topicCreatine Mental Fatigue Meta-Analysis
claimThis “lactate–pyruvate shuttle” improves energy efficiency and limits the accumulation of metabolites associated with muscle fatigue [].
evidence level3
citationLarrea Ane (2026)
sourceRevision of Energy Metabolism Adaptations in High-Level Athletes: From Physical Performance Enhancement to Potential Therapeutic Targets in Mental Disorders
topicCreatine Mental Fatigue Meta-Analysis
claimImprovements are also observed in respiratory chain efficiency, with increased activity of complexes I–IV and ATP synthase, reducing uncoupling and oxidative stress [].
evidence level3
citationLarrea Ane (2026)
sourceRevision of Energy Metabolism Adaptations in High-Level Athletes: From Physical Performance Enhancement to Potential Therapeutic Targets in Mental Disorders
topicCreatine Mental Fatigue Meta-Analysis
claimOther dietary-derived compounds promote both mitophagy and biogenesis, leading to improved energy efficiency and muscle recovery [].
evidence level3
citationLarrea Ane (2026)
sourceRevision of Energy Metabolism Adaptations in High-Level Athletes: From Physical Performance Enhancement to Potential Therapeutic Targets in Mental Disorders
topicCreatine Mental Fatigue Meta-Analysis
claim1 2 3 1 High-level athletic performance depends on the organism’s ability to generate and utilize energy efficiently and sustainably, which varies according to the intensity, duration, and modality of exercise.
evidence level3
citationLarrea Ane (2026)
sourceRevision of Energy Metabolism Adaptations in High-Level Athletes: From Physical Performance Enhancement to Potential Therapeutic Targets in Mental Disorders
topicCreatine Mental Fatigue 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 Mental Fatigue 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 Mental Fatigue 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 Mental Fatigue 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