Bad teeth or gingivitis in cats can cause terrible mouth odors. Annual vet dental cleanings help.
Bacterial or fungal skin infections can cause foul skin odors in cats. Seek treatment from your vet.
Impacted anal glands can cause a bad fishy smell. Have your vet check them and express them if needed.
Cats spraying urine on walls and objects creates strong ammonia odors. Address the root cause.
Bacterial or yeast ear infections in cats can cause a nasty smell. Get prompt treatment from your vet.
Kidney failure can make cats smell like urine due to waste buildup. Manage with diet and fluids.
Uncontrolled diabetes leads to a fruity smell from ketones on a cat's breath. Insulin helps.