Food Safety Report: Siopao, 7-Eleven 3545 Calabash, Calabasita Street, Sampaloc, Manila, Metro Manila, Philippines 1 year ago • details 22 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Stomach Pain Suspected source: Convenience store siopao Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me Additional information: Maybe they forgot to… See more