Cheerios

Cheerios by UNCLE TOBYS has 387 kcal per 100 g. One serving (30 g) is about 116 kcal.

Cheerios contains 3.8 g of protein per 100 g — about 1.1 g per 30 g serving.

Yes — carbohydrates provide 80% of its calories (76.7 g per 100 g, of which 14.6 g is sugar). It also delivers 7.1 g of fiber.

It provides 7.1 g of fiber per 100 g — 25% 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 (387 kcal), sugar (14.6 g); points in favor come from fiber (7.1 g). Overall that places it in band B.

About 26 g of Cheerios equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 387 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 194 kcal.

It is a good source: 400 mg per 100 g, about 31% of the daily value. A 200 g portion covers roughly 62%.