topicBeetroot Exercise Performance Meta-Analysis
claimIf these processes are not adequately managed, performance in subsequent sessions may be compromised, and the risk of muscle injury may increase [,,].
evidence level1
citationSilva Díaz Verónica (2026)
sourceEffect of Polyphenol Supplementation on Post-Exercise Recovery in Adult Male Soccer Players: A Systematic Review
topicBeetroot Exercise Performance Meta-Analysis
claimAmong the proposed nutritional strategies, in addition to carbohydrates and proteins, the use of bioactive compounds such as polyphenols has been suggested due to their potential role in modulating inflammatory and oxidative processes associated with fatigue and recovery [].
evidence level1
citationSilva Díaz Verónica (2026)
sourceEffect of Polyphenol Supplementation on Post-Exercise Recovery in Adult Male Soccer Players: A Systematic Review
topicBeetroot Exercise Performance Meta-Analysis
claim12 13 14 12 13 15 13 14 15 16 17 18 19 Polyphenols are plant-derived bioactive compounds found in fruits, vegetables, tea, cocoa, and other foods, and include flavonoids, phenolic acids, stilbenes, and other subgroups with diverse biological properties [,,].
evidence level1
citationSilva Díaz Verónica (2026)
sourceEffect of Polyphenol Supplementation on Post-Exercise Recovery in Adult Male Soccer Players: A Systematic Review
topicBeetroot Exercise Performance Meta-Analysis
claim1 2 3 4 5 6 7 8 9 Soccer is one of the most widely practiced and studied sports worldwide, characterized by high physiological demands that combine intermittent high-intensity efforts, repeated sprints, frequent accelerations and decelerations, changes in direction, and incomplete recovery periods [,,].
evidence level1
citationSilva Díaz Verónica (2026)
sourceEffect of Polyphenol Supplementation on Post-Exercise Recovery in Adult Male Soccer Players: A Systematic Review
topicBeetroot Exercise Performance Meta-Analysis
claimResults Salivary concentrations of NO 3 - and nitrite NO 2 - were also measured and in comparison to the placebo drink, the intake of beetroot juice increased salivary concentrations of NO 3 - (from 230 ± 435 vs 6164 ± 3370 μM; p = 2 - (130 ± 131 vs 4509 ± 4895 μM; p = 0.018; ES = 1.63).
evidence level2
citationLópez-Samanes Á (2026)
sourceAcute beetroot juice ingestion fails to improve sprint performance and neuromuscular function in trained male sprinters: a randomized, double-blind, placebo-controlled study.
topicBeetroot Exercise Performance Meta-Analysis
claimConclusion Acute ingestion of 70 mL beetroot juice containing 6.4 mmol of NO 3 - did not enhance sprint performance or the neuromuscular function of male trained sprinters.Trial registration: The study was retrospectively registered in ClinicalTrials.gov with the following ID: 5-56NCT06675682 by 1 November 2024.
evidence level2
citationLópez-Samanes Á (2026)
sourceAcute beetroot juice ingestion fails to improve sprint performance and neuromuscular function in trained male sprinters: a randomized, double-blind, placebo-controlled study.
topicBeetroot Exercise Performance Meta-Analysis
claimIntroduction The aim of this study was to evaluate the acute effect of beetroot juice ingestion on sprint performance and neuromuscular properties of male trained sprinters.
evidence level2
citationLópez-Samanes Á (2026)
sourceAcute beetroot juice ingestion fails to improve sprint performance and neuromuscular function in trained male sprinters: a randomized, double-blind, placebo-controlled study.
topicBeetroot Exercise Performance Meta-Analysis
claimMethods Twelve male sprinters (24.3 ± 4.8 years) participated in a randomized, double-blind, and placebo-controlled study with two experimental trials after the ingestion of 70 mL beetroot juice (containing 6.4 mmol NO 3 -) or 70 mL placebo drink (containing 0.04 mmol NO 3 -).
evidence level2
citationLópez-Samanes Á (2026)
sourceAcute beetroot juice ingestion fails to improve sprint performance and neuromuscular function in trained male sprinters: a randomized, double-blind, placebo-controlled study.