Calories in Raw Oyster Mushrooms

Low Sugar
Instrument — Food Profile
100g
Calories

33.00

kcal
Protein

3.31

g
Carbs

6.09

g
Fat

0.41

g
Fiber

2.30

g
Sugar

1.11

g

Curious about the nutritional profile of raw oyster mushrooms? Whether you are tracking your macros or just want to know how many calories they contain, you are in the right place. A standard 100g serving of raw oyster mushrooms provides 33.00 calories, 3.31g of protein, and 6.09g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 33.00 kcal 3.31g 6.09g 0.41g
1 oz (28g) 9 kcal 0.9g 1.7g 0.1g
small (15g) 5 kcal 0.5g 0.9g 0.1g
large (148g) 49 kcal 4.9g 9.0g 0.6g
cup sliced (86g) 28 kcal 2.8g 5.2g 0.4g

Vitamins & Minerals

Nutrient Amount
Vitamin D 0.70 mcg
Thiamin (B1) 0.13 mg
Riboflavin (B2) 0.35 mg
Niacin (B3) 4.96 mg
Pantothenic Acid (B5) 1.29 mg
Vitamin B6 0.11 mg
Folate (B9) 38.00 mcg
Calcium 3.00 mg
Iron 1.33 mg
Magnesium 18.00 mg
Potassium 420.00 mg
Sodium 18.00 mg
Zinc 0.77 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 168580)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

Is raw oyster mushrooms a good source of protein?

They contain 3.31g of protein per 100g, which is moderate.

Is raw oyster mushrooms keto-friendly?

No, raw oyster mushrooms have 6.09g of carbs per 100g, which may disrupt ketosis.

How many calories are in 1 large of raw oyster mushrooms?

A single large (148g) of raw oyster mushrooms provides 49 calories.

How many calories are in 1 cup sliced of raw oyster mushrooms?

A single cup sliced (86g) of raw oyster mushrooms provides 28 calories.

How many calories are in raw oyster mushrooms?

100 grams of raw oyster mushrooms contains exactly 33.00 calories.