Food Safety Report: Jimmy John's, Jefferson Highway, Osseo, MN, USA 2 years ago • details 6 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Jimmy John’s or cheerios Onset: 4 to 12 hours Duration: Several days Sick: 2 people