Oyster mushroom: calories and nutrition facts

Oyster mushroom has 27 kcal per 100 g. One serving, 1 Serving (150 g), has 40 kcal.

Calories
27 kcal
Protein
3.3 g
Carbohydrates
1.5 g
Fat
0.4 g

Per 100 g

Oyster mushroom: how many calories?

Oyster mushroom has 27 kcal per 100 g, with 3.3 g protein, 1.5 g carbs and 0.4 g fat. A 150 g serving (1 Serving) has 40 kcal. That is less than the average for Fruits & Veggies (109 kcal per 100 g). Most of its calories come from protein.

Where the calories come from

  • Protein58%
  • Carbohydrates26%
  • Fat16%

Calculate a portion

Calories
40 kcal
Protein
5 g
Carbohydrates
2.3 g
Fat
0.6 g

Nutrition facts

NutrientPer 100 gPer serving (150 g)
Calories27 kcal40 kcal
Fat0.4 g0.6 g
of which saturated fat0.1 g0.1 g
Carbohydrates1.5 g2.3 g
of which sugars1.1 g1.6 g
Fiber2.3 g3.4 g
Protein3.3 g5 g
Sodium18 mg27 mg
Water89.2 g133.8 g
Vitamin C4 mg6 mg
Calcium3 mg5 mg
Iron1.3 mg2 mg
Potassium420 mg630 mg
Magnesium18 mg27 mg

Source: Ciqual food composition table (ANSES, France). Data updated on 2 September 2026.

Share of reference intakes

Per 100 g, compared with an adult's reference intakes (2,000 kcal a day, Regulation (EU) No 1169/2011).

NutrientOf reference intake
Calories(27 kcal)1%
Fat(0.4 g)1%
of which saturated fat(0.1 g)0%
Carbohydrates(1.5 g)1%
of which sugars(1.1 g)1%
Protein(3.3 g)7%
Salt(0.05 g)1%

What the EU thresholds say

Nutrition claim thresholds from Regulation (EC) No 1924/2006, per 100 g.

  • Low energy (40 kcal or less)
  • High protein (at least 20% of calories)
  • Low fat (3 g or less)
  • Low sugars (5 g or less)
  • Low sodium (120 mg or less)

Oyster mushroom: frequently asked questions

Oyster mushroom: how many calories per serving?

A 150 g serving (1 Serving) has 40 kcal.

Oyster mushroom: how much protein?

Oyster mushroom contains 3.3 g of protein per 100 g, 7% of the 50 g reference intake.

Oyster mushroom: how much fibre?

Oyster mushroom provides 2.3 g of fibre per 100 g, 9% of the 25 g a day recommended by EFSA.

Oyster mushroom: how much makes 100 kcal?

100 kcal is about 373 g of this food.

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