Carbs in Mushroom
Keto-friendlyMushroom (per 100 g) contains 3g total carbs, 2g net carbs, 0g fat, 3g protein, and 21 calories.
Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian
2g
Net carbs
3g
Total carbs
1g
Fiber
3g
Protein
0g
Fat
21
Calories
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 cup sliced | 1.4g | 2.1g | 2.1g | 15 |
| 100 g (3.5 oz) | 2g | 3g | 3g | 21 |
| 1 oz (28 g) | 0.6g | 0.8g | 0.8g | 6 |
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 21 |
| Total carbs | 3g |
| Net carbs | 2g |
| Fiber | 1g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 3g |
| Fat | 0g |
| Sodium | 0mg |
| Potassium | 0mg |
Source: Open Food Facts (MG Alimentos). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in mushroom?
- Mushroom has 3g of total carbs and 2g of net carbs per 100 grams.
- How many net carbs are in mushroom?
- Mushroom has 2g of net carbs per 100 grams (total carbs 3g minus 1g fiber).
- Is mushroom keto-friendly?
- Yes — with 2g net carbs per 100g, mushroom fits a ketogenic diet in normal portions.
- How many calories are in mushroom?
- Mushroom has 21 calories per 100 grams.
- How many carbs are in 1 cup sliced of mushroom?
- 1 cup sliced of mushroom (70g) has about 1.4g net carbs, 2.1g total carbs, and 15 calories.
