Shiitakes can fit keto in measured portions. At ~4.3g net carbs per 100g, they’re a bit higher than button/portobello but offer big umami, so small amounts flavor a whole dish.
Is Shiitake Mushroom Keto?

YOUR PORTION
How much are you having?
Per 100 g (as listed by source). USDA FoodData Central.
Scales this reference to your portion, with no extra deductions. Calculation and units.
4.3gnet carbs in your portion
- Total carbs
- 6.8g
- Fiber
- 2.5g
- Protein
- 2.2g
- Fat
- 0.5g
- Calories
- 34
The 100 g reference amount has 4.3g net carbs, so measure portions carefully.
- Net carbs (100 g)4.3g
- Protein (100 g)2.2g
- Fat (100 g)0.5g
- Keto verdictEnjoy in moderation
NUTRITION FACTS
Per 100 g (as listed by source)
Source: USDA FoodData Central reference record
Source fit: generic reference; variety, brand, or preparation may differ
Net-carb calculation: total carbohydrate - fiber
This USDA record is used as a generic nutrition reference; variety, brand, or preparation may differ.
Nutrition record reviewed 2026-07-09. Maintained by KetoLens Team.
HOW TO ENJOY IT ON KETO
- Moderate net carbs (~4.3g/100g) can fit a low-carb day with portion control
- Intense umami lets you use less to season high-fat/protein meals
- This item contains the nutrients or compounds listed above; evidence for specific health outcomes depends on dose, preparation, and individual context.
- Nutrient-dense whole food with beneficial compounds
- Best as a flavor enhancer or side, not the main carb source
PREPARATION SUGGESTIONS
SAUTÉED
Remove stems, slice caps, and sauté in Butter with Garlic and a touch of Soy Sauce or Tamari. Spoon over steak or an omelet.
ASIAN STIR-FRY
Stir-fry in Sesame Oil with Bok Choy and Green Onion. Finish with Soy Sauce and serve alongside Chicken Thighs or beef.
MUSHROOM BROTH
Simmer dried shiitakes 20–30 min for a deep, umami broth; use as a keto base for soups and pan sauces.
GRILLED SHIITAKES
Brush caps with Sesame Oil, grill to tender, and drizzle with Soy Sauce; top with sliced Green Onion.
CREAMY SHIITAKE SAUCE
Sauté, then add Heavy Cream and Parmesan Cheese. Serve over Zucchini Noodles or grilled chicken.
DRIED SHIITAKE POWDER
Grind dried shiitakes to a powder and use as a low-carb umami seasoning for meats, veg, and soups.