Fish oil components may not benefit everyone’s heart

Omega-3 fatty acids don't improve cardiovascular risk factors in type 2 diabetes patients

Ingredients in fish oil widely considered to have heart-healthy powers may not deliver in some people. People with type 2 diabetes, including many with a history of heart disease or hypertension, don’t seem to get a cardiovascular benefit from omega-3 fatty acids, the key ingredients in fish oil, researchers report June 11 in the New England Journal of Medicine.