That’s a very important question — and the article “Why Your Dog Isn't Eating and What to Do About It” (see link: https://allinpets.com/blog/dogs/why-your-dog-isn-eating-and-what-to-do-about-it-21/ addresses exactly this concern.

Here’s a breakdown of what to watch for and what you can do:

* Loss of appetite in dogs can signal anything from mild behavioural or environmental shifts to serious health issues.

* First, check for obvious causes: has there been a recent change in food, environment, routine? Sometimes dogs simply reject a new flavour or are stressed.

* Also consider medical reasons: dental pain, gastrointestinal upset, organ problems, or toxic ingestion could all lead to a refusal to eat.

* Safe initial steps: ensure fresh water is available, remove treats or table-scraps (so your dog is actually hungry), offer a bland diet (e.g., plain chicken & rice) in low-stress conditions.

* If the dog hasn’t eaten for more than 24 hours, or shows other symptoms (vomiting, lethargy, weight loss), consult a