Fish oil rich in omega-3s helped reverse insulin resistance and improve blood sugar control in non-obese diabetic rats. By calming inflammation and reshaping immune cell activity, it revealed a surprising new avenue for tackling type 2 diabetes. Credit: Shutterstock Fish oil may have a surprising role in the fight against insulin resistance, especially in a form of type 2 diabetes that is often overlooked. A Brazilian study published in Nutrients found that omega-3 fatty acids from fish oil