1 This condition is caused by malfunctioning of the stomach muscles; and is treated with medication to stimulate the muscles. 2  Celiac disease or gluten intolerance is another common digestive system disease. 3  It is a type of autoimmune disease that affects the small intestine.ommon Digestive Diseases. As mentioned above, the organs of the digestive system may develop different medical conditions. While some of them affect a particular organ or a part of that organ, some others affect more than one organ of the system.
Fish oil, omega-3: A class of fatty acids found in fish oils, especially from salmon and other cold-water fish, that acts to lower the levels of cholesterol and LDL (low-density lipoproteins) in the blood. Omega-3 fish oil is therefore thought to be a neutraceutical, a food that provides health benefits.
Both fish oil and flaxseed oil contain omega 3 fatty acids. However, they contain different types of omega 3 fatty acids. And, while all omega 3s are considered healthy, the majority of studies on omega 3s have focused on the kinds in fish oil, eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA).enefits of Fish Oil in Your Diet-If you are confused about flaxseed oil, omega 3s, or fish oil supplements you are not alone. Both fish oil and flaxseed oil contain omega 3 fatty acids. EPA and DHA are cardio protective â meaning they are good for the heart.