Why Is Blue Cheese Safe to Eat

safety of eating blue cheese

Do you ever wonder why blue cheese is safe to eat? You might be surprised to learn that the unique production process and the presence of Penicillium mold actually contribute to its safety. In this article, we will explore the science behind blue cheese, the safety measures taken during its production, and the health benefits it offers. So, if you're a fan of this pungent cheese, keep reading to discover why it's perfectly safe for consumption.

The Production Process of Blue Cheese

To understand how blue cheese is made, you need to delve into the intricate steps of its production process. Blue cheese is typically made from cow's, sheep's, or goat's milk. The first step involves curdling the milk using rennet or other coagulating agents. Once the curds have formed, they are cut into small pieces and left to drain. After draining, the curds are salted and transferred to a mold, where they are left to age for several weeks. During this time, specific mold spores are introduced to the cheese, which give it its characteristic blue veins. The aging process allows the cheese to develop its distinct flavor and texture. Various production techniques, such as temperature and humidity control, are employed to ensure the desired quality of blue cheese is achieved.

The Role of Penicillium Mold in Blue Cheese

While it may seem concerning, the role of Penicillium mold in blue cheese is actually what gives it its distinct flavor and texture. This mold is responsible for the characteristic blue veins that you see in blue cheese. Penicillium mold is added to the cheese during the production process, and it plays a crucial role in the development of flavor. The mold breaks down the proteins and fats in the cheese, resulting in the unique tangy taste and creamy texture that blue cheese is known for. There are different types of blue cheese, such as Roquefort, Gorgonzola, and Stilton, each with its own distinct flavor profile. The specific strains of Penicillium mold used in these cheeses contribute to their individual characteristics. So, next time you enjoy a piece of blue cheese, remember that it's the Penicillium mold that makes it so delicious.

Safety Measures in Blue Cheese Production

One important safety measure in blue cheese production is ensuring proper handling and storage of the cheese. Here are some key measures taken to maintain the safety and quality of blue cheese:

  • Hygiene practices: Strict adherence to hygiene protocols during cheese production, such as regular handwashing and sanitization of equipment, helps prevent microbial contamination.
  • Temperature control: Blue cheese is typically aged in controlled environments to maintain specific temperature and humidity levels, which inhibit the growth of harmful bacteria.
  • Quality control: Regular monitoring and testing of cheese samples throughout the production process ensure that the cheese meets safety standards and is free from any microbial contamination.
  • Packaging and storage: Proper packaging and storage techniques, such as vacuum-sealing and refrigeration, help maintain the freshness and safety of blue cheese.

Health Benefits of Blue Cheese

Blue cheese offers numerous health benefits that can enhance your well-being. Despite its pungent smell and strong taste, blue cheese is a nutrient-rich food that is worth including in your diet. Blue cheese is an excellent source of calcium, which is essential for strong bones and teeth. It also contains high levels of protein, which helps build and repair tissues in your body. Additionally, blue cheese is rich in vitamins, particularly vitamin B12, which is important for the production of red blood cells and the proper functioning of your nervous system. Furthermore, during the cheese aging process, blue cheese develops beneficial bacteria that can promote a healthy gut and improve digestion. So, don't be afraid to enjoy blue cheese in moderation as part of a balanced diet.

Storage and Handling Tips for Blue Cheese

To ensure the safety and quality of your blue cheese, it is important to properly store and handle it. Here are some safe handling and proper storage tips to keep in mind:

  • Store blue cheese in the refrigerator at a temperature between 35-45°F (2-7°C).
  • Keep the cheese in its original packaging or wrap it tightly in aluminum foil or plastic wrap to prevent exposure to air, which can cause it to dry out.
  • To prevent cross-contamination, store blue cheese separately from other foods in the refrigerator.
  • Check the cheese regularly for signs of spoilage, such as mold growth or an off smell. If you notice any, discard the cheese.

Frequently Asked Questions

Can Blue Cheese Be Consumed by Individuals With Lactose Intolerance or Dairy Allergies?

Blue cheese can be consumed by individuals with lactose intolerance or dairy allergies. Although it contains lactose, the fermentation process breaks it down, making it easier to digest. However, if you prefer alternatives, there are various lactose-free and dairy-free options available. Blue cheese also provides benefits for gut health.

Is Blue Cheese Safe to Eat During Pregnancy?

Blue cheese is safe to eat during pregnancy. It is rich in calcium and protein, which are important for fetal development. However, pregnant women should avoid unpasteurized blue cheese to reduce the risk of foodborne illnesses.

How Long Does Blue Cheese Last Once Opened?

Blue cheese, when opened, typically lasts for about 7-10 days if stored properly. To extend its shelf life, ensure it is tightly wrapped and stored in the refrigerator.

Can Blue Cheese Be Frozen to Extend Its Shelf Life?

Yes, you can freeze blue cheese to extend its shelf life. Freezing helps preserve the cheese and prevents spoilage. Just make sure to wrap it tightly in plastic wrap or foil before placing it in the freezer.

Are There Any Specific Blue Cheese Varieties That Are Considered Safer or Milder for Those Who Are New to This Type of Cheese?

When trying blue cheese for the first time, look for milder varieties like Gorgonzola Dolce or Cambozola. These have less intense flavor profiles and are more beginner-friendly. They can be enjoyed in popular dishes like salads or as a topping for burgers.


In conclusion, blue cheese is safe to eat due to the rigorous production process and safety measures in place. The use of Penicillium mold in blue cheese contributes to its unique flavor and texture. Additionally, blue cheese offers various health benefits, including a good source of calcium and protein. To ensure the best quality, it is important to follow proper storage and handling tips for blue cheese. Overall, blue cheese can be enjoyed as a delicious and safe addition to one's diet.