Dose-Response Effect of Phosphatidylserine or Paraxanthine on eSports Performance
LU IRB#: IRB-21-62
PI: Chad Kerksick, PhD
Description of Study
The purpose of this study is to assess the ability of two different daily doses of phosphatidylserine or a single daily dose of paraxanthine to improve electronic gaming performance and impact changes in cognition, sleep quality, and stress.
Exercise and Performance Nutrition Laboratory (Fieldhouse 126) and Fieldhouse 110
209 S Kingshighway St
Saint Charles, MO 63301
Number of Visits
Visits 1: 30 Minutes
Visits 2-4: 2.5-3 Hours Each
1st $500, 2nd $250, 3rd $125 (Direct Deposit)
Point of Contact
Research Sample Needed
- 70 healthy, men and women.
- 18 – 40 years of age.
- Self-reported history of playing video games for 5 or more hours per week for 6 months prior to screening.
- Body Mass Index between 18.5 – 29.9 kg/m2.
- Outside of age range.
- Does not meet gaming experience prior to study.
- Body mass index is outside of posted inclusion range.
- Noncompliance with protocol.
- Women who are currently pregnant or are actively planning to become pregnant.
Are You Eligible?
Information provided here reflects current IRB approval for this research. However, this information may be subject to change and updated accordingly.
Dr. Chad Kerksick
Economic Education Center
Esports Performance and Innovation Center (EPIC)
Exercise and Performance Nutrition Lab (EPNL)
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