| Effect | None |
| Trial Design | Double blind |
| Trial Length | 2-4 Weeks |
| Number of Subjects | 11 |
| Sex | Male |
| Age Range | 18-29 |
| Body Types | Average |
Supplementation of betaine at 2.5g daily for two weeks in recreationally active men failed to increase eccentric and concentretic power output in otherwise healthy subjects, and while there was no overall differences in fatigue the increase in fatigue during the workout appears to be minorly attenuated with betaine supplementation.
