Cats should not eat shrimp heads. Shrimp heads are difficult to digest and may harm a cat's health. They contain high levels of histamine, which can cause allergies, poisoning, and even death in cats. The hard shell of a shrimp head can damage the oral mucosa and intestines, potentially causing blockages.

To protect your cat's health, it is recommended not to feed them shrimp heads or other human food to avoid unnecessary health risks. If your cat accidentally ingests a shrimp head or other foreign object, closely observe its reaction and seek veterinary attention immediately if any abnormalities are observed.