What does it mean when a cat throws up yellow?

A cat throwing up yellow-colored liquid may be an indication of numerous illnesses from indigestion to kidney disease. Yellow-colored liquid is usually consisted of stomach acids and bile, which is often projected because the stomach is empty and its lining is being irritated.

What should I do if my cat is vomiting yellow?

If your cat vomits bile persistently or their sickness is accompanied by other health issues such as diarrhoea, loss of appetite or lethargy, seek urgent advice from your vet.