Dark 100%

Dark 100% by Hotel Chocolat has 634 kcal per 100 g.

Dark 100% contains 13.5 g of protein per 100 g.

Yes — 13.5 g of protein per 100 g, supplying 9% of its calories. That makes it a good protein source.

Yes — only 0.5 g of sugar per 100 g. Most of its 20.7 g of carbs come from starch and fiber rather than sugar.

It has 33 g of saturated fat per 100 g — 165% of the daily value, which counts as high.

Yes — just 40 mg per 100 g (2% of the daily value), which qualifies as low sodium.

It provides 5.3 g of fiber per 100 g — 19% 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 (634 kcal), saturated fat (33 g); points in favor come from fiber (5.3 g), protein (13.5 g). Overall that places it in band C.