Omega-3 and Type 2 Diabetes: What Science Really Says
Omega-3 and Type 2 Diabetes in Britain: What the Evidence Says (Including 2025 Update) Omega-3 from oily fish may help protect against diabetes complications / Freepik Omega-3 fatty acids, found in oily fish and some plant oils, are often promoted as a helpful addition to diets. But when it comes to type 2 diabetes, what does current research tell us—especially in the UK? In this article, we’ll explore what recent high-quality studies say about whether omega-3 helps prevent or manage type 2 diabetes. What Are Omega-3s and Why Are They Important? Omega-3 fatty acids are a type of polyunsaturated fat (PUFA). They include: Long-chain omega-3s: eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), mostly from oily fish like salmon, mackerel, sardines. Short-chain omega-3: α-linolenic acid (ALA), found in plant sources such as flaxseed, chia, ...