TempoLife › Calorie database › Vegetables › Mushrooms
Mushrooms calories and nutrition facts
100 grams of mushrooms contains 22 calories, with 3.1 g of protein, 3.3 g of carbohydrate and 0.3 g of fat. It provides 1 g of fiber and 2 g of sugar per 100 g. Most of its calories come from carbohydrate.
Mushrooms are savoury bulk: a whole cup of raw slices costs about 15 calories while adding the umami depth that makes leaner cooking taste finished. They are sponges in the pan — they drink oil and release water — so the fat you fry them in is the real number. Log the mushrooms freely.
Where the calories come from
Protein 44% Carbs 47% Fat 9%
How mushrooms compares
Per 100 g, against the closest vegetables in this database.
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Mushrooms | 22 kcal | 3.1 g | 3.3 g | 0.3 g |
| Broccoli raab | 22 kcal | 3.2 g | 2.9 g | 0.5 g |
| Spinach, boiled | 23 kcal | 3 g | 3.8 g | 0.3 g |
| Spinach | 23 kcal | 2.9 g | 3.6 g | 0.4 g |
| Pumpkin leaves, cooked | 21 kcal | 2.7 g | 3.4 g | 0.2 g |
Nutrition facts for mushrooms
| Nutrient | Per 100 g | Per 1 cup |
|---|---|---|
| Calories | 22 kcal | 15 kcal |
| Protein | 3.1 g | 2 g |
| Carbohydrate | 3.3 g | 2 g |
| Fat | 0.3 g | 0 g |
| Fiber | 1 g | 1 g |
| Sugar | 2 g | 1 g |
| Saturated fat | 0.1 g | 0 g |
| Salt | 0 g | 0 g |
Print an EU-style nutrition label for mushrooms — per 100 g and per portion.
Vitamins and minerals in mushrooms
Per 100 g, highest share of the Daily Value first. %DV = the adult Daily Value (FDA reference). USDA reference data — not medical advice.
| Nutrient | Per 100 g | %DV |
|---|---|---|
| Copper | 0.32 mg | 36% |
| Riboflavin (B2) | 0.4 mg | 31% |
| Niacin (B3) | 3.6 mg | 23% |
| Selenium | 9.3 µg | 17% |
| Phosphorus | 86 mg | 7% |
| Potassium | 318 mg | 7% |
| Thiamin (B1) | 0.08 mg | 7% |
| Vitamin B6 | 0.1 mg | 6% |
See the richest foods per nutrient in the nutrient toplists.
Calories in common mushrooms servings
How many calories in a portion of mushrooms — reference serving estimates with the gram weight shown.
| Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 1 slice (6 g) | 1.3 kcal | 0.2 g | 0.2 g | 0 g |
| 1 small (10 g) | 2.2 kcal | 0.3 g | 0.3 g | 0 g |
| 1 medium (18 g) | 4 kcal | 0.6 g | 0.6 g | 0.1 g |
| 1 cup, pieces or slices (70 g) | 15 kcal | 2 g | 2 g | 0 g |
| 100 g (100 g) | 22 kcal | 3 g | 3 g | 0 g |
Log mushrooms in one tap
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Frequently asked questions
How many calories are in mushrooms?
Mushrooms has 22 calories per 100 grams. A typical serving of 1 cup (70 g) has about 15 calories.
How much protein is in mushrooms?
Mushrooms contains 3.1 g of protein per 100 g, or about 2 g per 1 cup.
How much sugar is in mushrooms?
Mushrooms contains 2 g of sugar per 100 g. Nutrition values are reference figures; brands and preparation change the real amount, so weigh and log what you actually eat.
Is mushrooms low in carbs?
Yes by the numbers: Mushrooms has 3.3 g of carbohydrate per 100 g. People following low-carb or keto approaches often include foods in this range — portion size and your own plan still decide.
Are these mushrooms calories exact?
No. These are per-100-gram reference values from the USDA FoodData Central SR Legacy source family. Portion size, ripeness, cut and cooking method all change the real number, so treat them as an estimate and log your own portion.
Related foods
Source: USDA FoodData Central SR Legacy #169251 (2018-04 release). US Government work — public domain in the United States. Reference values per 100 g edible portion.
