The Effect of Diet Composition on Performance, Expenditure, Blood Lipids, and Appetite Hormones in Highly Trained Cyclists
Completed · Not applicable
Conditions studied: Endurance Cycling Performance
In brief
This study employs a crossover design to evaluate the effect of two different diets (high carbohydrate vs. ketogenic) and corresponding test meals on endurance exercise performance, energy expenditure including resting metabolic rate and thermic effect of food, postprandial responses of blood lipids, glucose and appetite hormones, and cognitive function and mood states.
Key facts
- Study ID
- NCT04097171
- Run by
- Texas Christian University
- People needed
- 34
- Starts
- 2019-11-11
- Expected to finish
- 2020-03-30
- Last updated by the study team
- 2021-10-05
Who can join
Age: 18 and older, up to 65. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- >100-150km of cycling per week
- VO2max > 80th percentile for sex and age (adjusted for cycle ergometry)
- apparently healthy
You may not qualify if…
- weight loss supplements/medications/diet
- extreme dietary patterns (e.g. extremely high or low carbohydrate)
- nicotine use
- heavy alcohol use (>7 drinks/week female; >14 drinks/week male)
- food allergies
- diabetes
- heart disease
- stroke
- liver/kidney/thyroid disease
- anemia
- eating disorders
- uncontrolled hypertension
- pulmonary/orthopedic/musculoskeletal problems that prevent exercise
- surgery that affects swallowing and digestion
- claustrophobia
Where it is running
- Texas Christian University — Fort Worth, Texas, United States
Full record on ClinicalTrials.gov
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