The benefit of fish oil during pregnancy is an area of emerging research. Scientists continue to study its benefits.
Sources:
The Journal of American Medical Association. July 20, 2011. Vol. 306, No. 3, pp 237-330. “Effects of DHA Supplementation During Pregnancy on Maternal Depression and Neurodevelopment of Young Children.” http://jama.ama-assn.org/content/304/15/1675.full.
“Fish Oil Doesn’t Benefit New Moms, Babies.” http://www.cnn.com/2010/HEALTH/10/19/health.fish.oil.moms/index.html
The American Journal of Clinical Nutrition. February 1996. Vol. 63. No. 2, pp 273-280. “Immunologic effects of marine and plant derived 3 polyunsaturated fatty acids in nonhuman primates.” http://www.ajcn.org/content/63/2/273.abstract
Epidemiology. May 1995. Vol. 6, Issue 3, pp 232-7. “Omega-3 Fatty Acids in Maternal Erythrocytes and Risk of Preeclampsia.”
http://www.ncbi.nlm.nih.gov/pubmed/7619928
National Institutes of Health: Fish Oil?
http://www.nlm.nih.gov/medlineplus/druginfo/natural/993.html
Lupus. October 1993. Vol. 2, No. 5, pp 319-323. “Fish Oil Derivates as a Prophylaxis of Recurrent Miscarriage Associated with Antiphospholipid Antibodies (APL). http://lup.sagepub.com/content/2/5/319.abstract