Calories in White mushrooms, raw

Generic food Raw Vegetables

White mushrooms, raw contains 22 kcal per 100 g. A typical serving of 1 medium (18 g) provides about 4 kcal.

Roughly 46% of its calories come from carbohydrates, with 43% from protein and 11% from fat (estimated with general energy factors).

That is less energy than the typical item in vegetables and vegetable products on FoodFactly, where the median is 35 kcal per 100 g across 866 foods.

100 g provides 35% of the Daily Value for copper, 31% of the Daily Value for Riboflavin (B2) and 30% of the Daily Value for Pantothenic acid (B5).

These values are for the raw food. Cooking changes the water content and some nutrients, so cooked versions are listed separately below.

The data comes from USDA FoodData Central: SR Legacy.

22kcal per 100 g
3.1 gprotein
3.3 gcarbohydrates
0.34 gfat
4kcal in 1 medium (18 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories C 22 kcal
Total fat C 0.34 g 0.4%
Saturated fat C 0.05 g 0.3%
Trans fat Z 0 g
Cholesterol Z 0 mg 0%
Sodium C 5 mg 0.2%
Total carbohydrates C 3.3 g 1%
Dietary fiber C 1 g 4%
Total sugars C 2 g
Protein C 3.1 g 6%
Vitamin A ? 0 µg0%
Vitamin C C 2.1 mg2%
Vitamin D ? 0.2 µg1%
Vitamin E C 0.01 mg0.1%
Vitamin K M 0 µg0%
Thiamin (B1) C 0.081 mg7%
Riboflavin (B2) C 0.4 mg31%
Niacin (B3) C 3.6 mg23%
Pantothenic acid (B5) C 1.5 mg30%
Vitamin B6 C 0.1 mg6%
Folate (B9) C 17 µg4%
Vitamin B12 M 0.04 µg2%
Choline ? 17.3 mg3%
Calcium C 3 mg0.2%
Iron C 0.5 mg3%
Magnesium C 9 mg2%
Phosphorus C 86 mg7%
Potassium C 318 mg7%
Zinc C 0.52 mg5%
Copper C 0.32 mg35%
Manganese C 0.047 mg2%
Selenium C 9.3 µg17%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 43%Carbohydrates: 46%Fat: 11%22kcal / 100 g
  • Protein 43%
  • Carbohydrates 46%
  • Fat 11%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Vitamins and minerals, % Daily Value per 100 g

Copper35%Riboflavin (B2)31%Pantothenic acid (B5)30%Niacin (B3)23%Selenium17%Phosphorus7%Potassium7%Thiamin (B1)7%Vitamin B66%Zinc5%

Nutritional insights

  • Protein3.1 gin the top quarter of vegetables and vegetable products (median 2 g)
  • Fiber1 gin the lowest quarter of vegetables and vegetable products (median 2.2 g)
  • Sugars2 gbelow the median for vegetables and vegetable products (median 2.3 g)
  • Fat0.34 gabove the median for vegetables and vegetable products (median 0.3 g)
  • Saturated fat0.05 gbelow the median for vegetables and vegetable products (median 0.052 g)
  • Sodium5 mgin the lowest quarter of vegetables and vegetable products (median 36 mg)
  • Protein per 100 kcal14 gprotein density, useful for comparing foods with different calorie levels
  • Water92.5 gwater per 100 g, which largely explains differences between raw, cooked and dried forms

Full nutrient profile

Fats and cholesterol (2)
Monounsaturated fat C0 g
Polyunsaturated fat C0.16 g
Sugars and starch (7)
Starch M0 g
Sucrose M0 g
Glucose C1.5 g
Fructose C0.17 g
Lactose M0 g
Maltose M0 g
Galactose M0 g
Amino acids (18)
Tryptophan C0.035 g
Threonine C0.11 g
Isoleucine C0.076 g
Leucine C0.12 g
Lysine C0.11 g
Methionine C0.031 g
Cystine C0.012 g
Phenylalanine C0.085 g
Tyrosine C0.044 g
Valine C0.23 g
Arginine C0.078 g
Histidine C0.057 g
Alanine C0.2 g
Aspartic acid C0.2 g
Glutamic acid C0.34 g
Glycine C0.092 g
Proline C0.076 g
Serine C0.094 g
Individual fatty acids (32)
EPA (omega-3, 20:5 n-3) M0 g
DHA (omega-3, 22:6 n-3) M0 g
Linoleic acid (omega-6, 18:2) M0.16 g
SFA 4:0 ?0 g
SFA 6:0 ?0 g
SFA 8:0 M0 g
SFA 10:0 M0 g
SFA 12:0 M0 g
SFA 14:0 M0 g
SFA 16:0 M0.04 g
SFA 18:0 M0.01 g
SFA 20:0 M0 g
MUFA 18:1 M0 g
PUFA 18:3 M0 g
PUFA 20:4 M0 g
SFA 22:0 M0 g
MUFA 14:1 M0 g
MUFA 16:1 M0 g
PUFA 18:4 M0 g
MUFA 20:1 M0 g
MUFA 22:1 M0 g
PUFA 22:5 n-3 (DPA) M0 g
SFA 15:0 M0 g
SFA 17:0 M0 g
SFA 24:0 M0 g
MUFA 24:1 c M0 g
PUFA 20:2 n-6 c,c M0 g
MUFA 17:1 M0 g
PUFA 20:3 M0 g
MUFA 15:1 M0 g
PUFA 21:5 M0 g
PUFA 22:4 M0 g
Carotenoids (16)
Beta-carotene Z0 µg
Lycopene Z0 µg
Lutein + zeaxanthin Z0 µg
Retinol Z0 µg
Carotene, alpha Z0 µg
Vitamin D (D2 + D3), International Units C7 IU
Vitamin D2 (ergocalciferol) C0.2 µg
Vitamin D3 (cholecalciferol) M0 µg
Cryptoxanthin, beta Z0 µg
Tocopherol, beta C0.01 mg
Tocopherol, gamma C0.01 mg
Tocopherol, delta C0.01 mg
Tocotrienol, alpha C0.05 mg
Tocotrienol, beta C0 mg
Tocotrienol, gamma C0 mg
Tocotrienol, delta C0 mg
Sterols (3)
Stigmasterol M0 mg
Campesterol M2 mg
Beta-sitosterol M0 mg
Other components (14)
Water C92.5 g
Alcohol ?0 g
Caffeine Z0 mg
Ash C0.85 g
Theobromine Z0 mg
Energy C93 kJ
Vitamin A, IU ?0 IU
Vitamin K (Menaquinone-4) M0 µg
Vitamin K (Dihydrophylloquinone) M1 µg
Folic acid Z0 µg
Folate, food C17 µg
Betaine M9.4 mg
Vitamin E, added Z0 mg
Vitamin B-12, added Z0 µg

Other forms of White mushrooms

Raw, cooked, dried and processed versions are separate records with their own measured values.

FoodCaloriesProteinCarbsFat
Mushrooms, Chanterelle, raw Raw 32 1.5 g 6.9 g 0.53 g
Mushrooms, morel, raw Raw 31 3.1 g 5.1 g 0.57 g
Mushrooms, brown, italian, or crimini, raw Raw 22 2.5 g 4.3 g 0.1 g
Mushrooms, shiitake, stir-fried Cooked 39 3.5 g 7.7 g 0.35 g
Mushrooms, shiitake, dried Dried or dry 296 9.6 g 75.4 g 0.99 g
Mushrooms, shiitake, cooked, without salt Cooked 56 1.6 g 14.4 g 0.22 g
Mushrooms, white, cooked, boiled, drained, with salt Cooked 28 2.2 g 5.3 g 0.47 g
Mushrooms, brown, italian, or crimini, exposed to ultraviolet light, raw Raw 22 2.5 g 4.3 g 0.1 g
Mushrooms, oyster, raw Raw 33 3.3 g 6.1 g 0.41 g
Mushrooms, straw, canned, drained solids Canned 32 3.8 g 4.6 g 0.68 g
Mushrooms, shiitake, raw Raw 34 2.2 g 6.8 g 0.49 g
Mushrooms, portabella, grilled Cooked 29 3.3 g 4.4 g 0.58 g

Per 100 g. Calories in kcal. n/a: not reported by the source.

Foods with a similar nutritional profile

FoodCaloriesProteinCarbsFat
Zucchini, raw Raw 17 1.2 g 3.1 g 0.32 g
Asparagus, raw Raw 20 2.2 g 3.9 g 0.12 g
Cauliflower, raw Raw 25 1.9 g 5 g 0.28 g
Iceberg lettuce, raw Raw 14 0.9 g 3 g 0.14 g
Tomato, red, ripe, raw Raw 18 0.88 g 3.9 g 0.2 g
Spinach, raw Raw 23 2.9 g 3.6 g 0.39 g
Cucumber, with peel, raw Raw 15 0.65 g 3.6 g 0.11 g
Green bell pepper, raw Raw 20 0.86 g 4.6 g 0.17 g

Per 100 g. Calories in kcal. n/a: not reported by the source.

Compare: White mushrooms, raw vs Zucchini, rawWhite mushrooms, raw vs Asparagus, raw

Frequently asked questions

How many calories are in raw white mushrooms?

100 g of raw white mushrooms has 22 kcal. 1 medium (18 g): about 4 kcal. 1 slice (6 g): about 1 kcal. 1 small (10 g): about 2 kcal.

How much protein is in raw white mushrooms?

Raw white mushrooms contains 3.1 g of protein per 100 g (6% of the 50 g Daily Value), or 0.56 g in 1 medium (18 g). About 43% of its calories come from protein. Compared with other vegetables and vegetable products, that is among the highest quarter (median 2 g).

How many carbs are in raw white mushrooms?

Raw white mushrooms has 3.3 g of total carbohydrates per 100 g, including 1 g of fiber and 2 g of sugars.

How much fat is in raw white mushrooms?

Raw white mushrooms contains 0.34 g of fat per 100 g, of which 0.05 g is saturated (0.3% of the Daily Value).

What vitamins and minerals does raw white mushrooms contain?

Per 100 g, the most notable amounts relative to the Daily Value are copper (35% DV), Riboflavin (B2) (31% DV), Pantothenic acid (B5) (30% DV), Niacin (B3) (23% DV) and selenium (17% DV). The full list is in the vitamins and minerals table above.

How much sodium is in raw white mushrooms?

100 g contains 5 mg of sodium, 0.2% of the 2,300 mg Daily Value.

Does white mushrooms have the same nutrition raw and cooked?

No. Per 100 g, white mushrooms, raw has 22 kcal, while mushrooms, shiitake, stir-fried has 39 kcal. Cooking changes the water content, so always use the record that matches how you weigh the food.

Where does this nutrition data come from?

From USDA FoodData Central: SR Legacy, record dated April 1, 2019. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • USDA FoodData Central: SR Legacy, record 169251. License: CC0 1.0 (U.S. public domain). Source record dated April 1, 2019. Imported November 6, 2026.

Last updated: . Source description: "Mushrooms, white, raw". Data quality score: 100/100 (how it is calculated).

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.