Eating expired cinnamon rolls can have a variety of health implications. Generally, it is not recommended to eat any food that has gone past its expiration date because stored foods tend to start growing bacteria and other microorganisms which can cause food poisoning or even more serious illnesses if consumed.
Cinnamon rolls are especially dangerous when it comes to eating them after their expiration date. The dough of the cinnamon roll is made with eggs, sugar, butter, and yeast, all ingredients which create an ideal environment for harmful bacteria to grow once left out at room temperature for long periods of time. These organisms can cause cramps and diarrhea as well as infections beyond what the human body can tolerate.
Therefore, it’s best practice to avoid consuming expired cinnamon rolls as they could cause various health issues ranging from mild stomach aches to severe illness requiring prompt medical attention.