From: Performance enhancement with supplements: incongruence between rationale and practice
Maintain strength | Enhance endurance | Able to train longer | Doctor's advice | |
---|---|---|---|---|
Creatine | 97.076 (< .001) | NA | 49.140 (< .001) | NA |
Iron | NA | 0.230 (.632) | NA | 35.004 (<.001) |
Ginseng | NA | NA | 4.062a (.044) | NA |
Whey protein | 97.823 (.001) | NA | 31.180 (.001) | NA |
Caffeine | NA | 38.761 (.001) | 25.192 (.001) | NA |
Vitamin C | NA | NA | 1.577 (.209) | 0.005 (.944) |