CREATINE

Creatine Monohydrate for Athletic Performance
During a study, creatine monohydrate supplementation over ten weeks showed a synergistic effect on aerobic power.

https://pubmed.ncbi.nlm.nih.gov/31936727/

Creatine for Cognitive Functions
Subsequent studies have demonstrated that cognitive processing, either experimentally (following sleep deprivation) or naturally (due to aging) impaired, can be improved with creatine supplementation.

https://pubmed.ncbi.nlm.nih.gov/21394604/

Creatine for Brain Functions
Preliminary studies indicate that creatine supplementation can increase brain creatine content in humans.

https://pubmed.ncbi.nlm.nih.gov/35267907/