Krill oil is exacted from crustaceans that live in the ice- cold waters near Antarctica whereas fish oil is extracted from tissues of fatty fish like salmons sardines. Both contain omega 3 fatty acids namely EPA and DHA along with nutrients like iodine and selenium. These nutrients are of high value in healing a number of health conditions ranging from cardiovascular problems brain and neurodegenerative disorders depression and inflammatory diseases like cancer arthritis and IBS. But which is a better one? Luke Coutinho Integrative and Lifestyle Medicine - Holistic Nutrition and Founder of PureNutrition.me helps us in finding out. Major between krill oil and fish