Goldfish

Goldfish by Pepperidge Farm has 465 kcal per 100 g. One serving (43 g) is about 200 kcal.

Goldfish contains 11.6 g of protein per 100 g — about 5 g per 43 g serving.

Yes — 11.6 g of protein per 100 g, supplying 10% of its calories. That makes it a good protein source.

Yes — only 0 g of sugar per 100 g. Most of its 65.1 g of carbs come from starch and fiber rather than sugar.

Yes — 837.2 mg of sodium per 100 g, about 36% 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 (465 kcal), saturated fat (3.5 g), sodium (837.2 mg); points in favor come from protein (11.6 g). Overall that places it in band C.

About 22 g of Goldfish equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 465 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 232 kcal.