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| Effect | None |
| Trial Design | Randomized trial |
| Trial Length | 24 hours |
| Number of Subjects | 6 |
| Sex | Both Genders |
| Age Range | 18-29 |
| Body Types | Average |
When vitamin C was preloaded before exercise, it was able to increase blood vitamin C levels but was unable to reduce cortisol or improve immune system parameters when participants were subejct to 2.5 hours of cycling at 60% VO2 max.
