If a dog chews up a sharpie is it harmful?

If a dog chews up a Sharpie, it can be harmful due to the potential ingestion of ink and plastic components. The ink may contain toxic substances that could cause gastrointestinal upset or other health issues. Additionally, sharp plastic pieces can pose a choking hazard or lead to internal injuries. It's important to monitor your dog for any signs of distress and consult a veterinarian if you have concerns.