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Kit Kat
Kit Kat by Nestlé provides 502 kcal per 100 g, with 49.6 g of sugars and 6.9 g of protein. That is 16% more sugar than the average product in this category. Its Nutri-Score is E and it is classified as NOVA 4 (ultra-processed food). It is listed in the Chocolate biscuity bars category. Contains: gluten, milk.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 1 bar (20.7 g)
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 502 kcal | 104 kcal | 507 | |
| Total fat | 24.3 g | 5 g | 6% | 26.7 −9% |
| Saturated fat | 13.8 g | 2.9 g | 14% | 14.7 −6% |
| Carbohydrates | 62.5 g | 12.9 g | 5% | 58.8 +6% |
| Total sugars | 49.6 g | 10.3 g | 42.8 +16% | |
| Added sugars | 0 g | 0 g | 0% | 36.7 −100% |
| Dietary fiber | 2.3 g | 0.5 g | 2% | 3.1 −26% |
| Protein | 6.9 g | 1.4 g | 3% | 6.6 |
| Salt | 0.2 g | 0 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.
Ingredients
sugar, WHEAT flour, whole MILK powder, cocoa mass, cocoa butter, vegetable fats (palm, shea, palm kernel, sal), whey powder product, skimmed MILK powder, emulsifier (lecithins), yeast, raising agent (sodium bicarbonate), glucose syrup, butterfat, natural flavourings
- Allergens
- GlutenMilk
Additives 3
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Serving size
- 1 bar (20.7 g)
- Sold in
- United Kingdom
- Barcode
- 8445291524545
Prices reported by shoppers
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Frequently asked questions
How many calories are in Kit Kat?
Kit Kat contains 502 kcal per 100 g and about 104 kcal per serving (1 bar (20.7 g)).
How much sugar is in Kit Kat?
Kit Kat has 49.6 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); it is in NOVA group 4 — ultra-processed food. Scores describe nutritional quality and processing, not suitability for your individual diet.
Is Kit Kat vegan?
Based on its ingredient list, it is not vegan.
What allergens does Kit Kat contain?
According to the label data it contains: Gluten, Milk. Recipes change — always check the package label.
Source: Open Food Facts (ODbL). Last updated September 24, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
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