Use of cod liver oil during the first year of life is associated with lower risk of childhood-onset type 1 diabetes: a large, population-based, case-control study.
Stene LC, Joner G; Norwegian Childhood Diabetes Study Group.
Am J Clin Nutr. 2003 Dec;78(6):1128-34.
PMID: 14668274
Conclusion: Cod liver oil may reduce the risk of type 1 diabetes, perhaps through the antiinflammatory effects of long-chain n-3 fatty acids.