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| Name | Class |
|---|---|
| Kyowa Hakko Bio Co., Ltd. | INDUSTRY |
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Acute supplementation of Sustamine(TM), a combination of two amino acids, will improve cycling performance and mental acuity in a dose-dependent response.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Placebo | Placebo Comparator |
| |
| 2.8 g Sustamine | Active Comparator |
| |
| 19.6 g Sustamine | Active Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Placebo Beverage | Dietary Supplement | 1400 ml flavored, colored, artificially sweetened, non-caloric beverage divided into 6 servings provided prior to and during the 2.5 hr interval ride. |
| Measure | Description | Time Frame |
|---|---|---|
| Improved Time Trial Performance | Participants will perform an interval ride on a cycling ergometer for 2.5 hr. Intervals will be at 50% or 75% of the participant's VO2max. The time trial will consist of 4 km up a constant grade. | After 2.5 hr interval cycling |
| Measure | Description | Time Frame |
|---|---|---|
| Improved Mental Function | Mental function will be assessed using a computer-based Stroop Test. Measurements will be collected before treatment, before exercise and after exercise. | After time trial |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| John L. Ivy, Ph.D. | University of Texas at Austin | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The University of Texas at Austin | Austin | Texas | 78712 | United States |
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| 2.8 g Sustamine Beverage | Dietary Supplement | 1400 ml flavored, colored, artificially sweetened, beverage containing 2.8 g Sustamine divided into 6 servings provided prior to and during the 2.5 hr interval ride. |
|
| 19.6 g Sustamine Beverage | Dietary Supplement | 1400 ml flavored, colored, artificially sweetened, beverage containing 19.6 g Sustamine divided into 6 servings provided prior to and during the 2.5 hr interval ride. |
|