Does Rice Krispies Expire?

An unopened bag will usually retain its quality for up to twelve months past the date on the package. Once it's opened, expect no more than six months after opening before that staleness sets in. The best by date should be used as a guideline rather than a hard rule.

Is it OK to eat expired Rice Krispies?

According to Kaplan, most cereals will still be good to eat days, weeks or months after the date indicated on the packaging. ... Consuming cereals after the 'Best if Used By' date does not pose a food safety risk. "If you eat a cereal after this date, it simply may not taste as good."

How do you tell if Rice Krispies treats are expired?

How do you interpret the expiration code on your Kellogg's brand product? The key is to understand that the expiration date is presented in "MMDDY" format -- the first two digits represent the month, the next two digits are the day of the month, and the final digit is the year.