Jamieson Extra Strength Omega-3 + MCT Oil is a KETO friendly purified blend of premium omega-3 fish oils with the added benefit of Medium Chain Triglyceride Oil. Formulated to effectively support brain and cardiovascular health with no fishy aftertaste or burp back! Jamieson’s latest omega nutrition features a premium fish oil that is purified to remove toxins and impurities and finished with natural lemon essence to ensure a fish-free experience. Jamieson Fish Oils are Sustainably Sourced!