Carbs in 1 Slice Whole Wheat Toast
How many carbs are in 1 slice whole wheat toast?
1 Slice Whole Wheat Toast has 68.9g net carbs per 100g — 73g total carbs minus 4.1g fiber — plus 9.1g protein, 7.4g fat, and 403 calories. That makes 1 slice whole wheat toast high in net carbs and higher than the typical breads and grain, which averages about 45.2g net carbs per 100g. At this carb count, 1 slice whole wheat toast 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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1 Slice Whole Wheat Toast runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor
Values per 100 g.
Is 1 slice whole wheat toast keto-friendly?
1 Slice Whole Wheat Toast is generally not keto-friendly. It has 68.9g net carbs per 100g (73g total carbs − 4.1g 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) | 68.9g | 73g | 9.1g | 403 |
| 1 oz (28 g) | 19.3g | 20.4g | 2.5g | 113 |
How many calories are in 1 slice whole wheat toast?
1 Slice Whole Wheat Toast has 403 calories per 100g. That's alongside 9.1g protein, 7.4g fat, and 68.9g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 403 |
| Total carbs | 73g |
| Net carbs | 68.9g |
| Fiber | 4.1g |
| Sugar | 7.4g |
| Sugar alcohols | 0g |
| Protein | 9.1g |
| Fat | 7.4g |
| Sodium | 400mg |
| Potassium | 0mg |
Source: Open Food Facts (La Vie Claire). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in 1 slice whole wheat toast?
- 1 Slice Whole Wheat Toast has 73g of total carbs and 68.9g of net carbs per 100 grams.
- How many net carbs are in 1 slice whole wheat toast?
- 1 Slice Whole Wheat Toast has 68.9g of net carbs per 100 grams (total carbs 73g minus 4.1g fiber).
- Is 1 slice whole wheat toast keto-friendly?
- 1 Slice Whole Wheat Toast is generally not keto-friendly. It has 68.9g net carbs per 100g (73g total carbs − 4.1g 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 1 slice whole wheat toast?
- 1 Slice Whole Wheat Toast has 403 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.