Food Safety Report: Oatly Oat Milk Barista, Richmond, BC, Canada 3 years ago • details 15 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache Suspected source: oatly oat milk barista Onset: 2 hours Duration: so far 8 hours, still have it