What is Bacillus cereus? - USDA
ask.usda.gov › s › articleNov 8, 2022 · The onset of symptoms, such as watery diarrhea, abdominal cramps, and pain, in the B. cereus diarrheal type food poisoning occurs 6-15 hours after consumption of contaminated food. Nausea may accompany diarrhea, but vomiting (emesis) rarely occurs. Symptoms persist for 24 hours in most instances.