Mackerel Fillets

Mackerel Fillets by morrisons has 306 kcal per 100 g. One serving (100 g) is about 306 kcal.

Mackerel Fillets contains 15.4 g of protein per 100 g — about 15.4 g per 100 g serving.

Yes — 15.4 g of protein per 100 g, supplying 20% of its calories. That makes it a good protein source.

With 1 g total carbs (about 0.9 g net carbs) per 100 g, it fits low-carb and keto eating patterns in normal portions.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from saturated fat (3.8 g); points in favor come from protein (15.4 g). Overall that places it in band C.

About 33 g of Mackerel Fillets equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Per 100 g it has 0.1 g sugar and 26.7 g fat (3.8 g saturated). Fat provides 79% of its calories, so portion size matters most here.