Evidence-aware nutrition guide for Oyster Mushrooms.Values are approximate per 100 g unless stated otherwise.
Oyster Mushrooms vegetableAvailable year-round
Vegetable guide · values per 100 g (3.5 oz)

Oyster Mushrooms Nutrition Facts, Vitamins and Benefits

Oyster Mushrooms (Pleurotus ostreatus) is included in the Topraktan Bilgiler vegetable library. Per 100 g it provides approximately 33 kcal and includes 420 mg potassium, 38 µg folate, 1.3 mg iron. Values can vary with variety, ripeness, growing conditions and preparation.

420 mg potassium38 µg folate1.3 mg iron2.3 g fiber
Energy33 kcal
Fiber2.3 g
Vitamin C0 mg
Potassium420 mg

Oyster Mushrooms benefits and place in a balanced diet

  • A 100 g portion provides approximately 33 kcal; portion size and preparation affect total energy intake.
  • Its approximately 89.2 g of water per 100 g contributes to total fluid intake.
  • Its approximately 2.3 g of dietary fiber per 100 g contributes to fiber intake; a fiber-containing diet can support normal bowel function and fullness.
  • Its recorded folate content contributes to normal blood formation, cell division and homocysteine metabolism.
  • About 0.11 mg of vitamin B6 per 100 g contributes to normal protein and glycogen metabolism, nervous-system function and red blood-cell formation.
  • About 0.125 mg of vitamin B1 per 100 g contributes to normal energy metabolism and nervous-system function.
  • About 0.349 mg of vitamin B2 per 100 g contributes to normal energy metabolism and the protection of cells from oxidative stress.
  • About 420 mg of potassium per 100 g contributes to normal muscle and nervous-system function and the maintenance of normal blood pressure.
  • About 18 mg of magnesium per 100 g contributes to normal energy metabolism and muscle and nervous-system function.
  • About 1.3 mg of iron per 100 g contributes to normal red-blood-cell and haemoglobin formation and oxygen transport. Absorption of plant iron varies with the meal.
  • About 120 mg of phosphorus per 100 g contributes to normal energy metabolism and the maintenance of normal bones and teeth.
  • No single food prevents or treats disease. The nutritional value of oyster mushrooms depends on portion size, variety, ripeness and the overall eating pattern.

Oyster Mushrooms nutrition facts

The table covers calories, macronutrients, vitamins, minerals, fatty acids and amino acids where a measured value is available. Values are shown per 100 g and for a 100 g reference serving.

Oyster Mushrooms vitamins, minerals and nutrition facts
NutrientPer 100 g100 g serving
Core values and macronutrients
Energy33 kcal33 kcal
Water89.2 g89.2 g
Protein3.3 g3.3 g
Total fat0.41 g0.41 g
Saturated fat0.062 g0.062 g
Monounsaturated fat0.031 g0.031 g
Polyunsaturated fat0.123 g0.123 g
Carbohydrate6.1 g6.1 g
Dietary fiber2.3 g2.3 g
Total sugars1.1 g1.1 g
Starch0 g0 g
Ash1 g1 g
Cholesterol0 mg0 mg
Minerals
Calcium3 mg3 mg
Iron1.3 mg1.3 mg
Magnesium18 mg18 mg
Phosphorus120 mg120 mg
Potassium420 mg420 mg
Sodium18 mg18 mg
Zinc0.77 mg0.77 mg
Copper0.244 mg0.244 mg
Manganese0.113 mg0.113 mg
Selenium2.6 µg2.6 µg
Vitamins and vitamin-like compounds
Vitamin C0 mg0 mg
Vitamin B1 (Thiamin)0.125 mg0.125 mg
Vitamin B2 (Riboflavin)0.349 mg0.349 mg
Vitamin B3 (Niacin)5 mg5 mg
Vitamin B5 (Pantothenic acid)1.3 mg1.3 mg
Vitamin B60.11 mg0.11 mg
Vitamin B9 (Folate)38 µg38 µg
Folic acid0 µg0 µg
Food folate38 µg38 µg
Folate, DFE38 µg DFE38 µg DFE
Choline48.7 mg48.7 mg
Vitamin B120 µg0 µg
Vitamin A2 µg RAE2 µg RAE
Retinol0 µg0 µg
Beta-carotene29 µg29 µg
Alpha-carotene0 µg0 µg
Beta-cryptoxanthin0 µg0 µg
Lycopene0 µg0 µg
Lutein + zeaxanthin0 µg0 µg
Vitamin E0 mg0 mg
Vitamin D0.7 µg0.7 µg
Vitamin K0 µg0 µg
Fatty acids
Omega-30 g0 g
Omega-60.123 g0.123 g
Types of sugar
Sucrose0 g0 g
Glucose1.1 g1.1 g
Fructose0 g0 g
Lactose0 g0 g
Maltose0 g0 g
Amino acids
Tryptophan0.042 g0.042 g
Threonine0.14 g0.14 g
Isoleucine0.112 g0.112 g
Leucine0.168 g0.168 g
Lysine0.126 g0.126 g
Methionine0.042 g0.042 g
Cystine0.028 g0.028 g
Phenylalanine0.112 g0.112 g
Tyrosine0.084 g0.084 g
Valine0.197 g0.197 g
Arginine0.182 g0.182 g
Histidine0.07 g0.07 g
Alanine0.239 g0.239 g
Aspartic acid0.295 g0.295 g
Glutamic acid0.632 g0.632 g
Glycine0.126 g0.126 g
Proline0.042 g0.042 g
Serine0.126 g0.126 g
Vitamin details
Vitamin D20.7 µg0.7 µg
Vitamin D30 µg0 µg
Vitamin K1 (Phylloquinone)0 µg0 µg
Vitamin K2 (Menaquinone)0 µg0 µg
Beta-tocopherol0 mg0 mg
Gamma-tocopherol0 mg0 mg
Delta-tocopherol0 mg0 mg
Fatty-acid details
Trans fat0 g0 g
Linoleic acid0.123 g0.123 g
EPA0 g0 g
DHA0 g0 g

How many calories are in Oyster Mushrooms?

100 g (about 3.5 oz) provides approximately 33 kcal. A 100 g reference serving provides approximately 33 kcal. Values vary with variety, ripeness and preparation.

How to use Oyster Mushrooms in the kitchen

Oyster Mushrooms can be used raw when food-safe or prepared by steaming, roasting, sautéing, simmering or adding to soups and salads, depending on the ingredient.

Cooking, peeling, draining and added oil or sugar can change nutrition values. The calculator scales the recorded reference values by weight.

Direct USDA records are used where available; closest-profile entries are explicitly labelled and remain approximate. Blank fields mean that the source did not report a value. General information only; not medical advice. Primary composition reference: USDA FoodData Central.