Does canned fish like tuna and salmon have the same nutritional value as fresh fish?
Yes, fresh and canned fish have roughly the same nutritional value, according to experts and the United States Department of Agriculture’s National Nutrient Database. And whether to eat one over the other isn’t an obvious choice, because each has advantages and disadvantages, said Alice Lichtenstein, a professor at Tufts University’s Friedman School of Nutrition Science and Policy.