Table 2 Adherence and negative side effects
From: The effects of creatine supplementation on cognitive performance—a randomised controlled study
Creatine | Placebo | |
|---|---|---|
Days supplemented per week (M, SD) | 6.89 (0.26) | 6.87 (0.26) |
Any side effects | 17% | 4% |
Of these | ||
Digestion problems | 6% | 2% |
Weight gain | 3% | 0% |
Other | ||
- Tiredness | 1x | 1x |
- Thirst | 1x | 1x |
- Weight loss | 1x | 0x |
- Nightmares | 1x | 0x |
- Cramps | 1x | 0x |
- Thoughts racing | 1x | 0x |
- Problems concentrating | 1x | 0x |
- Nervousness | 1x | 0x |