21. Should I take cod liver oil, echinacea, vitamin A, vitamin C and vitamin E too? 22. Now and then I go off the cod liver oil and the pain comes back. 23. Some Norwegians believe drinking whale oil offers health benefits similar to those of cod liver oil. 24. A : YOUR son is on many of the right supplements-garlic, cod liver and castor oil. 25. A : YES, it would be a good idea to take cod liver oil and echinacea. 26. Diets supplemented with cod liver oil have also been demonstrated to have beneficial effects on psoriasis. 27. He later added, " I probably should have used cod liver oil instead of tequila ." 28. Earlier trials showed that they would follow odor trails from sponges soaked in cod liver oil. 29. The tonic was a non-alcoholic mix made of cod liver oil and had a licorice taste. 30. The students take cod liver oil every morning.