12
Participants
Start Date
January 4, 2022
Primary Completion Date
May 10, 2022
Study Completion Date
June 16, 2022
A non-active placebo supplement.
Placebo powder mixed into 100 ml grape juice and 200 ml water, consumed 30 minutes before testing.
Caffeine
220 mg caffeine powder mixed into 100 ml grape juice and 200 ml water, consumed 30 minutes before testing.
Energy Drink
A supplement containing 220 mg caffeine, 1800 mg anserine extract, and 400 mg elderberry extract, mixed into 100 ml grape juice and 200 ml water, consumed 30 minutes before testing.
University of Taipei, Taipei
Chien-Wen Hou
OTHER