Carbs in Rice Krispies Cereal
Rice Krispies Cereal (per 100 g) contains 23.1g total carbs, 20.4g net carbs, 1g fat, 2g protein, and 110 calories.
Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian

20.4g
Net carbs
23.1g
Total carbs
2.7g
Fiber
2g
Protein
1g
Fat
110
Calories
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 20.4g | 23.1g | 2g | 110 |
| 1 oz (28 g) | 5.7g | 6.5g | 0.6g | 31 |
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 110 |
| Total carbs | 23.1g |
| Net carbs | 20.4g |
| Fiber | 2.7g |
| Sugar | 1g |
| Sugar alcohols | 0g |
| Protein | 2g |
| Fat | 1g |
| Sodium | 160mg |
| Potassium | 0mg |
Source: Open Food Facts (Kellogg’s). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
Log rice krispies cereal in one tap
Snap a photo and CarbMeNot's AI logs the carbs, protein, and fat automatically.
Frequently asked questions
- How many carbs are in rice krispies cereal?
- Rice Krispies Cereal has 23.1g of total carbs and 20.4g of net carbs per 100 grams.
- How many net carbs are in rice krispies cereal?
- Rice Krispies Cereal has 20.4g of net carbs per 100 grams (total carbs 23.1g minus 2.7g fiber).
- Is rice krispies cereal keto-friendly?
- Rice Krispies Cereal has 20.4g net carbs per 100g, which is high for keto. Enjoy it in small portions or save it for higher-carb days.
- How many calories are in rice krispies cereal?
- Rice Krispies Cereal has 110 calories per 100 grams.



