How long do nutpods stay fresh once opened? Customer Care December 09, 2020 19:29 Updated All of our carton sizes should be refrigerated after opening and are fresh in the fridge for up to 10 days. Related articles How long past the best by date can I consume nutpods? Why aren’t nutpods organic? Do you offer samples? I left my refrigerated carton on the counter overnight; can I still use it? What is dipotassium phosphate?