Food botulism is the dominating form of the disease, and paralytic symptoms generally appear after an incubation period of 12–36 hours (up to several days) after consumption of the toxin-containing food.
Haiguse valdav vorm on toiduga saadav botulism. Halvatussümptomid tekivad toksiini sisaldava toidu söömise järel pärast peiteaega, mis tavaliselt kestab 12– 36-tundi (harva kuni mitu päeva).