topicNitrate Supplementation Time Trial Performance Meta-Analysis
claimPeripheral factors include phosphocreatine depletion, the accumulation of metabolic by-products, impaired calcium handling, and changes in muscle excitation–contraction coupling, whereas central factors may involve reduced motor drive and impaired muscle activation [,].
evidence level1
citationEroglu Melike Nur (2026)
sourceThe Effects of Beetroot Juice Supplementation on Performance and Fatigue During Single and Repeated Sprints: A Systematic Review and Meta-Analysis
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claimIn addition, experimental evidence has demonstrated a progressive decline in glycolytic energy contribution across repeated maximal sprint bouts, highlighting the importance of metabolic regulation during high-intensity intermittent exercise [].
evidence level1
citationEroglu Melike Nur (2026)
sourceThe Effects of Beetroot Juice Supplementation on Performance and Fatigue During Single and Repeated Sprints: A Systematic Review and Meta-Analysis
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claimFollowing ingestion, dietary NOis reduced to nitrite (NO) by oral commensal bacteria and can subsequently be converted to nitric oxide (NO), particularly under conditions of low oxygen availability and reduced pH.
evidence level1
citationEroglu Melike Nur (2026)
sourceThe Effects of Beetroot Juice Supplementation on Performance and Fatigue During Single and Repeated Sprints: A Systematic Review and Meta-Analysis
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claim1 2 3 1 4 Team sports such as soccer, rugby, basketball and field hockey are characterized by intermittent activity patterns that require athletes to perform frequent maximal or near-maximal sprint efforts interspersed with brief recovery periods [,].
evidence level1
citationEroglu Melike Nur (2026)
sourceThe Effects of Beetroot Juice Supplementation on Performance and Fatigue During Single and Repeated Sprints: A Systematic Review and Meta-Analysis
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claimThe nitrate–nitrite–NO pathway plays a central role in this process, whereby dietary nitrate is reduced to nitrite and subsequently to nitric oxide, particularly under the hypoxic and acidic conditions typical of exercise [,,].
evidence level2
citationCherappurath Nafih (2026)
sourceEffects of Beetroot-Derived Nitrate Supplementation in Highly Trained and Elite Athletes: A Scoping Review of Randomized Controlled Trials on Performance, Recovery, and Physiological Outcomes
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claimA recent study indicates that both acute and chronic intake of nitrate-rich beetroot juice can enhance endurance performance, with significant improvements in VOmax and reduced oxygen costs during submaximal exercise [].
evidence level2
citationCherappurath Nafih (2026)
sourceEffects of Beetroot-Derived Nitrate Supplementation in Highly Trained and Elite Athletes: A Scoping Review of Randomized Controlled Trials on Performance, Recovery, and Physiological Outcomes
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claim1 9 10 11 12 13 14 V O Evidence suggests that supplementation with beetroot-derived nitrates may enhance physical performance and cognitive function [], increase resistance during repeated-sprint exercise [], and provide ergogenic benefits during team-sport activities [].
evidence level2
citationCherappurath Nafih (2026)
sourceEffects of Beetroot-Derived Nitrate Supplementation in Highly Trained and Elite Athletes: A Scoping Review of Randomized Controlled Trials on Performance, Recovery, and Physiological Outcomes
topicNitrate Supplementation Time Trial Performance Meta-Analysis
claim1 2 3 4 5 6 7 8 Beetroot-derived nitrate supplementation has emerged as a prominent nutritional strategy in sport and exercise science for its potential to enhance athletic performance via nitric oxide (NO)-mediated mechanisms.
evidence level2
citationCherappurath Nafih (2026)
sourceEffects of Beetroot-Derived Nitrate Supplementation in Highly Trained and Elite Athletes: A Scoping Review of Randomized Controlled Trials on Performance, Recovery, and Physiological Outcomes