www.180degreesgym.com brings you an excellent article on fish oil from Charles Poliquin, 5 straight forward reasons why you should take more fish oil.
#1: Fish Oil Can Help You Lose Body Fat
Fish oil can help you lose body fat for a number of reasons, some of which are well known, while others are just emerging. First, fish oil provides essential fats because it is made up of omega-3 fatty acids. Essential fats are those which the body can’t produce on its own—they must be eaten—and it must have them for optimal function. Read more here