Food Safety Report: Green Grapes, Walmart Supercenter, Walmart Drive, Huntington, Indiana, USA 2 years ago • details 17 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: not sure maybe green grapes Onset: 12 to 24 hours Duration: 4 to 12 hours