Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
NA
18 participants
INTERVENTIONAL
2022-04-30
2022-05-07
Brief Summary
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Methods: A total of 18 elite swimmers participated in this randomized, double-blind study. In 2 different trials, swimmers ingested a Beet-It injection (70 ml placebo (PL) or a Beet-It injection of 70 ml beet juice (BJ)) 3 hours before undergoing a 2x6x100 m intermittent maximal speed crawl performance test.
Detailed Description
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Conditions
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Keywords
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Study Design
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RANDOMIZED
PARALLEL
TREATMENT
TRIPLE
Study Groups
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Beetroot juice
The swimmers ingested a shot of Beet-It 70 ml beetroot juice (BJ)) 3 hours before undergoing a 2x6x100m crawl intermittent maximal speed performance test.
Beetroot Juice
The swimmers drank 3 hours before the test, mL70 of BJ (containing mmol6.4 of NO-3) (Beet-It-Pro Elite Shot, James White Drinks Ltd., Ipswich, UK) or PLA (0.04 mmol of NO-3)
Placebo
The swimmers drank 3 hours before the test, mL70 of BJ (containing mmol6.4 of NO-3) (Beet-It-Pro Elite Shot, James White Drinks Ltd., Ipswich, UK) or PLA (0.04 mmol of NO-3)
Placebo
The swimmers ingested a shot of Beet-It (70 ml placebo (PL)) 3 hours before undergoing a 2x6x100m crawl intermittent maximal speed performance test.
Beetroot Juice
The swimmers drank 3 hours before the test, mL70 of BJ (containing mmol6.4 of NO-3) (Beet-It-Pro Elite Shot, James White Drinks Ltd., Ipswich, UK) or PLA (0.04 mmol of NO-3)
Placebo
The swimmers drank 3 hours before the test, mL70 of BJ (containing mmol6.4 of NO-3) (Beet-It-Pro Elite Shot, James White Drinks Ltd., Ipswich, UK) or PLA (0.04 mmol of NO-3)
Interventions
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Beetroot Juice
The swimmers drank 3 hours before the test, mL70 of BJ (containing mmol6.4 of NO-3) (Beet-It-Pro Elite Shot, James White Drinks Ltd., Ipswich, UK) or PLA (0.04 mmol of NO-3)
Placebo
The swimmers drank 3 hours before the test, mL70 of BJ (containing mmol6.4 of NO-3) (Beet-It-Pro Elite Shot, James White Drinks Ltd., Ipswich, UK) or PLA (0.04 mmol of NO-3)
Eligibility Criteria
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Inclusion Criteria
2. \- healthy swimmers
3. \- no breakfast
4. \- 48 hours with restricted diet of: other sports supplements and beetroot-rich foods
Exclusion Criteria
2. \- having had breakfast
3. \- have brushed your teeth
18 Years
25 Years
ALL
No
Sponsors
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Universidad Politecnica de Madrid
OTHER
Instituto Politécnico de Bragança
OTHER
Universidad Francisco de Vitoria
OTHER
Responsible Party
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Locations
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Universidad Francisco de Vitoria
Madrid, Pozuelo de Alarcón, Spain
Countries
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References
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Moreno B, Veiga S, Sanchez-Oliver AJ, Dominguez R, Morencos E. Analysis of Sport Supplement Consumption by Competitive Swimmers According to Sex and Competitive Level. Nutrients. 2022 Aug 6;14(15):3218. doi: 10.3390/nu14153218.
Senefeld JW, Wiggins CC, Regimbal RJ, Dominelli PB, Baker SE, Joyner MJ. Ergogenic Effect of Nitrate Supplementation: A Systematic Review and Meta-analysis. Med Sci Sports Exerc. 2020 Oct;52(10):2250-2261. doi: 10.1249/MSS.0000000000002363.
Zamani H, de Joode MEJR, Hossein IJ, Henckens NFT, Guggeis MA, Berends JE, de Kok TMCM, van Breda SGJ. The benefits and risks of beetroot juice consumption: a systematic review. Crit Rev Food Sci Nutr. 2021;61(5):788-804. doi: 10.1080/10408398.2020.1746629. Epub 2020 Apr 15.
Berjisian E, McGawley K, Saunders B, Dominguez R, Koozehchian MS, de Oliveira CVC, Rafiei R, Miraftabi H, Sarshin A, Naderi A. Acute effects of beetroot juice and caffeine co-ingestion during a team-sport-specific intermittent exercise test in semi-professional soccer players: a randomized, double-blind, placebo-controlled study. BMC Sports Sci Med Rehabil. 2022 Mar 29;14(1):52. doi: 10.1186/s13102-022-00441-1.
Jonvik KL, Hoogervorst D, Peelen HB, de Niet M, Verdijk LB, van Loon LJC, van Dijk JW. The impact of beetroot juice supplementation on muscular endurance, maximal strength and countermovement jump performance. Eur J Sport Sci. 2021 Jun;21(6):871-878. doi: 10.1080/17461391.2020.1788649. Epub 2020 Jul 21.
Morais JE, Silva AJ, Garrido ND, Marinho DA, Barbosa TM. The transfer of strength and power into the stroke biomechanics of young swimmers over a 34-week period. Eur J Sport Sci. 2018 Jul;18(6):787-795. doi: 10.1080/17461391.2018.1453869. Epub 2018 Mar 24.
Esen O, Dominguez R, Karayigit R. Acute Beetroot Juice Supplementation Enhances Intermittent Running Performance but Does Not Reduce Oxygen Cost of Exercise among Recreational Adults. Nutrients. 2022 Jul 11;14(14):2839. doi: 10.3390/nu14142839.
Other Identifiers
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79/2022
Identifier Type: -
Identifier Source: org_study_id