Affiliate links on this page — disclosure. As an Amazon Associate, CJ Affiliate, and AWIN publisher we earn from qualifying purchases.

How Many Calories in Mushrooms, Shiitake, Raw?

Nutrition data reviewed against USDA FoodData Central and Public Health England guidance by our editorial team. Last reviewed: 5 September 2026.

Fact-checked against original USDA source data by our editorial team.

CIRCLEDNA

Circle DNA Nutrition & Diet Report

Find out how your genes affect the way your body processes nutrients, carbs and fat. DNA-personalised diet plan based on 500+ genetic markers.

Get Your DNA Nutrition Report →
34
calories per 100g
6 calories per 1 piece whole (19g)
2.2gProtein
6.8gCarbs
0.5gFat
2.5gFibre

Affiliate links:

⚖ Kitchen Scales

Quick reference — common serving sizes

AmountCaloriesProtein
1 oz (28g)10 kcal0.6g
100g34 kcal2.2g
1 piece whole6 kcal0.4g
grams
34kcal
2.2gprotein
6.8gcarbs
0.5gfat
2.5gfibre

A mushrooms, shiitake, raw contains 34 calories per 100g. A typical 1 piece whole (19g) provides about 6 calories. Mushrooms, Shiitake, Raw is low in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.

Mushrooms, Shiitake, Raw Nutrition Facts

NutrientPer 100gPer serving (19g)
Calories34 kcal6 kcal
Protein2.2g0.4g
Carbohydrates6.8g1.3g
of which Sugars2.4g0.5g
Fat0.5g0.1g
of which Saturates0.0g0.0g
Fibre2.5g0.5g
Sodium9.0mg2mg
Potassium304.0mg58mg
Calcium2.0mg0mg
Iron0.4mg0.1mg
Vitamin C0.0mg0.0mg
Vitamin A0.0µg0µg
Selenium5.7µg1µg
Riboflavin (B2)0.2mg0.0mg

% of Daily Value (per 100g)

Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.

Useful for tracking mushrooms, shiitake, raw

As an Amazon Associate and affiliate partner we earn from qualifying purchases and other referrals. Disclosure ›

AMAZON

Vegetable Chopper

Prep veg in seconds.

Check Price →
AMAZON

Steamer Basket

Keeps more nutrients than boiling.

Check Price →

Have a cat or dog? Check whether mushrooms, shiitake, raw is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out mushrooms, shiitake, raw for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.

Good to know

Cooking method matters here too — boiling can leach some water-soluble vitamins into the cooking water, while steaming or roasting tends to retain more.

Does mushrooms, shiitake, raw fit your diet?

Weight management

At 34 calories per 100g, mushrooms, shiitake, raw is calorie-light relative to its volume, which can help keep a meal within a calorie target without needing very small portions.

Frequently Asked Questions

How many calories in mushrooms, shiitake, raw per 100g?

Mushrooms, Shiitake, Raw contains 34 calories per 100g, based on USDA reference data.

Is mushrooms, shiitake, raw high in calories?

A 1 piece whole of mushrooms, shiitake, raw (19g) has around 6 calories — roughly 0% of a 2,000-calorie daily intake.

Is mushrooms, shiitake, raw good for weight loss?

At 34 calories per 100g, mushrooms, shiitake, raw is relatively low in calories and can fit well into a weight-loss diet. A 1 piece whole provides about 6 calories.

How much protein is in mushrooms, shiitake, raw?

Mushrooms, Shiitake, Raw contains 2.2g of protein per 100g.

Is mushrooms, shiitake, raw a good source of fibre?

Mushrooms, Shiitake, Raw is relatively low in fibre at 2.5g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.

How does mushrooms, shiitake, raw compare to balsam-pear (bitter gourd), leafy tips, cooked, boiled?

Mushrooms, Shiitake, Raw has 34 calories per 100g, close to balsam-pear (bitter gourd), leafy tips, cooked, boiled at 34 — 0 calories fewer per 100g. See the full macro breakdown above.

How many servings of mushrooms, shiitake, raw for 20g of protein?

With 2.2g of protein per 100g, you'd need roughly 909g of mushrooms, shiitake, raw to reach 20g of protein

Foods with a similar calorie count

Other vegetables closest to mushrooms, shiitake, raw by calories per 100g:

FoodCaloriesProteinCarbsFat
Mushrooms, Shiitake, Raw (this page)34 kcal2.2g6.8g0.5g
Balsam-pear (bitter Gourd), Leafy Tips, Cooked, Boiled34 kcal3.6g6.7g0.2g
Broccoli34 kcal2.8g6.6g0.4g
Cowpeas, Young Pods with Seeds, Cooked, Boiled34 kcal2.6g7.0g0.3g
Jute, Potherb, Raw34 kcal4.7g5.8g0.2g
Onions, Welsh, Raw34 kcal1.9g6.5g0.4g
Pumpkin, Canned, without Salt34 kcal1.1g8.1g0.3g

More kit for mushrooms, shiitake, raw tracking

Affiliate links — we earn a commission at no extra cost to you. Disclosure ›

DEERRUN

DeerRun A1 Pro Treadmill

Hit your calorie targets at home — DeerRun's fold-flat treadmill hits 10mph with auto incline.

Shop DeerRun →
AMAZON

Meal Prep Containers

Batch-cook and portion vegetables for the week.

Check Price →
AMAZON

Digital Kitchen Scales

Weigh veg accurately before cooking.

Check Price →

Last updated:

Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.