
King oyster mushrooms are a tasty ingredient in savoury dishes, packed with flavour and nutrition. But how many carbohydrates do they contain? Well, according to one source, a 100g serving (around 2-3 mushrooms) contains 7 grams of carbohydrates. However, another source suggests that half a jar of king oyster mushrooms contains 25% carbs, which equates to roughly 10.25 grams of carbohydrates. Finally, Tesco King Oyster Mushrooms are said to contain 1g of total carbs per serving. So, depending on the source and serving size, the carb content of king oyster mushrooms varies between 1-7 grams.
| Characteristics | Values |
|---|---|
| Carbohydrates | 7 grams (per 100g) or 25% (per 1/2 jar) |
| Calories | 40 (per 100g) or 41 (per 1/2 jar) |
| Fat | 0 grams (per 100g) or 0% (per 1/2 jar) |
| Protein | 2 grams (per 100g) or 75% (per 1/2 jar) |
| Fibre | 3 grams (per 100g) |
| Net Carbs | 0.3 grams (per serving) |
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What You'll Learn

Carb count: 7g carbs in 100g of king oyster mushrooms
King oyster mushrooms are a great, versatile ingredient with a long shelf life. They are a good option for those watching their carb intake, as they are low in carbohydrates. Per 100g, king oyster mushrooms contain just 7g of carbohydrates. A serving of two to three mushrooms (approximately 100g) contains 40 calories, 7g of carbohydrates, 2g of protein, and 3g of fibre. They have no fat and are a good source of protein.
When compared to other mushroom varieties, king oyster mushrooms are relatively low in carbs. For example, 100g of white button mushrooms contains approximately 3.3g of carbohydrates.
The carb count in king oyster mushrooms can vary slightly depending on the brand and the serving size. For example, Tesco's king oyster mushrooms have 1g of total carbs per serving, which is typically two to three mushrooms. This serving size is approximately 8 calories and also includes 0.2g of fat and 1g of protein.
It's worth noting that the macronutrient breakdown of king oyster mushrooms is approximately 25% carbs, 0% fat, and 75% protein. This makes them a healthy and nutritious option for those looking to incorporate more plant-based sources of protein into their diet.
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Tesco's king oyster mushrooms: 1g total carbs per serving
King oyster mushrooms are a tasty and versatile ingredient, and fortunately for those watching their carb intake, they are low in carbohydrates. A serving of Tesco King Oyster Mushrooms contains just 1g of total carbohydrates. In addition, a serving of these mushrooms includes 0.3g net carbs, 0.2g fat, 1g protein, and 8 calories, making them a healthy and nutritious option.
When compared to other types of mushrooms, king oyster mushrooms are relatively low in carbs. For example, 100g of button mushrooms contain around 3g of carbohydrates. This makes king oyster mushrooms a good choice for those on a low-carb diet or watching their carbohydrate intake.
It's worth noting that the carbohydrate content of king oyster mushrooms can vary slightly depending on the size and weight of the mushrooms, as well as any preparation or cooking methods used. However, on average, king oyster mushrooms are considered a low-carb food.
King oyster mushrooms are also a good source of dietary fibre, which can aid in digestion and overall gut health. They contain essential vitamins and minerals, including vitamin D, potassium, and iron, making them a nutritious addition to any meal.
When incorporating king oyster mushrooms into your diet, it's important to consider the overall dish and any other ingredients used. While the mushrooms themselves are low in carbs, pairing them with high-carb sides or sauces can increase the total carbohydrate count of your meal. However, with their meaty texture and versatile flavour, king oyster mushrooms can be a delicious and healthy addition to many recipes.
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Calorie count: 40-41 calories per serving
King oyster mushrooms are a great low-calorie food option. When considering calorie intake, it is important to note that the serving size plays a crucial role. A serving of 100g, which equates to approximately 2-3 king oyster mushrooms, contains 40 calories. This serving size also includes 7 grams of carbohydrates, providing a good energy source without excessive calorie consumption.
Additionally, king oyster mushrooms offer a balanced nutritional profile. While the calorie count remains at 40-41 calories per serving, these mushrooms provide a combination of carbohydrates, protein, and fibre that can support various dietary needs and preferences.
For instance, half a jar of Polar king oyster mushrooms contains 41 calories. The macronutrient breakdown of this serving size demonstrates a balanced composition, with 25% carbohydrates, 0% fat, and 75% protein. This makes king oyster mushrooms a nutritious option for those seeking a low-calorie, low-fat food choice while still obtaining essential carbohydrates and protein.
Furthermore, the versatility of king oyster mushrooms enhances their appeal. They can be incorporated into a variety of dishes, such as savoury sauces, gravies, and stir-fries, adding flavour and nutritional value without significantly increasing the calorie count. This makes them a valuable ingredient for calorie-conscious individuals who want to maintain a healthy and diverse diet.
Overall, with a calorie count of 40-41 calories per serving, king oyster mushrooms offer a nutritious and satisfying option for individuals monitoring their calorie intake. Their combination of carbohydrates, protein, and fibre contributes to a well-rounded dietary choice that can be incorporated into a range of recipes and meal preparations.
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Fat content: 0g fat per serving
King oyster mushrooms are a great option for those looking to avoid fat in their diet. According to multiple sources, a serving of these mushrooms contains zero grams of fat. This is consistent across different brands, including Tesco and Polar.
For instance, a 100-gram serving, which equates to about 2-3 king oyster mushrooms, provides 40 calories and absolutely no fat. This makes king oyster mushrooms an excellent choice for those watching their fat intake, as they can be incorporated into a variety of dishes without adding any extra fat.
The fat content remains the same even in a smaller serving size. For example, Tesco's king oyster mushrooms, with a serving size of one, contain only 0.2 grams of fat. This is a negligible amount and still falls within the range of being essentially 'zero fat'.
The lack of fat in king oyster mushrooms is particularly noteworthy when compared to other types of mushrooms. While specific data on other mushrooms is scarce, it is safe to assume that king oyster mushrooms are among the lowest in fat content. This makes them an excellent choice for health-conscious individuals, especially those on low-fat or fat-restricted diets.
In conclusion, king oyster mushrooms are an excellent choice for those seeking to avoid fat in their diet. With zero grams of fat per serving, they offer a versatile and healthy option for cooking. Whether used in sauces, stir-fries, or grilled, king oyster mushrooms can enhance the flavour and nutritional profile of a dish without contributing any unwanted fat.
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Protein content: 2g protein per serving
King oyster mushrooms are a good source of protein, offering 2 grams of protein per 100-gram serving (approximately 2-3 mushrooms). This equates to 25% of the total macronutrient content in king oyster mushrooms, making them a relatively protein-rich food choice.
The protein content in king oyster mushrooms can vary slightly depending on the specific variety and serving size. For example, Tesco King Oyster Mushrooms provide 1 gram of protein per serving, which is typically less than 100 grams. This highlights the importance of referring to specific product labels for accurate nutritional information.
When compared to other types of mushrooms, king oyster mushrooms tend to have a higher protein content. This makes them a popular choice for those seeking to increase their protein intake, especially among vegetarians and vegans who may have more limited options.
In addition to their protein content, king oyster mushrooms are also known for their low-fat content, with 0 grams of fat per 100-gram serving. This makes them a healthy and nutritious option for those conscious of their fat intake. Furthermore, they are a good source of carbohydrates, providing 7 grams of carbohydrates per 100-gram serving, contributing to a well-rounded diet.
Overall, king oyster mushrooms are a nutritious food choice, offering a good amount of protein alongside other essential nutrients. When incorporating them into your diet, it is always advisable to refer to specific product packaging or consult reputable nutritional sources to ensure accuracy regarding serving sizes and nutritional content.
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Frequently asked questions
There are 25% carbs in half a jar of king oyster mushrooms, which is approximately 41 calories.
Tesco King Oyster Mushrooms contain 1g of total carbs per serving.
There are 7 grams of carbohydrates in 100g of king oyster mushrooms.
No, king oyster mushrooms have very low fat content, ranging from 0 to 0.2 grams of fat per serving.
Yes, king oyster mushrooms contain protein, with values ranging from 1-2 grams per serving. They also contain 3 grams of fibre per 100-gram serving.

























