Carbs in Rice Krispie Square

Rice Krispie Square (per 100 g) contains 77.3g total carbs, 77.3g net carbs, 9.1g fat, 4.5g protein, and 409 calories.

Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian

Rice Krispie Square
77.3g
Net carbs
77.3g
Total carbs
0g
Fiber
4.5g
Protein
9.1g
Fat
409
Calories

Values per 100 g.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)77.3g77.3g409
1 oz (28 g)21.6g21.6g115

Nutrition facts

NutrientAmount (per 100 g)
Calories409
Total carbs77.3g
Net carbs77.3g
Fiber0g
Sugar36.4g
Sugar alcohols0g
Protein4.5g
Fat9.1g
Sodium477mg
Potassium0mg

Source: Open Food Facts (Rice Krispies). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in rice krispie square?
Rice Krispie Square has 77.3g of total carbs and 77.3g of net carbs per 100 grams.
How many net carbs are in rice krispie square?
Rice Krispie Square has 77.3g of net carbs per 100 grams (total carbs 77.3g minus 0g fiber).
Is rice krispie square keto-friendly?
Rice Krispie Square has 77.3g 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 krispie square?
Rice Krispie Square has 409 calories per 100 grams.

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