Nutmeg — Food safety facts
Do not feed · Cats · full breakdown on the linked food page
Toxic in moderate amounts — causes tremors, seizures and disorientation. Keep spiced baked goods away.
Short answer
Yes, nutmeg is toxic to cats and must not be fed. Even a moderate amount can cause tremors, seizures, and disorientation. Keep spiced baked goods away from pets immediately. Watch for any signs of shaking or confusion, and call a vet or the ASPCA Poison Control line at 888-426-4435 right away.