Ref (type) | Population | Outcome, Interventions | Results and statistical analysis | Effect size | Favours |
Pain | |||||
Systematic review |
42 women Data from 1 RCT |
Menstrual symptom scores
with fish oil capsules (twice daily for 1 month) with placebo (twice daily for 1 month) Absolute results not reported |
P = 0.04 |
Effect size not calculated | fish oil |
RCT 4-armed trial |
78 women with primary dysmenorrhoea |
Mean reduction in pain scores (measured on a 10 cm visual analogue scale)
0.15 cm with fish oil (0.5–1.0 g five times daily) for a minimum of 3 months 0.19 cm with placebo for a minimum of 3 months |
P = 0.62 |
Not significant | |
Additional pain medication | |||||
Systematic review |
42 women Data from 1 RCT |
Mean number of tablets of ibuprofen (200 mg) taken
4.7 tablets with fish oil capsules (twice daily for 1 month) 10.1 tablets with placebo (twice daily for 1 month) |
P = 0.015 |
Effect size not calculated | fish oil |