Extra Large King Prawns

Extra Large King Prawns by Waitrose has 71 kcal per 100 g.

Extra Large King Prawns contains 16.2 g of protein per 100 g.

Yes — 16.2 g of protein per 100 g, supplying 89% of its calories. That makes it a good protein source.

With 0.9 g total carbs (about 0.4 g net carbs) per 100 g, it fits low-carb and keto eating patterns in normal portions.

Yes — 600 mg of sodium per 100 g, about 26% of the daily value.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from sodium (600 mg); points in favor come from protein (16.2 g). Overall that places it in band B.

About 141 g of Extra Large King Prawns equals 100 kcal. It is a relatively low energy-density food, so portions can be generous.

Per 100 g it has 0.5 g sugar and 0.5 g fat (0.1 g saturated). Fat provides 6% of its calories, so portion size matters most here.