Exercise Performance Recovery
Conditions
Brief summary
This study will examine the independent and combined effects of creatine and carbohydrate supplementation on exercise performance, compared to placebo.
Interventions
DIETARY_SUPPLEMENTCreatine Monohydrate
Creatine monohydrate supplementation 0.5 grams every 20 minutes
DIETARY_SUPPLEMENTCarbohydrate
carbohydrate supplementation 5 grams every 20 minutes
DIETARY_SUPPLEMENTCreatine Monohydrate and Carbohydrate
Creatine supplementation of 0.5 grams and carbohydrate supplementation of 5 grams every 20 minutes.
DIETARY_SUPPLEMENTplacebo solution
Flavored water every 20 minutes
Sponsors
California Polytechnic State University-San Luis Obispo
Study design
Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
OTHER
Masking
TRIPLE (Subject, Investigator, Outcomes Assessor)
Eligibility
Sex/Gender
ALL
Age
18 Years to 40 Years
Healthy volunteers
Yes
Inclusion criteria
* healthy (i.e. no known cardiovascular disease) * nonsmoking * active (regular physical activity ≥150 minutes per week of aerobic exercise and have a VO2 peak ≥35 ml/kg-min) * a normal BMI (18.5 - 35 kg/m\^2) * between ages 18-40 years old
Exclusion criteria
* previously taken creatine and/or any other dietary supplement that may interfere with exercise performance
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Exercise Time to exhaustion | Change in exercise time to exhaustion ( in seconds) through study completion, over the course of study completion, on average 4 weeks. | Time to exhaustion (seconds) during continuous cycling performed at 60% of each participant's maximal cycling power output following supplementation with placebo, creatine monohydrate, or creatine monohydrate plus carbohydrate. |
Countries
United States
Contacts
CONTACTTodd Hagobian, PhD
Outcome results
None listed