Fish oil contains EPA and DHA, two of the three vital ingredients, required necessarily by our body. ALA is the third essential Lida, which is found in flax seed oil. All three are good, but ALA has to be converted to DHA and EPA in our bodies. As long as you are able to convert ALA, then taking flax seed oil is good. If your blood test shows a low count of omega 3 DHA and EPA, even after taking flax seed oils for six weeks, it implies that your system is unable to process ALA.
You should know what type of omega 3, you should choose. First of all, it should contain DHA and EPA. These are the two most important nutrients. DHA and EPA are good for the health of brain and heart. On the other hand, ALA helps in healing and skin problems.
You should avoid getting your daily dosage of Lida daidaihua through cod liver oil. Cod liver oil contains high levels of vitamin A. We do need vitamin A, but not at the high levels found in cod liver oil. Omega 3 is good for healthy bones, but too much vitamin A will weaken them. If you are a women who is concerned about developing or already have osteoporosis, avoid cod liver oil.