Food Safety Report: Walmart Supercenter, New York 12, Norwich, N.Y., USA 1 year ago • details 8 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, Chills Suspected source: wheatena Onset: Right away, 4 to 12 hours Duration: 12 to 24 hours Sick: Me