Calories in 1 Fillet of Raw Skipjack Tuna

1 fillet of raw skipjack tuna (396 g) has 408 calories. That is 20% of a 2,000 calorie diet.

The calories come from 87 g of protein, 4 g of fat and 0 g of carbohydrates, a split of 91% protein, 9% fat and 0% carbs. For comparison, 2 fillets of raw skipjack tuna has 816 calories. Burning 408 calories takes about 73 minutes of brisk walking or 33 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.