Raising red goldfish can be fed animal feeds such as water fleas, earthworms, Tenebrio molitor, caterpillars, skin worms, etc. The main food is earthworms and white sesame seeds. Both red and black earthworms can be fed. Do not feed the purchased low-quality goldfish feed. Because this kind of feed is too starchy, has poor nutrition, is not easy to digest, and the water quality is easily polluted, the Heding red goldfish eats malnutrition, the growth of the red goldfish is slower, and it is easy to get sick. As long as the crane-top red goldfish eats easily digestible food, it will not die. Usually once a day in the morning and once in the afternoon, it is not advisable to feed more than enough to eat up, otherwise it will pollute the water quality.

Heding red goldfish are very sensitive to diseases and changes in water quality, If you pay more attention in the usual feeding, you can completely eliminate hidden dangers in advance and avoid losses. The purer the red goldfish, the more sensitive it is to changes in the environment. Hybrids with poorer quality can resist more adverse factors, and slight changes in water quality will not cause them discomfort, and owners may therefore ignore potential hidden dangers in the fish tank.