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High-Quality Lab-Grade Cultures. Satisfaction Guaranteed.
King Oyster Mushroom.  Mycotopia
King Oyster Mushroom.  Mycotopia
King Oyster Mushroom.  Mycotopia

King Oyster Mushroom.

$20.00
  • Liquid Culture
  • Agar Slant
  • Agar Plate
  • Microtube

King Oyster Mushroom, scientifically known as Pleurotus eryngii, is a majestic member of the mushroom kingdom renowned for its impressive size, meaty texture, and remarkable medicinal properties. With its thick stem and small cap, this mushroom stands out from its oyster mushroom relatives, earning its regal title as the "King" of the fungi world. While prized for its culinary excellence, the King Oyster Mushroom also holds significant therapeutic potential, making it a valuable asset in both traditional medicine practices and modern scientific research.

Visually striking, the King Oyster Mushroom features a thick, cylindrical stem that can grow up to several inches in length, topped with a small, beige to dark brown cap. Its unique shape and robust texture set it apart from other mushroom varieties, making it a popular choice for both home cooks and professional chefs alike. Cultivated in a variety of climates and growing conditions, this versatile fungus thrives in both natural habitats and controlled environments, ensuring its widespread availability for culinary and medicinal purposes.

Beyond its culinary allure, the King Oyster Mushroom is revered for its medicinal qualities, which stem from its rich composition of bioactive compounds. One of the most notable medicinal properties of this mushroom lies in its ability to support immune function. Like other mushrooms in the Pleurotus genus, the King Oyster Mushroom contains polysaccharides, particularly β-glucans, which have been extensively studied for their immunomodulatory effects. These compounds stimulate the activity of immune cells such as macrophages and natural killer cells, enhancing the body's ability to defend against infections and diseases.

Moreover, the King Oyster Mushroom exhibits potent antioxidant properties, thanks to its high content of phenolic compounds, tocopherols, and other antioxidants. These compounds scavenge harmful free radicals in the body, reducing oxidative stress and inflammation. By protecting cells from damage, the mushroom may help lower the risk of chronic diseases such as cancer, cardiovascular disease, and neurodegenerative disorders.

In addition to its immune-boosting and antioxidant properties, the King Oyster Mushroom is valued for its potential role in supporting cardiovascular health. Research suggests that certain bioactive compounds found in the mushroom, such as lovastatin and β-glucans, may help lower cholesterol levels and improve lipid profiles. These compounds inhibit the enzyme responsible for cholesterol synthesis, leading to reduced levels of LDL ("bad") cholesterol and triglycerides, while increasing levels of HDL ("good") cholesterol.

Furthermore, the King Oyster Mushroom has been studied for its anti-inflammatory effects, which may benefit individuals with inflammatory conditions such as arthritis, asthma, and inflammatory bowel diseases. Compounds found in the mushroom, including ergothioneine and erinacines, have been shown to inhibit pro-inflammatory cytokines and enzymes, thereby reducing inflammation and alleviating associated symptoms.

Beyond its medicinal properties, the King Oyster Mushroom is a rich source of essential nutrients, including protein, vitamins, minerals, and dietary fiber. It provides an array of amino acids necessary for muscle growth and repair, as well as vitamins such as B vitamins (including B1, B2, B3, and B5) and vitamin D, which play vital roles in energy metabolism, bone health, and immune function. Additionally, the mushroom contains minerals like potassium, phosphorus, and selenium, which support various bodily functions.

In culinary terms, the King Oyster Mushroom shines with its versatility and robust flavor profile. Its meaty texture and umami-rich taste make it a favorite ingredient in a wide range of dishes, from stir-fries and pasta dishes to soups and risottos. Whether grilled, sautéed, roasted, or used as a meat substitute in vegetarian and vegan recipes, the King Oyster Mushroom adds depth and complexity to any culinary creation, enticing palates with its savory goodness.

The King Oyster Mushroom reigns supreme not only as a culinary delicacy but also as a potent source of medicinal benefits. With its immune-boosting, antioxidant, anti-inflammatory, and cardiovascular-supportive properties, this majestic mushroom offers a holistic approach to health and wellness. Whether enjoyed on the dinner plate or embraced for its therapeutic potential, the King Oyster Mushroom stands as a testament to the profound synergy between nature's bounty and human well-being, inviting individuals to reap the rewards of its royal presence.

Q.C.

The shipping time for our custom-made culture product is 10 days. This is why:

  • Our method for sending you fresh cultures is a process, differing from most other suppliers with the goal of eliminating contamination which avoids wasting your time and resources. Managing a library of mycology cultures in cold storage is our solution to be efficient given the large number of varieties we have—almost 800.
  • All mycology cultures are maintained in cold storage, which helps preserve their viability and genetic integrity. This is crucial for long-term storage, especially with such a diverse collection.
  •  When a particular culture is ordered, the corresponding culture is retrieved from cold storage. This minimizes the risk of degradation while ensuring that the culture remains viable.
  •  The retrieved culture is then inoculated into both agar plates and liquid culture media. This step allows for the expansion of the culture and provides a suitable environment for growth.
  • After a set incubation period, the cultures undergo a quality check to assess their health, purity, and growth characteristics. This ensures that the cultures are robust and meet your standards before they are sent out.
  • Once the cultures pass the QC, they are prepared for packaging. This involves ensuring that the cultures are securely contained to prevent contamination and damage during transit. Finally, the fresh cultures are shipped to the customer. You will receive an email with tracking information once shipped.

Frequently Asked Questions

Our laboratory quality practices encompass a set of systematic and standardized procedures that are implemented to ensure the accuracy, reliability, and precision of a high-quality product. We view these practices as essential for maintaining the overall quality and integrity of laboratory operations, as well as for providing 100 % pure, contamination free cultures. These practices include:

  • Equipment Calibration: Laboratory instruments and equipment are regularly calibrated to establish and maintain optimum performance. As one example, our flow hoods are routinely tested to provide 0.2 micron filtered laminar air flow at all workstations. Calibration ensures that instruments are providing reliable and consistent outcomes.
  • Quality Assurance (QA): we maintain a quality management system, conduct internal audits, and continuously monitor and evaluate laboratory performance.
  • Quality Control (QC): We use control materials to monitor the accuracy and purity of culture products. Control materials are run alongside culture samples to assess performance of our methods. Any deviations from expected outcomes indicate issues with the process and prompt corrective action.
  • Culture Testing: Quality assessment programs are in place, where each culture is tested on agar petri dishes on a regular interval. Virility of genetics performance is assessed by spot checking the strain in fruiting conditions. 
  • Documentation and Record-Keeping: A crucial component of quality control. This includes documenting instrument maintenance, calibration records, QC data, corrective actions taken, and relevant product information. Proper documentation ensures traceability, allows for retrospective analysis, and facilitates compliance with our standardized process.
  • Personnel Training and Competency: Laboratory staff receive appropriate training to perform their tasks competently. Training programs cover standard operating procedures, safety protocols, good laboratory practices, and quality control procedures. Regular competency assessments are conducted to ensure that staff members consistently perform at the required proficiency level.
  • Error Investigation and Corrective Action: When errors or deviations occur, they are promptly investigated to identify root causes. Corrective actions are implemented to prevent the recurrence of errors and improve laboratory processes. We feel that documentation of errors, investigations, and corrective actions is crucial for continuous improvement and compliance with contamination free product.
  • Quality Control Data Analysis: QC data is regularly analyzed to identify trends, shifts, or any patterns that may indicate a deterioration in process or product performance.

    By implementing these laboratory quality control practices, we can ensure accurate, contamination free products in order to enhance patient safety, and maintain our integrity. 

We custom-made all of our cultures to ensure freshnesh. Lead time to ship is 10 days.

Our process:

  • Our method for sending you fresh cultures is a process, differing from most other suppliers with the goal of eliminating contamination which avoids wasting your time and resources. Managing a library of mycology cultures in cold storage is our solution to be efficient given the large number of varieties we have—almost 800.
  • All mycology cultures are maintained in cold storage, which helps preserve their viability and genetic integrity. This is crucial for long-term storage, especially with such a diverse collection.
  •  When a particular culture is ordered, the corresponding culture is retrieved from cold storage. This minimizes the risk of degradation while ensuring that the culture remains viable.
  •  The retrieved culture is then inoculated into both agar plates and liquid culture media. This step allows for the expansion of the culture and provides a suitable environment for growth.

  • After a set incubation period, the cultures undergo a quality check to assess their health, purity, and growth characteristics. This ensures that the cultures are robust and meet your standards before they are sent out.
  • Once the cultures pass the QC, they are prepared for packaging. This involves ensuring that the cultures are securely contained to prevent contamination and damage during transit. Finally, the fresh cultures are shipped to the customer. You will receive an email with tracking information once shipped.