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Kit Kat
Kit Kat by Nestlé provides 520 kcal per 100 g, with 49.2 g of sugars and 6.8 g of protein. That is 15% more sugar than the average product in this category. Its Nutri-Score is E. It is listed in the Chocolate biscuity bars category.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 45 g
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 520 kcal | 234 kcal | 507 | |
| Total fat | 27.7 g | 12.5 g | 16% | 26.7 |
| Saturated fat | 15.5 g | 7 g | 35% | 14.7 +6% |
| Carbohydrates | 60 g | 27 g | 10% | 58.8 |
| Total sugars | 49.2 g | 22.1 g | 42.8 +15% | |
| Dietary fiber | 1.9 g | 0.9 g | 3% | 3.1 −39% |
| Protein | 6.8 g | 3.1 g | 6% | 6.6 |
| Salt | 0.2 g | 0.1 g | 0.3 −33% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 169 Chocolate biscuity bars products on Foodmetria.
Compared with other chocolate biscuity bars
Bar shows the share of products in this category that contain less of the nutrient.
Product details
- Serving size
- 45 g
- Sold in
- France
- Barcode
- 7613035024267
Prices reported by shoppers
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Frequently asked questions
How many calories are in Kit Kat?
Kit Kat contains 520 kcal per 100 g and about 234 kcal per serving (45 g).
How much sugar is in Kit Kat?
Kit Kat has 49.2 g of sugars per 100 g, which is considered high by UK front-of-pack guidelines.
Is Kit Kat healthy?
It has a Nutri-Score of E (A is best, E is worst). Scores describe nutritional quality and processing, not suitability for your individual diet.
Source: Open Food Facts (ODbL). Last updated March 21, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
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