Peaches (pitted) — Food safety facts
Feed with care · Dogs · full breakdown on the linked food page
Small flesh pieces are safe. The pit contains cyanide compounds and can cause blockage.
Short answer
Yes, a few small pieces of pitted peach flesh are safe for dogs. The main risk is the pit, which contains trace cyanide and is a choking or blockage hazard. Just watch your dog for signs of an upset stomach like vomiting or diarrhea. If you see those, it's best to check in with your vet.