First of all, you have to check whether your water temperature is suitable, usually around 25 degrees. If the temperature is too low, it may lead to not eating.

You can observe whether there is any Lesions, scales off, white spots, or flocculent, if sick, may also lead to not eating, it is recommended to isolate.

In general, mys shrimp or eagle claw shrimp are fed. You can check if there is any problem with the bait you feed. If possible, you can disinfect it with ultraviolet rays, and then chop it into small pieces and feed it.