Mayonnaise

Mayonnaise by Knorr has 630 kcal per 100 g. One serving (15 g) is about 94 kcal.

Mayonnaise contains 0.9 g of protein per 100 g — about 0.1 g per 15 g serving.

With 3.5 g total carbs (about 3.5 g net carbs) per 100 g, it fits low-carb and keto eating patterns in normal portions.

It has 5.5 g of saturated fat per 100 g — 28% of the daily value, which counts as high.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from calorie density (630 kcal), saturated fat (5.5 g). Overall that places it in band D.

About 16 g of Mayonnaise equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 630 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 315 kcal.

Per 100 g it has 3.5 g sugar and 69 g fat (5.5 g saturated). Fat provides 97% of its calories, so portion size matters most here.