Small amounts generally safe. Can cause excitement/hyperactivity similar to catnip in some dogs. Large amounts cause GI upset.
Possible hyperactivity, GI upset with large amounts
Very small amounts occasionally. Watch for over-excitement.
Cherry pits, stems, and leaves contain cyanide. The flesh itself is not toxic but can cause digestive upset.
Spinach contains oxalates which can cause kidney issues in large amounts.
Macadamia nuts are toxic to dogs. The exact mechanism is unknown, but they cause neurological and muscular issues.
Almonds are not toxic but can pose choking hazards and cause digestive issues.
Walnuts, especially moldy ones, can contain tremorgenic mycotoxins that cause seizures.
Peach flesh is safe but the pit contains cyanide.