Potato Chips

Potato Chips by Lay's has 551 kcal per 100 g. One serving (30 g) is about 165 kcal.

Potato Chips contains 6.2 g of protein per 100 g — about 1.9 g per 30 g serving.

Yes — only 1 g of sugar per 100 g. Most of its 52 g of carbs come from starch and fiber rather than sugar.

Yes — 480 mg of sodium per 100 g, about 21% of the daily value.

It provides 4.2 g of fiber per 100 g — 15% 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 (551 kcal), saturated fat (4.2 g), sodium (480 mg); points in favor come from fiber (4.2 g). Overall that places it in band C.

About 18 g of Potato Chips equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 551 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 276 kcal.