Food Safety Report: Ovaltine, Walmart Supercenter, Forest Drive, Columbia, SC, USA 8 months ago • details 17 Suspected food poisoning. Symptoms: Diarrhea, Stomach Pain Suspected source: OVALTINE Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: Me. Additional information: Bought can of 'rich chocolate ovaltine… See more