Food Safety Report: Salad, Sweetgreen, Promenade Way, Thousand Oaks, CA, USA 2 years ago • details 44 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills Suspected source: salad Onset: 4 to 12 hours Duration: Less than 4 hours