Carbs in Onions Sauteed

Keto-friendly

How many carbs are in onions sauteed?

Onions Sauteed has 6.7g net carbs per 100g — 10g total carbs minus 3.3g fiber — plus 3.3g protein, 21.7g fat, and 250 calories. That makes onions sauteed relatively low in net carbs and lower than the typical vegetable, which averages about 17.9g net carbs per 100g. With this carb count, onions sauteed fits a keto or low-carb diet (usually 20–50g net carbs per day) in normal portions. Values are per per 100 g, sourced from Open Food Facts; net carbs are computed by CarbMeNot.

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Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Onions Sauteed
6.7g
Net carbs
10g
Total carbs
3.3g
Fiber
3.3g
Protein
21.7g
Fat
250
Calories

Values per 100 g.

Is onions sauteed keto-friendly?

Yes, in moderation

Yes, onions sauteed can fit a keto diet in moderate portions. It has 6.7g net carbs per 100g (10g total carbs − 3.3g fiber). On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other vegetables and meals.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)6.7g10g250
1 oz (28 g)1.9g2.8g70

How many calories are in onions sauteed?

Onions Sauteed has 250 calories per 100g. That's alongside 3.3g protein, 21.7g fat, and 6.7g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories250
Total carbs10g
Net carbs6.7g
Fiber3.3g
Sugar0g
Sugar alcohols0g
Protein3.3g
Fat21.7g
Sodium667mg
Potassium0mg

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

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Frequently asked questions

How many carbs are in onions sauteed?
Onions Sauteed has 10g of total carbs and 6.7g of net carbs per 100 grams.
How many net carbs are in onions sauteed?
Onions Sauteed has 6.7g of net carbs per 100 grams (total carbs 10g minus 3.3g fiber).
Is onions sauteed keto-friendly?
Yes, onions sauteed can fit a keto diet in moderate portions. It has 6.7g net carbs per 100g (10g total carbs − 3.3g fiber). On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other vegetables and meals.
How many calories are in onions sauteed?
Onions Sauteed has 250 calories per 100 grams.

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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.