Effects of Caffeine Supplementation on Physical Performance of Soccer Players: Systematic Review and Meta-Analysis.

ABSTRACT:

Context

Caffeine is 1 of the most popular supplements consumed by athletes, and the evidence for improving soccer performance remains limited.

Objective

To investigate and update the effects (benefits and harms) of caffeine to improve performance on soccer players.

Data sources

Electronic search in Medline (via PubMed), CENTRAL, Embase, SPORTDiscus, and LILACS, from inception to March 28, 2020.

Study selection

Randomized clinical trials (RCTs) assessing the effects of caffeine on the performance of soccer players.

Study design

Systematic review with meta-analysis.

Level of evidence

Level 1.

Data extraction

Data extraction was conducted independently by 2 authors using a piloted form. We assessed methodological quality (Cochrane risk-of-bias

SUBMITTER: Ferreira RES 

PROVIDER: S-EPMC8645316 | biostudies-literature | 2021 Jul-Aug

REPOSITORIES: biostudies-literature