Supercoffee

Supercoffee by Caffeine Army has 490 kcal per 100 g. One serving (10 g) is about 49 kcal.

Supercoffee contains 20 g of protein per 100 g — about 2 g per 10 g serving.

Yes — 20 g of protein per 100 g, supplying 16% of its calories. That makes it an excellent protein source.

Yes — only 0 g of sugar per 100 g. Most of its 13 g of carbs come from starch and fiber rather than sugar.

It has 26 g of saturated fat per 100 g — 130% of the daily value, which counts as high.

Yes — just 100 mg per 100 g (4% of the daily value), which qualifies as low sodium.

It provides 3 g of fiber per 100 g — 11% of the daily value.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from calorie density (490 kcal), saturated fat (26 g); points in favor come from fiber (3 g), protein (20 g). Overall that places it in band C.