topicCreatine Sleep Meta-Analysis
claimThis analysis investigated whether the dose or duration of CrM was associated with SEs.
evidence level2
citationGonzalez DE (2026)
sourceCreatine Supplementation Dose and Duration Are Not Associated with Increased Side Effects: A Structured Review and Study-Level Dose-Response Analysis of Randomized Controlled Trials.
topicCreatine Sleep Meta-Analysis
claimAlthough dose and duration tertiles were statistically associated with study-level side effect reporting, the effect sizes were uniformly small, events were infrequent, and the reported symptoms were primarily mild and nonspecific.
evidence level2
citationGonzalez DE (2026)
sourceCreatine Supplementation Dose and Duration Are Not Associated with Increased Side Effects: A Structured Review and Study-Level Dose-Response Analysis of Randomized Controlled Trials.
topicCreatine Sleep Meta-Analysis
claimNo consistent exposure-response pattern indicative of clinically meaningful risk was observed.
evidence level2
citationGonzalez DE (2026)
sourceCreatine Supplementation Dose and Duration Are Not Associated with Increased Side Effects: A Structured Review and Study-Level Dose-Response Analysis of Randomized Controlled Trials.
topicCreatine Sleep Meta-Analysis
claimThere are concerns that high-dose and/or long-term creatine monohydrate supplementation (CrM) leads to greater side effects (SEs) compared to placebo.
evidence level2
citationGonzalez DE (2026)
sourceCreatine Supplementation Dose and Duration Are Not Associated with Increased Side Effects: A Structured Review and Study-Level Dose-Response Analysis of Randomized Controlled Trials.
topicCreatine Sleep Meta-Analysis
claim[] identified improvements in muscular strength, repeated sprint performance, power output, and fatigue resistance due to increased PCr availability, providing strong scientific support for creatine supplementation in athletic populations.
evidence level3
citationKerksick Chad (2026)
sourceThe emerging and evolving evidence supporting creatine as an ergogenic aid: history and applications
topicCreatine Sleep Meta-Analysis
claimThere is also some evidence to suggest that short-term CrM supplementation (i.e.
evidence level3
citationKerksick Chad (2026)
sourceThe emerging and evolving evidence supporting creatine as an ergogenic aid: history and applications
topicCreatine Sleep Meta-Analysis
claim[] demonstrated improved repeated cycling performance following five days of CrM (4 × 5 g/day), suggesting a higher sustained power output during repeated cycling sessions.
evidence level3
citationKerksick Chad (2026)
sourceThe emerging and evolving evidence supporting creatine as an ergogenic aid: history and applications
topicCreatine Sleep Meta-Analysis
claimN N 1 2 3 1 Figure 1 2 4 5 2 2 1 6 1,6–11 Creatine (-(aminoiminomethyl)--methyl glycine) is a naturally occurring compound synthesised in the body from glycine, arginine, and methionine and can also be obtained from animal-based proteins or commercially available dietary supplements.
evidence level3
citationKerksick Chad (2026)
sourceThe emerging and evolving evidence supporting creatine as an ergogenic aid: history and applications