Carbs in Wendy'S Double Stack

How many carbs are in wendy's double stack?

Wendy'S Double Stack has 39g net carbs per 100g — 40g total carbs minus 1g fiber — plus 20g protein, 31g fat, and 510 calories. That makes wendy's double stack high in net carbs and higher than the typical fast-food item, which averages about 26.5g net carbs per 100g. At this carb count, wendy's double stack is best limited to small portions on keto (usually 20–50g net carbs per day). 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

Wendy'S Double Stack
39g
Net carbs
40g
Total carbs
1g
Fiber
20g
Protein
31g
Fat
510
Calories

Values per 100 g.

Is wendy's double stack keto-friendly?

Not really

Wendy'S Double Stack is generally not keto-friendly. It has 39g net carbs per 100g (40g total carbs − 1g fiber). On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)39g40g510
1 oz (28 g)10.9g11.2g143

How many calories are in wendy's double stack?

Wendy'S Double Stack has 510 calories per 100g. That's alongside 20g protein, 31g fat, and 39g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories510
Total carbs40g
Net carbs39g
Fiber1g
Sugar7g
Sugar alcohols0g
Protein20g
Fat31g
Sodium0mg
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 wendy's double stack?
Wendy'S Double Stack has 40g of total carbs and 39g of net carbs per 100 grams.
How many net carbs are in wendy's double stack?
Wendy'S Double Stack has 39g of net carbs per 100 grams (total carbs 40g minus 1g fiber).
Is wendy's double stack keto-friendly?
Wendy'S Double Stack is generally not keto-friendly. It has 39g net carbs per 100g (40g total carbs − 1g fiber). On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
How many calories are in wendy's double stack?
Wendy'S Double Stack has 510 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.