Food Safety Report: El Pollo Loco, Sherman Oaks, Los Angeles, CA, USA 2 years ago • details 89 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps Suspected source: Cinnamon rolls El pollo loco Onset: 12 to 24 hours Duration: 4 to 12 hours Sick: 2 people