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

Values per 100 g.
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.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 39g | 40g | 20g | 510 |
| 1 oz (28 g) | 10.9g | 11.2g | 5.6g | 143 |
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
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 510 |
| Total carbs | 40g |
| Net carbs | 39g |
| Fiber | 1g |
| Sugar | 7g |
| Sugar alcohols | 0g |
| Protein | 20g |
| Fat | 31g |
| Sodium | 0mg |
| Potassium | 0mg |
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.
Similar foods
CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.







