Author Patients Type of study Intervention n Main results
Bates(1989) RRMS RCT, double blind parallel design; EPA 1.71/DHA 1.14g/day
vs.
Oleic acid 7.2g/day
145  

147
No Significant effect on relapse rate and disabilityprogression. Positive trend In fish oil group
Weinstock-Guttmann (2005) RRMS RCT, double blind parallel design; 12 month follow-up. IMT allowed EPA 1.98/DHA 1.32 g/day+dietary fat restriction
Vs.
Olive oil 6 g/day+dietary fat restriction
13  
 

14
No effect on relapse rate or disability. Positive effect on mental and physical health related to quality of life in fish oil group
Torkildsen (2012) RRMS RCT, double blind parallel design; 24 month follow-up EPA 1.35/DHA 0.85 g/day
vs.
Corn oil 5 g/day
46  

46
No effect of ω-3 PUFAs on MRI-activity,relapse rate or disability progressionneither as monotherapynor as add-on to IFN-β
Pantzaris (2013) RRMS RCT, double blind parallel design; 30 month follow-up EPA 1.65/DHA 4,65 g/day GLA 2.0/LA 3.85 g/day+vit A, vit E, γ-tocopherol (0.6, 22, and 760 mg/day)
vs.
Olive oil 16.9 g/day
20






20
Significant reduction of the annual relapse rate and disability progression
Table 1: Randomized controlled trials of ω-3 PUFAs in MS.