View full-size photo · Photo: Open Food Facts contributors, CC BY-SA
Frosted Flakes
Frosted Flakes by Kellogg's provides 351 kcal per 100 g, with 32.4 g of sugars and 5.4 g of protein. That is 81% 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 Crunchy cereal clusters category and comes in a 28.5 oz pack.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 1 Cup (37g) Cereal (37 g)
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 351 kcal | 130 kcal | 436 −19% | |
| Total fat | 0 g | 0 g | 0% | 15.9 −100% |
| Saturated fat | 0 g | 0 g | 0% | 4.2 −100% |
| Carbohydrates | 89.2 g | 33 g | 12% | 61.2 +46% |
| Total sugars | 32.4 g | 12 g | 17.9 +81% | |
| Added sugars | 32.4 g | 12 g | 24% | 15.7 +107% |
| Dietary fiber | 2.7 g | 1 g | 4% | 9.2 −71% |
| Protein | 5.4 g | 2 g | 4% | 10.4 −48% |
| Salt | 1.3 g | 0.5 g | 0.4 +255% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 106 Crunchy cereal clusters products on Foodmetria.
Serving size from the US product label in USDA FoodData Central, label data from October 2023. Other values: Open Food Facts.
Compared with other crunchy cereal clusters
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
Milled corn, sugar, malt flavor, salt, iron (ferric phosphate), niacinamide, vitamin B6 (pyridoxine hydrochloride), vitamin B2 (riboflavin), vitamin B1 (thiamin hydrochloride), folic acid, vitamin D3, vitamin B12.
Product details
- Quantity
- 28.5 oz
- Serving size
- 1 Cup (37g) Cereal (37 g)
- Sold in
- United States
- Barcode
- 0038000270116
Prices reported by shoppers
Loading prices…
Frequently asked questions
How many calories are in Frosted Flakes?
Frosted Flakes contains 351 kcal per 100 g and about 130 kcal per serving (1 Cup (37g) Cereal (37 g)).
How much sugar is in Frosted Flakes?
Frosted Flakes has 32.4 g of sugars per 100 g, which is considered high by UK front-of-pack guidelines.
Is Frosted Flakes 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.
Source: Open Food Facts (ODbL). Last updated July 6, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
Reviews
Compare & rankings
Healthier alternatives
Best in category →Same category, meaningfully better on at least one measure and no worse on the others. Each card shows what improves.
More crunchy cereal clusters
View all →
c NOVA 4 
c NOVA 4 
c NOVA 4 
b NOVA 4 
d NOVA 3 
d NOVA 4 More from Kellogg's
View all →
d NOVA 3 
d NOVA 4 
c NOVA 3 
e NOVA 4 
c NOVA 4 
e NOVA 4