Black mushrooms—also known as wood ear mushrooms or black fungus or by their scientific name Auricularia auricula-judae— or by their scientific name Auricularia auricula-judae—are a popular edible fungus found growing on tree trunks in regions like Zhejiang, Heilongjiang, Jilin, and Fujian in China. Named for their ear-like shape, these mushrooms are smooth, black or dark brown in color, and offer a satisfyingly crunchy texture when cooked. A staple in many Chinese dishes like cold tossed wood ear or stir-fried pork with wood ear, they’re both delicious and packed with health benefits.
Nutritional Value
Per 100 grams of dried black fungus:
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Dietary fiber: ~70g
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Iron: ~185mg
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Calcium: ~357mg
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Protein: ~12.5g
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Vitamin B2: ~0.8mg
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Vitamin D: trace amounts
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Calories: ~205 kcal (only 20–40 kcal per serving after soaking)
Health Benefits of Black Fungus
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Improves digestion: High fiber content promotes bowel movement and toxin elimination.
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Supports blood health: Rich in iron, helps prevent iron-deficiency anemia and improves skin complexion.
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Lowers cholesterol: Polysaccharides reduce LDL cholesterol, promoting heart health.
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Boosts immunity: Contains vitamin B-complex and polysaccharides that support immune response.
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Enhances bone health: Calcium and magnesium aid bone development and help prevent osteoporosis.
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Antioxidant power: Packed with vitamin E and amino acids that combat free radicals and slow aging.
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Supports weight loss: Low in calories and rich in phospholipids that help burn fat and reduce buildup.
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Prevents cardiovascular disease: May reduce blood clotting and cholesterol levels, aiding in prevention of arteriosclerosis and coronary heart disease.
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Promotes detox and prevents stones: Helps clear residual toxins, waste, and even supports the expulsion of digestive and urinary tract stones.
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Anti-cancer potential: Polysaccharides help boost immunity and may aid in inhibiting tumor growth.
Who Should Limit or Avoid Black Fungus?
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People with blood clotting disorders or on anticoagulants (e.g., aspirin)
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Those with weak digestive systems or chronic diarrhea
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Pregnant women and post-surgery patients due to anticoagulant properties
Usage Precautions
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Avoid overconsumption: Black fungus is high in fiber, and too much can lead to bloating or digestive discomfort
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Don’t soak too long: Soaking for more than 8 hours increases bacterial risk; cook promptly
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Avoid with certain foods: For example, combining with river snails may cause discomfort
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Fresh wood ear caution: Contains photosensitizers that may cause rashes after sun exposure; dried wood ear is safer
Popular Recipes with Black Fungus
1. Cold Tossed Black Fungus (Liang Ban Mu Er)
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Ingredients: 20g dried wood ear, 1 red bell pepper (julienned), 2 garlic cloves (minced), 2 tbsp soy sauce, 1 tbsp rice vinegar, 1 tsp sugar, 1 tsp sesame oil
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Steps:
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Soak wood ear in warm water for 2 hours, clean and chop.
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Blanch in boiling water for 2 minutes, rinse in cold water, drain.
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Mix sauce ingredients.
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Toss wood ear and pepper with sauce, chill 10 mins, serve.
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2. Stir-Fried Pork with Black Fungus
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Ingredients: 15g dried wood ear, 150g lean pork (sliced), 1 green bell pepper (sliced), ginger slivers, 2 tbsp cooking oil, 1 tsp salt, 1 tbsp soy sauce
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Steps:
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Soak and clean wood ear, cut into strips.
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Marinate pork with soy sauce for 10 mins.
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Stir-fry ginger in hot oil, add pork until browned.
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Add wood ear and pepper, stir-fry 2–3 mins, season and serve.
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3. Black Fungus Egg Drop Soup
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Ingredients: 10g dried wood ear, 2 eggs (beaten), 800ml water, chopped scallions, 1 tsp salt, pepper to taste
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Steps:
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Soak and clean wood ear, tear into small pieces.
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Bring water to a boil, add wood ear, simmer 5 mins.
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Slowly pour in eggs while stirring to form ribbons.
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Season with salt and pepper, garnish with scallions.
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How to Select and Store Black Fungus
Selection Tips:
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Choose smooth, firm, and evenly colored dried wood ear
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Avoid moldy or dusty pieces
Storage:
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Store dried black fungus in airtight containers in a cool, dry place
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Once rehydrated, consume black fungus quickly or refrigerate and use within 2 days
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Keep away from moisture to prevent mold
With its unique texture, rich nutritional profile, and numerous health benefits, black fungus is a wonderful ingredient to add to your diet. Whether you enjoy them in salads, stir-fries, or soups, they’re versatile, flavorful, and deeply rooted in traditional Asian cooking.
For quality wood ear mushrooms and Asian cooking tools like slicers and woks, visit Chefco—your trusted source for authentic culinary supplies.