Carbs in Overnight Oats

Overnight Oats (per 100 g) contains 21.8g total carbs, 18.3g net carbs, 7.7g fat, 5.3g protein, and 171 calories.

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

Overnight Oats
18.3g
Net carbs
21.8g
Total carbs
3.5g
Fiber
5.3g
Protein
7.7g
Fat
171
Calories

Values per 100 g.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)18.3g21.8g171
1 oz (28 g)5.1g6.1g48

Nutrition facts

NutrientAmount (per 100 g)
Calories171
Total carbs21.8g
Net carbs18.3g
Fiber3.5g
Sugar6.5g
Sugar alcohols0g
Protein5.3g
Fat7.7g
Sodium62mg
Potassium0mg

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

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Frequently asked questions

How many carbs are in overnight oats?
Overnight Oats has 21.8g of total carbs and 18.3g of net carbs per 100 grams.
How many net carbs are in overnight oats?
Overnight Oats has 18.3g of net carbs per 100 grams (total carbs 21.8g minus 3.5g fiber).
Is overnight oats keto-friendly?
Overnight Oats has 18.3g 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 overnight oats?
Overnight Oats has 171 calories per 100 grams.

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