Study of the Impact of Fatty Acids From Seal Oil on the Relief of Symptoms Associated With Rheumatoid Arthritis

Inclusion Criteria: * Have been diagnosed with RA after the age of 18; * Have had RA for at least 1 year; * Meet the 2010 ACR/EULAR criteria; * Stable disease status for at least 3 months: * Low to moderate activity as measured by the Clinical Disease Activity Index (CDAI); * Stable dose of DMARD (conventional synthetic Disease Modifying Anti-Rheumatic Drug) for at least 3 months; * Stable dose of NSAIDs and corticosteroids for at least 1 month; * Do not take \> 10 mg per day of prednisone. Exclusion Criteria: * Have been diagnosed with another rheumatologic autoimmune disease; * Have been diagnosed with inflammatory bowel disease (ulcerative colitis or Crohn's disease); * Have a disease that may interfere with the physician's assessment (e.g. severe osteoarthritis); * Have fibromyalgia; * Consume omega-3 fatty acid supplements other than those given during the project; * Have an allergy or intolerance to seafood; * Consume natural health products that may potentially affect inflammation (e.g. glucosamine, chondroitin, devil's claw, curcumin products) during the project; * Consume more than two servings (1 serving = 90 g or 3 ounces) of fish and seafood per week for the duration of the study; * Take anticoagulant medication; * Be treated or have previously received biological agents or inhibitors of JAK (Janus kinase) (family of tyrosine kinases).