Can dogs eat cherries?
✓ Reviewed against PDSA, Blue Cross & Animal PoisonLine guidance · Last updated: 2026-07-06
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The full picture
Cherries are one of those fruits where the risks clearly outweigh the benefits. The pits, stems, and leaves all contain cyanogenic glycosides — compounds that release hydrogen cyanide when chewed or metabolised. A single accidentally swallowed whole pit is unlikely to cause cyanide poisoning in a medium dog (the amount released is small), but several chewed pits, a handful of cherries with pits intact, or a small dog eating even one chewed pit is a different situation.
Beyond cyanide, pits are a classic intestinal obstruction hazard — they're hard, round, and around the right size to lodge at the ileocolic junction in small dogs. Maraschino cherries (bar cherries, glacé cherries) add high sugar and sometimes artificial sweeteners or red dye to the risk list. Black cherries, sour cherries, sweet cherries — all the same rules apply.
The flesh of a ripe cherry is technically not toxic, but extracting it cleanly while leaving zero pit or stem fragment is not practical. Safer sweet-fruit options (blueberries, watermelon, strawberries) give you the treat without the risk management.
If your dog has already eaten cherries
- If your dog ate only the flesh (no pits, stems, or leaves), watch for stomach upset but no immediate emergency
- If pits were eaten — especially chewed — call your vet; cyanide symptoms can develop within hours
- If a whole pit was swallowed, watch for signs of intestinal blockage (vomiting, reduced appetite, no poo) and call your vet
- Signs of cyanide toxicity include red gums, difficulty breathing, dilated pupils — emergency vet immediately
Risks to watch for
- Cyanide poisoning from pits
- Intestinal blockage
- Choking hazard
- Stomach upset from sugar
Safe portion size
None recommended. At most, one fully pitted cherry for a medium dog occasionally.
Safer alternatives
- Blueberries
- Seedless watermelon chunks
- Strawberry halves
Safe alternatives to cherries
Pitted, seedless fruit is the safer route if you want to give a fruity treat: a few blueberries, a slice of seedless watermelon, or a small piece of peeled apple (core and seeds removed — apple seeds contain a small amount of the same cyanogenic compound as cherry pits) all give sweetness without the pit risk.
Does size or breed matter?
The cyanide risk from pits scales with the number of pits relative to body weight, so small dogs are at greater risk from the same number of pits than large dogs. The choking/obstruction risk from a whole pit is also proportionally higher in small and toy breeds. There's no specific breed sensitivity beyond body size.