yes terribley i would wait and see if you can take some upset stomach medicine or something.
Rotten nuts can make people sick.
Yes.
It could make him very sick.
No, yogurt is very bad it can make them very sick as horses are herbivores, accustomed to eating grass and hay.
yes
Most unlikely to be the cause of flare up
ya
yogurt
yogurt is not a bacteria, but bacterias make yogurt
no bacteria are used to make yogurt
yes. for that matter you can get sick using fresh shortening. use butter.
Milk + Bacteria = Yogurt