Calories in 300g of Raw King Mackerel

300g of raw king mackerel (300 g) has 315 calories. That is 16% of a 2,000 calorie diet.

The calories come from 61 g of protein, 6 g of fat and 0 g of carbohydrates, a split of 82% protein, 18% fat and 0% carbs. For comparison, 200g of raw king mackerel has 210 and 400g of raw king mackerel has 420 calories. Burning 315 calories takes about 56 minutes of brisk walking or 25 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.