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Nitrate-Rich Vegetables Increase Plasma Nitrate and Nitrite Concentrations and Lower Blood Pressure in Healthy Adults.

• Kristin L. Jonvik, Jean M Nyakayiru, Philippe J. M. Pinckaers, Joan M. G. Senden, Luc Jc van Loon, Lex B Verdijk
• The Journal of nutrition
• 2016

BACKGROUND Dietary nitrate is receiving increased attention due to its reported ergogenic and cardioprotective properties. The extent to which ingestion of various nitrate-rich vegetables increases… (More)

Habitual Dietary Nitrate Intake in Highly Trained Athletes.

• Kristin L. Jonvik, Jean M Nyakayiru, Jan-Willem van Dijk, Floris C. Wardenaar, Luc J. C. van Loon, Lex B Verdijk
• International journal of sport nutrition and…
• 2017

Although beetroot juice, as a nitrate carrier, is a popular ergogenic supplement among athletes, nitrate is consumed through the regular diet as well. We aimed to assess the habitual dietary nitrate… (More)

Dietary Protein Intake and Distribution Patterns of Well-Trained Dutch Athletes.

• Jenna B Gillen, Jorn Trommelen, +8 authors Luc J. C. van Loon
• International journal of sport nutrition and…
• 2017

Dietary protein intake should be optimized in all athletes to ensure proper recovery and enhance the skeletal muscle adaptive response to exercise training. In addition to total protein intake, the… (More)

No Effect of Acute and 6-Day Nitrate Supplementation on VO2 and Time-Trial Performance in Highly Trained Cyclists.

• Jean M Nyakayiru, Kristin L. Jonvik, Philippe J. M. Pinckaers, Joan M. G. Senden, Luc J. C. van Loon, Lex B Verdijk
• International journal of sport nutrition and…
• 2017

While the majority of studies reporting ergogenic effects of dietary nitrate have used a multiday supplementation protocol, some studies suggest that a single dose of dietary nitrate before exercise… (More)

Last Word on Viewpoint: Can elite athletes benefit from dietary nitrate supplementation?

• Kristin L. Jonvik, Jean M Nyakayiru, Luc J. C. van Loon, Lex B Verdijk
• Journal of applied physiology
• 2015

TO THE EDITOR: We thank the authors of the commentaries (see Ref. 1) on our Viewpoint (2) for further enlightening several interesting aspects concerning nitrate supplementation in the elite athlete,… (More)

Repeated-sprint performance and plasma responses following beetroot juice supplementation do not differ between recreational, competitive and elite sprint athletes.

• Kristin L. Jonvik, Jean M Nyakayiru, +5 authors Lex B Verdijk
• European journal of sport science
• 2018

PURPOSE There is an ongoing debate whether highly trained athletes are less responsive to the ergogenic properties of nitrate. We assessed the effects of nitrate supplementation on plasma nitrate and… (More)

Beetroot Juice Supplementation Improves High-Intensity Intermittent Type Exercise Performance in Trained Soccer Players

• Jean M Nyakayiru, Kristin L. Jonvik, +4 authors Lex B Verdijk
• Nutrients
• 2017

It has been shown that nitrate supplementation can enhance endurance exercise performance. Recent work suggests that nitrate ingestion can also increase intermittent type exercise performance in… (More)

Can elite athletes benefit from dietary nitrate supplementation?

• Kristin L. Jonvik, Jean M Nyakayiru, Luc J. C. van Loon, Lex B Verdijk
• Journal of applied physiology
• 2015

NITRATE RICH BEETROOT JUICE has become a popular sports supplement because of its proposed ergogenic properties. The effects of dietary nitrate supplementation on exercise performance have been… (More)

The Effect of Beetroot Juice Supplementation on Dynamic Apnea and Intermittent Sprint Performance in Elite Female Water Polo Players.

• Kristin L. Jonvik, Jan-Willem van Dijk, Joan M. G. Senden, Luc J. C. van Loon, Lex B Verdijk
• International journal of sport nutrition and…
• 2017

Nitrate-rich beetroot juice is thought to have ergogenic effects, particularly in conditions where oxygen availability is limited. Whether these effects also apply to elite athletes is currently… (More)

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