Eating wet or moist food all the time can cause foul breath and foul stools, what is he eating?
Sudden bad breath is also a sign of illness or an infection (i.e. rotting tooth).
Usually bad breath in kittens has to do with diet.
Callie, (9 yrs old) cat;
ZsaZsa (AKA Demon): (20 months old) cat;
Alley (AKA Alley-girl, Clutz): (20 months old) cat;
Mia: (9 yrs old) 1/2 beagle/ 1/2 mutt doggie
Chunk (August 20, 2007 - April 1, 2009 RIP)
A lot of Foster Babies along the way - kittens, birds, puppies & lizards - oh, my!