Can eat. According to the query 35 health network shows that the red crucian carp can be eaten, crucian carp is rich in protein, after eating can play a certain diuretic swelling effect, enhance the body. Red crucian carp can be safely eaten. There is no difference with ordinary crucian carp. However, for some friends with indigestion, red crucian carp is a kind of burden, eating too much will cause indigestion and lead to discomfort.