Question: how many carbs in canned tuna fish?
Answer: Tuna Nutrition Facts The most common (and affordable) type of tuna you see in stores is canned tuna. While sources can differ in serving sizes, one 2 ounce serving of canned chunky, light tuna includes 50 calories, 1 gram of fat, less than 1 gram of carbs and 10 grams of protein[*].