41+ Betta Fish Not Eating. Betta fish are great to watch. As a first option and the best course of action, you should take your betta fish to your local vet and see if they can diagnose any issues.
Bettas are small, carnivorous fish, which means they need high amounts of protein in their diet to survive and thrive. If your betta fish isn't eating, here's a list of possible reasons why Reason being they can be killers.
Just like cats and dogs, betta fish can dr.
It seems like an obvious reason but it isn't all so clear. In the wild, betta fish eat other small, meaty creatures such as bloodworms, daphnia, mosquito larvae, brine shrimp, and even other tiny fish. The betta fish eats way less than what you would think. Explore the causes of new betta fish not eating pellets and flakes, swimming, spitting out food and swimming sideways in new tank.