topicBeetroot Nitrate 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 Nitrate 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 Nitrate 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 Nitrate 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.
topicBeetroot Nitrate Exercise Performance Meta-Analysis
claimAlthough dietary nitrates were historically approached with caution due to concerns about nitrosamine formation, contemporary evidence highlights their beneficial effects on vascular, metabolic and cognitive functions.
evidence level4
citationKurhaluk N (2026)
sourceDietary Nitrate-Rich Vegetables as Natural Modulators of Health: Mechanisms and Benefits in Ageing Populations.
topicBeetroot Nitrate Exercise Performance Meta-Analysis
claimAgeing is characterised by endothelial dysfunction, impaired nitric oxide (NO) synthesis and increased oxidative stress, which elevates cardiovascular risk.
evidence level4
citationKurhaluk N (2026)
sourceDietary Nitrate-Rich Vegetables as Natural Modulators of Health: Mechanisms and Benefits in Ageing Populations.
topicBeetroot Nitrate Exercise Performance Meta-Analysis
claimWhile dietary nitrate is generally considered low-risk for healthy adults, caution is warranted in susceptible populations, such as infants and individuals with impaired renal function.
evidence level4
citationKurhaluk N (2026)
sourceDietary Nitrate-Rich Vegetables as Natural Modulators of Health: Mechanisms and Benefits in Ageing Populations.
topicBeetroot Nitrate Exercise Performance Meta-Analysis
claimNitrate-rich vegetables are increasingly recognised as a key subgroup of phytochemical-dense foods that have significant potential for preventing and managing chronic diseases.
evidence level4
citationKurhaluk N (2026)
sourceDietary Nitrate-Rich Vegetables as Natural Modulators of Health: Mechanisms and Benefits in Ageing Populations.