EPA and DHA are primarily found in certain fish. ALA (alpha-linolenic acid), another omega-3 fatty acid, is found in plant sources such as nuts and seeds. Not only does your body need these fatty acids to function, but also they have many health benefits. The Medi-Lean range has a Fish as well as a Flax seed Omega available. The HCG Protocol is a no fat diet, so it one important to use one of these products to prevent deficiencies.