Toxicity level
MildModerateSevere
- Lungworm risk
- Days to weeks
- Affects: Lungs (lungworm)
Did you know? Like snails, slugs can pass on lungworm — discourage eating them in the garden.
Verdict
Feed only in moderation
Species
🐱 Cats
Why this verdict for cats
Slugs aren’t toxic to cats, but the slime can cause drooling and stomach upset, and they may carry parasites.
Warning signs to watch for
- Drooling
- Mild vomiting
🍽️ Feeding it safely?
Frequently asked questions
Can cats eat slugs?
In moderation. Slugs aren’t toxic to cats, but the slime can cause drooling and stomach upset, and they may carry parasites.
How much slugs can cats have?
None — slugs is not safe for cats and should be avoided entirely. When in doubt, ask your vet.
Is slugs safe for dogs too?
Verdicts can differ between species. See the dog answer for slugs →
More bugs & critters for cats
By the CanMyPet Editorial Team · Reviewed against ASPCA Animal Poison Control, the American Kennel Club (AKC) and Pet Poison Helpline · Last updated June 22, 2026.
Sources
- ASPCA — People Foods to Avoid Feeding Your Pets
- American Kennel Club — Dog Nutrition
- Pet Poison Helpline — Poison List
CanMyPet provides general information reviewed against trusted sources (ASPCA, AKC, Pet Poison Helpline). It is not a substitute for professional veterinary advice. When in doubt, always contact your veterinarian.