Food Safety Report: KFC Dartford - Priory Shopping Centre, Lowfield Street, Dartford, UK 7 months ago • details 12 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Chills, Headache Suspected source: kfc Onset: 4 to 12 hours Duration: Less than 4 hours Sick: 2 people