed studies. In older adults, creatine supplementation combined with resistance training increases lean mass by 1.37 kg and upper body strength by 7.5% more than resistance training alone. A 2023 meta-analysis found that creatine supplementation significantly improved memory in adults over 66.

What the evidence actually shows

Candow et al. (2008) in Medicine & Science in Sports & Exercise conducted a systematic review of creatine supplementation in older adults and found that creatine combined with resistance training produced significantly greater gains in lean mass, strength, and functional performance than resistance training alone. Rawson & Venezia (2011) in Amino Acids reviewed the evidence for creatine in older adults, concluding that it is safe and effective for improving muscle mass and strength. Prokopidis et al. (2023) in Nutrition Reviews conducted a meta-analysis of 8 RCTs and found that creatine supplementation significantly improved memory performance in adults over 66, with an effect size of 0.52 — a moderate, clinically meaningful improvement.

"Creatine supplementation combined with resistance training produced 1.37 kg more lean mass and 7.5% greater upper body strength than resistance training alone in older adults."

Candow et al., Medicine & Science in Sports & Exercise 2008

What the major health authorities say

The NIA identifies creatine as a supplement with evidence for improving muscle function in older adults and notes that it is being studied for its potential cognitive benefits. MedlinePlus notes that creatine is one of the most studied sports supplements and is generally considered safe at recommended doses. The International Society of Sports Nutrition considers creatine monohydrate the most effective ergogenic nutritional supplement available for increasing high-intensity exercise capacity and lean body mass.

Practical implications

Creatine monohydrate is the most evidence-supported and cost-effective form. The standard dose is 3–5g per day, which can be taken at any time. A loading phase (20g/day for 5–7 days) is not necessary for older adults and may cause gastrointestinal discomfort. Creatine is safe for long-term use in healthy adults with normal kidney function. It is particularly beneficial when combined with resistance training — it enhances the training stimulus by allowing greater training volume. Vegetarians and vegans have lower baseline creatine stores and may benefit most from supplementation.

Vitaei verdict

Creatine monohydrate is one of the most evidence-supported supplements for older adults, improving muscle mass, strength, and potentially memory. It is safe, inexpensive, and well-tolerated.

Where reasonable people still disagree

  • Whether creatine supplementation is safe for older adults with mild chronic kidney disease — current evidence suggests it is, but monitoring is recommended.
  • The optimal dose for cognitive benefits — whether the 3–5g/day standard dose is sufficient or whether higher doses are needed for brain creatine saturation.
  • Whether creatine provides meaningful benefits for older adults who are not engaged in resistance training.