PupkeeperCaution
Can dogs eat apple cores and seeds? Caution
Caution. Apple flesh is safe, but the seeds contain cyanide compounds and the tough core and stem can cause choking or a blockage.
What to do now
- Watch your dog closely over the next day for vomiting, gagging or not eating.
- Call your vet if your dog ate several cores or a lot of seeds, or shows any of these signs.
- Call your vet now if your dog has trouble breathing or very red gums.
Don't
- Don't give apple cores or seeds as treats.
How to give it safely
Remove the core, stem and seeds before sharing apple.
Signs to watch for
- Choking or gagging
- Digestive upset
- Difficulty breathing
- Panting
- Dilated pupils
- Bright red gums
Why
Apple seeds, stems and leaves contain cyanide-releasing compounds that can harm dogs in large amounts. The core and stem are tough and hard to digest.
Sources
Guide reviewed 9 October 2026.
General information from the sources above, not a diagnosis. When in doubt, call your vet.