A kitten that refuses a meal may be stressed by a new home, but it may also be sick. Kittens have less reserve than adult cats, especially when very young, and can deteriorate quickly when they stop eating. If your kitten is not eating normally, contact a veterinarian promptly rather than waiting a full day to see what happens.
Start with the kitten’s age
A bottle-fed neonatal kitten, a recently weaned kitten, and a six-month-old kitten have different feeding needs. Very young kittens require frequent appropriate nutrition and careful temperature management. If a neonatal kitten refuses feeding, feels cold, is weak, or cries persistently, seek urgent veterinary help. Do not improvise with cow’s milk or force liquids into the mouth; aspiration can be dangerous.
Possible reasons a kitten stops eating
Upper respiratory infection can reduce the ability to smell food. Mouth pain, gastrointestinal illness, parasites, swallowed objects, and changes in food or surroundings are other possibilities. A kitten who wants to eat but cannot chew or swallow needs an examination. Sneezing, eye discharge, diarrhea, vomiting, and lethargy are important details to mention.
Warning signs that require immediate care
Go for urgent evaluation if your kitten is weak, cold, collapsed, struggling to breathe, repeatedly vomiting, has a swollen or painful belly, or may have swallowed string or a toy. A kitten with diarrhea and reduced food intake can become dehydrated quickly. Do not pull on string protruding from the mouth or anus; seek emergency care.
What you can do while calling the clinic
Keep the kitten in a quiet, comfortable environment and offer the usual age-appropriate food. A slightly warmed wet food may smell more appealing to an older, weaned kitten, but do not delay veterinary assessment if the kitten is unwell. Keep fresh water accessible for weaned kittens. Do not give human appetite medicines, antidiarrheals, or leftover antibiotics.
What the veterinarian may examine
The clinic may assess temperature, hydration, blood glucose, body weight, mouth and teeth, and respiratory and abdominal signs. Tests depend on age and symptoms. Treatment may include fluid support, nutritional support, or management of an underlying infection or other illness.
Questions to ask
- How urgently should this kitten be examined given its age and symptoms?
- Is the feeding schedule and formula or food appropriate?
- What signs of dehydration or low blood sugar should I watch for?
- When should I return if appetite does not improve?
Online veterinary advice can help with triage, but a sick or very young kitten may need immediate hands-on care. For related symptoms, see our cat diarrhea guide.
References
Cornell Feline Health Center: Anorexia. Educational information only; not a diagnosis or a claim of veterinary review.
This article is for general education and is not a substitute for care from your own veterinarian. Learn about The Pet Vet and our editorial policy.