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Academics

Effect of
the Combination of Nitrate and Caffeine on Critical Power In Trained Male Cyclists

Effect of
the Combination of Nitrate and Caffeine on Critical Power In Trained Male Cyclists

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LU IRB#: IRB-20-170
PI: Chad Kerksick, PhD

Description of Study

This project will examine the changes in maximal power production during a 3-minute all-out cycling test after consuming, nitrates, caffeine, or a combination of caffeine and nitrates.

Location
Exercise and Performance Nutrition Laboratory (Fieldhouse 126)
209 S. Kingshighway
St. Charles, MO 63301

Number of Visits
6

Time Commitment
Visits 1-2: 15-20 Minutes Each
Visits 3-6: 3.5 Hours Each

Compensation
$250 (Direct Deposit)

Point of Contact
Anthony Hagele
epnl@lindenwood.edu

Research Sample Needed

  • 15 male trained cyclists are proposed to complete this study

Inclusion Criteria

  • Males between the ages of 18 and 40 years of age.
  • All participants must be trained cyclists, defined as structured cycling training at least 2-3 sessions per week for at least 30-60 min each session during the past 12 months.
  • All participants must possess a relative max power output (WMax) of 4.0 W/kg or greater OR a maximal oxygen consumption (VO2Max) of 50 ml/kg/min.
  • All participants must be healthy and free of any disease as determined through the completion of a medical history questionnaire.
  • Body mass index (BMI) between 18.5 - 30 kg/m2 or body fat percentage <30%.

Exclusion Criteria

  • Females and males < 18 and > 40 years of age.
  • VO2Max below 50 ml/kg/min; Relative WMax below 4.0 W/kg.
  • Fail to meet the minimum training requirements of 2-3 sessions per week of structured cycling training for at least 30-60 min per session during the past 12 months.
  • Currently being treated by a physician for any disease or disorder that will compromise outcomes of the study.
  • Currently supplementing with a known or purported ergogenic aid (nitrates, caffeine, beta-alanine, bicarbonate, creative, Cordyceps), Must abstain for 30 days prior to beginning study.

Are You Eligible?

Information provided here reflects current IRB approval for this research. However, this information may be subject to change and updated accordingly.

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