Food Safety Report: Olive Garden Italian Restaurant, 4079 Riverdale Rd, Riverdale, UT 84405, United States 3 years ago • details 32 Comments Comment Suspected food poisoning. Symptoms: Diarrhea,Stomach Pain,Cramps Suspected source: Not sure completely but maybe the meat in the lasagna. Onset: 16 hours Duration: Not sure Sick: 1 Additional information: No