Generally, no, plant-based cheese should not be kept at room temperature for extended periods. While some shelf-stable varieties exist, most require refrigeration to prevent spoilage.
The storage requirements for plant-based cheese depend heavily on its ingredients and manufacturing process. Many plant-based cheeses are made with ingredients like nuts, seeds, soy, or coconut oil, which can spoil if left at room temperature. These ingredients are susceptible to bacterial growth and rancidity, especially in warm environments. Refrigeration slows down these processes, preserving the cheese's quality and safety.
Some plant-based cheeses are specifically formulated to be shelf-stable. These products often undergo processes like pasteurization or sterilization and are packaged in airtight containers to prevent contamination. However, even these shelf-stable varieties typically require refrigeration after opening. Always check the product's packaging for specific storage instructions. If the packaging indicates that refrigeration is required, it's crucial to follow those instructions to avoid potential health risks. Leaving plant-based cheese at room temperature can lead to the growth of harmful bacteria, resulting in food poisoning.
If you're unsure whether a particular plant-based cheese needs refrigeration, err on the side of caution and refrigerate it. When in doubt, it's always better to prioritize food safety.