Your shopping cart is empty!
FREE SHIPPING OVER 75€
WELCOME COUPON €5 "CIAO5"
The shiitake (Lentinula edodes, Berk. Pegler 1976) is a basidiomycete mushroom from the Omphalotaceae family. Native to East Asia, it grows naturally on the trunks of deciduous hardwoods—particularly chestnuts (Castanopsis cuspidata), oaks, and beeches—during the spring and autumn seasons. It is a saprophytic fungus that decomposes dead or dying wood, developing a circular or kidney-shaped cap with a diameter of 5–12 cm. The skin is brown-ochre or brown-violet in color, with whitish warts that disappear as it matures. The flesh is whitish, with a tangy and aromatic flavor, featuring deep umami notes that make it a prime culinary ingredient. The stem is sturdy, stocky, and tends to remain woody—almost entirely removed during cooking.
Currently, it is intensively cultivated in China (the world's leading producer), Japan, South Korea, and increasingly in Europe and Italy.
The name shiitake (椎茸) comes from the combination of two Japanese words: shii, which refers to Castanopsis cuspidata (an oak-like fagaceae), and take, which means mushroom. In China, it is known as xiānggū (香菇), literally "fragrant mushroom," while in Korea it is called pyogo (표고).
The current scientific name, Lentinula edodes, replaces the obsolete synonym Lentinus edodes, still widely used in older literature. The word edodes comes from the Greek edodè, which in Italian means "food," highlighting the primary edible nature of the mushroom.
There is no official Italian name for shiitake: it is referred to as Japanese mushroom, oak mushroom, or simply by its scientific name.
The history of shiitake is among the oldest in food mycology. The first mention of its consumption in Japan dates back to 199 AD, while the first records of its cultivation are attributed to the Chinese Wú Sāngōng (吳三公, 1130–1208). The Book of Agriculture by Wang Zhen, written during the Yuan dynasty (1271–1368), places the culinary use of the mushroom already in the Han dynasty (202 BC–220 AD). In China, significantly, its cultivation is even older than that of rice.
In traditional Chinese medicine, shiitake was considered a tonic capable of "strengthening vital energy" (qi), recommended for bronchitis, colds, fatigue, and as a vitality support for all age groups. During the Ming dynasty, it was called the "elixir of long life" for its alleged effects on the immune system. A historical epidemiological fact further fueled contemporary scientific interest: Japanese shiitake growers showed an incidence of certain types of cancer up to 50% lower than the general population—an observation that prompted researchers to investigate its biological mechanisms. Shiitake: Edibility and How to Recognize It Shiitake is a mushroom of excellent edibility, free from toxic species with which it could be easily confused in the context of commercial consumption. It is not a mushroom typically gathered in the wild in Italy—its spontaneous distribution is limited to East Asia—so the risk of confusion with poisonous species is practically nil. However, there are some fundamental rules to know before bringing it into the kitchen: they concern raw consumption, stem management, and choosing the form best suited to your needs. Raw: Why It Should Not Be Eaten Shiitake should not be consumed raw. The lentinan in raw mushrooms can act as a skin irritant and cause shiitake dermatitis (discussed in detail in the contraindications section). Proper cooking completely deactivates this mechanism. All intended culinary uses—sautéed, in soup, roasted, dried, or powdered—are safe. The Stem: To Discard or Reuse The stem of shiitake, whether fresh or rehydrated from dry, tends to remain woody and fibrous: it should be almost entirely removed before cooking. Don't throw it away: the stems are perfect for flavoring broths and stocks, where they impart umami flavor without creating texture issues in the finished dish. Fresh, Dried, or Powdered: Which to Choose Fresh shiitake has a delicate flavor and a meaty texture ideal for quick cooking. Dried shiitake has a much more intense aroma—drying concentrates the natural glutamates—and is preferable for broths and long soups. Shiitake powder offers maximum versatility: it dissolves in any preparation without altering its structure. Nutritional Properties of Shiitake Mushrooms Shiitake is a low-calorie mushroom, naturally gluten-free, with a surprisingly rich nutritional profile. It contains complete proteins with all nine essential amino acids, B vitamins (B1, B2, B3), and a portion of vitamin B12—rare in the plant kingdom. It provides minerals such as potassium, iron, zinc, selenium, and copper, and is one of the few food sources of ergosterol, a precursor of vitamin D2. Soluble and insoluble fibers are mainly present in the fresh version. In terms of bioactive compounds, shiitake contains some molecules that research has begun to study with increasing interest.
Want to bring shiitake into your daily cooking? Discover Terzaluna shiitake powder.
The benefits of shiitake mushrooms are rooted in over two thousand years of documented use in traditional Eastern medicine and are now finding increasing support in scientific research. The following does not attribute therapeutic properties to the product but gathers the areas where shiitake is traditionally appreciated and studied.
In traditional Chinese medicine, shiitake was the mushroom for periods of vulnerability: seasonal changes, convalescence, prolonged fatigue. It was used as a tonic for the body's natural defenses, and this millennia-old reputation is among the most explored by scientific research on so-called medicinal mushrooms.
Eastern tradition specifically used shiitake to "clean the arteries" — a use that research is now beginning to investigate through the study of its specific compounds. It is one of the areas where the link between traditional use and scientific interest is most direct.
In Eastern pharmacopoeia, shiitake was considered a seasonal purifying tonic with a strong affinity for the liver. Chinese and Japanese herbal tradition regularly used it as support for liver function, especially in spring and autumn.
In macrobiotics, dried shiitake is considered an ally of the digestive tract, traditionally used to promote purification and intestinal balance after periods of rich and seasoned eating. A use consistent with what contemporary research is exploring about the relationship between fungal beta-glucans and microbiota.
Shiitake is one of the few plant foods capable of providing bioavailable vitamin D, with levels that increase significantly when the mushrooms are exposed to direct sunlight. A concrete and immediate benefit for those following vegetarian or vegan diets.
The presence of L-Ergothioneine — a rare antioxidant, synthesized exclusively by certain fungi and bacteria — is one of the elements that has drawn research attention to shiitake as a food.
In traditional Chinese medicine, shiitake was prescribed not only as immune support but as a general tonic for vitality, indicated for those living actively and exposed to prolonged physical and mental efforts. A reputation rooted in its rich profile of B vitamins, essential amino acids, and minerals.
A lesser-known benefit: the tradition of using shiitake in the Far East includes applications related to oral health, now of interest to research for the properties of mushroom extracts against certain oral bacteria.
Discover Terzaluna shiitake powder — for broths, soups, risottos, and everyday recipes.
Shiitake is available in various forms, each with a different usage profile. It's important to distinguish between the mushroom as food — fresh, dried, powdered — and concentrated extracts and supplements, which belong to a distinct category with specific characteristics and warnings.
The most straightforward form. Fresh shiitake is used like any edible mushroom: sautéed, roasted, in soup, as a base for broths. The stem should be almost entirely removed. Never consume raw. Store in the refrigerator in a paper bag (not plastic) for 5–7 days.
The most common form with the longest shelf life. They require soaking in warm or hot water for at least 30–60 minutes before use. The filtered soaking water, rich in glutamates, is valuable as a broth base and should not be discarded. Donko dried mushrooms, harvested with closed caps, are considered superior for aromatic intensity.
The most versatile form for incorporating shiitake into daily life. Obtained by low-temperature drying of the fruiting body followed by grinding, it concentrates the nutritional profile in a stable way. It dissolves in hot water for an instant broth, and can be added to soups, risottos, marinades, and doughs.
No preparation required. For maximum versatility of use — in cooking as well as in hot drinks — it is the form that best fits into daily life.
Terzaluna shiitake powder — whole fruiting body, no additives, ready for your recipes.
Alongside food forms, the market offers concentrated extracts, capsules, and supplements based on shiitake standardized in percentage of beta-glucans or lentinan. Those considering using these forms should always check: the part of the mushroom used (fruiting body vs mycelium), the extraction method, the percentage of active ingredients declared, and the presence of purity certifications.
Knowing the differences between the three available forms allows you to make the most of each one's characteristics and choose the most suitable for the recipe or occasion. The guidelines below concern culinary use: for information on concentrated extracts and supplements, refer to the previous section.
Fresh shiitake mushrooms are not easily found in Italian supermarkets, but they can be found in specialty stores, organic shops, and Asian markets. Choose firm, plump ones with the cap still closed or just slightly open. Their meaty texture and delicate flavor make them ideal for quick cooking: sautéed with garlic, grilled, added to risottos in the last quarter-hour. The umami flavor intensifies with high-heat cooking.
Dried shiitake mushrooms have a much higher aromatic concentration than fresh ones. Soaking is always necessary: cover with warm-hot water for at least 30 minutes, ideally an hour. For a more intense flavor, soak in cold water in the refrigerator overnight. The soaking water, filtered, contains valuable glutamates: use it as a base for broths or to deglaze risottos, do not discard it. The donko version (closed cap, harvested before it fully opens) is considered the most prized for traditional purifying broths.
Shiitake powder transforms any recipe with a teaspoon:
Terzaluna shiitake powder is added directly to broths, risottos, soups, and marinades — whole fruiting body, no additives.
Shiitake is an extraordinarily versatile ingredient. Its umami flavor — rich in natural glutamates — enhances both simple and complex recipes, from classic Japanese cuisine to more creative interpretations. The following recipes cover all three available forms: fresh, dried, and powdered, with technical instructions to get the most out of each.
The fundamental broth of Japanese cuisine, a powerful purifier from the macrobiotic tradition and an indispensable base for miso soups, ramen, and vegetable sautés. Soak 4–5 dried shiitakes in 1 liter of cold water for at least 30 minutes (or overnight in the fridge for a more intense flavor). Slowly bring almost to a boil over low heat without ever boiling — boiling makes the broth bitter — for 10–15 minutes. Strain. The resulting broth is amber, deep, pure umami. It keeps in the fridge for 3–4 days.
Quick version with powder: dissolve 1–2 teaspoons of shiitake powder in hot water. Immediate result, authentic flavor.
The two-step cooking is the secret to perfectly golden shiitake. Tear the fresh mushrooms with your hands, removing the stems — tearing instead of cutting preserves the fibrous texture. In a hot pan without adding fats, cook over high heat for 3–4 minutes until all moisture has evaporated. Then add butter or extra virgin olive oil with a crushed garlic clove. Cook for another 3–4 minutes until golden. Deglaze with soy sauce or tamari. Off the heat, add grated lemon zest and fresh parsley. Excellent as a side dish, on toasted bruschetta, or as a topping for noodles.
The classic Japanese combination, balanced and nutritious. In 1 liter of hot (not boiling) shiitake dashi, immerse the rehydrated sliced mushrooms and cook for 3–4 minutes. Add cubes of soft tofu. Off the heat, dissolve 2–3 tablespoons of white miso paste using a sieve immersed in the broth — this preserves the live cultures. Finish with sliced scallions, toasted sesame seeds, and rehydrated wakame seaweed. Serve immediately.
With Carnaroli rice, sauté a chopped shallot in extra virgin olive oil and a knob of butter. Toast the rice for 2 minutes. Deglaze with dry white wine. Add hot vegetable broth by ladlefuls, stirring. Halfway through cooking, incorporate 1–2 teaspoons of shiitake powder directly into the rice, or the fresh mushrooms previously sautéed with the butter shoyu technique. Stir in Parmesan or nutritional yeast and a knob of butter. Finish with chives and black pepper.
Terzaluna shiitake powder: add it directly during cooking for a risotto with authentic umami flavor.
Rehydrate the dried mushrooms, squeeze them, and cut them into thin julienne strips. Save the filtered soaking water. In a pan with plenty of extra virgin olive oil and sliced garlic, slowly toast the mushrooms until almost crispy golden. Add chili pepper. Cook the spaghetti al dente, toss them in the pan with a ladle of cooking water mixed with the soaking water. Briefly sauté. Finish with fresh parsley and raw oil.
### Shiitake and Kombu Cleansing Broth (Macrobiotic) Soak 3–4 dried shiitake mushrooms and a 5 cm piece of kombu seaweed in 1.5 liters of cold water for at least 30 minutes. Slowly bring almost to a boil over low heat. Remove the kombu before boiling, continue on low heat for 20 minutes. Strain. Season with tamari and grated ginger. A light broth, rich in minerals and natural glutamates, ideal for seasonal changes. ## Shiitake: Contraindications and Side Effects Shiitake has been safely consumed for millennia as food and is generally well tolerated in typical dietary amounts. However, there are some specific contraindications to be aware of, particularly regarding raw consumption, interaction with certain medications, and specific physiological situations such as pregnancy or ongoing illnesses. ### Shiitake Flagellate Dermatitis The most documented and characteristic contraindication. Shiitake flagellate dermatitis is a toxic (non-allergic) skin reaction that manifests with itchy erythema and linear lesions in a "flagellate" distribution on the trunk, limbs, and neck. It appears 3 to 15 days after consuming raw or insufficiently cooked mushrooms: intact lentinan acts as a skin irritant stimulating the dermal capillaries. Proper cooking completely deactivates this mechanism. Simple and absolute prevention: always cook shiitake. Never consume raw. ### Gastrointestinal Effects Excessive consumption, especially of inadequately rehydrated dried mushrooms, can cause bloating, flatulence, and abdominal discomfort. Starting with moderate amounts and gradually increasing reduces this risk. ### Anticoagulant and Antiplatelet Drugs Lentinan has shown platelet aggregation inhibition properties (Shimada et al., 2004). Those undergoing anticoagulant (warfarin, heparin) or antiplatelet (aspirin, clopidogrel) therapy should inform their doctor of regular and significant shiitake consumption, especially in concentrated extract form. ### Drugs Metabolized by CYP450 2D6 AHCC is metabolized through the CYP450 2D6 pathway. Those taking drugs involving this enzymatic pathway should inform their doctor or pharmacist about the regular use of concentrated shiitake extracts. ### Hypoglycemic Drugs Preclinical studies suggest a possible blood sugar modulation effect. Those taking hypoglycemic drugs or insulin should bring regular and significant consumption, especially in concentrated extract form, to their doctor's attention. ### Autoimmune Disorders The possible immunomodulating action of lentinan requires caution for those with autoimmune diseases or taking immunosuppressants. Consult a specialist. ### Pregnancy and Breastfeeding Ordinary dietary use of cooked shiitake is not associated with documented risks. For concentrated extracts and powder in high doses, in the absence of sufficient clinical data, caution and medical consultation are recommended. ### Surgery Inform the surgeon of regular shiitake use or its derivatives before scheduled surgeries, due to documented antiplatelet properties. ### Product Quality: Origin and Certifications The spongy structure of the mushroom easily absorbs substances from the substrate: pesticides, heavy metals, dust. Always prioritize products with certification, documented European or Italian origin, certified microbiological and purity analyses. The label of dried mushrooms must indicate the origin and, if chemically dried, the absence of solvents. ## Shiitake Mushroom Cultivation Shiitake is among the most accessible medicinal mushrooms for home cultivation. It can be grown on logs or pre-packaged wooden substrate. The two methods differ in complexity, waiting times, and quality of the final product: the traditional log method takes months but produces superior quality mushrooms, while substrate kits are immediate and suitable even for those without outdoor space. ### Log Cultivation (Traditional Method) The original method, practiced in Japan and China for centuries: inoculation of oak, chestnut, or beech logs 10–15 cm in diameter with shiitake spawn (mycelium). The inoculated logs are kept in conditions of high humidity and controlled temperature for 6–12 months before the first fruiting. The product has superior organoleptic characteristics compared to substrate cultivation.
Commercial kits use a substrate of hardwood sawdust and bran already colonized by mycelium. Optimal conditions: temperature 15–22°C, high humidity (mist twice a day), indirect natural light. The fruiting body appears in 7–14 days. A second and third harvest are possible after short resting periods of the substrate.
Exposing shiitake mushrooms — even store-bought or dried ones — to direct sunlight for 2–6 hours significantly increases their vitamin D2 content. Store them with the cap facing down to maximize the surface area exposed to irradiation.
The quality of the product is crucial. Elements to check:
Terzaluna shiitake powder is made from the whole fruiting body, dried at low temperatures, without additives.
Finding certified quality shiitake is not always easy: large retailers rarely offer products with complete traceability. For those looking for shiitake powder made from the whole fruiting body, without mycelium on grain substrate, without additives, and with verified origin, Terzaluna is the reference point.
Terzaluna shiitake powder is made from the whole fruiting body of Lentinula edodes, dried at low temperatures to preserve the nutritional and aromatic profile, finely ground without additives, fillers, or cultivation on starchy substrate.
Buy Terzaluna shiitake powder — shipping throughout Italy.