Shellz

Shellz by No sugar company has 368 kcal per 100 g. One serving (19 g) is about 70 kcal.

Shellz contains 10.5 g of protein per 100 g — about 2 g per 19 g serving.

Yes — 10.5 g of protein per 100 g, supplying 11% of its calories. That makes it a good protein source.

It has 21.1 g of saturated fat per 100 g — 106% of the daily value, which counts as high.

It provides 21.1 g of fiber per 100 g — 75% of the daily value, making it a high-fiber food.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from calorie density (368 kcal), saturated fat (21.1 g); points in favor come from fiber (21.1 g), protein (10.5 g). Overall that places it in band C.

About 27 g of Shellz equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 368 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 184 kcal.