There is no such thing as a balsa fish that should not be eaten, it is just not recommended to be consumed in excess. Basa fish is produced in the tropics, in order to extend the shelf life of the fish, after the slaughter of the fish will be added preservatives, so there will be Basa fish should not be eaten. However, preservatives are additive ingredients and safe preservatives will not affect human health. Balsa fish belongs to edible freshwater fish, balsa fish meat is more tender, nutrients are also rich, protein content of about 18%, is a high-protein food, moderate consumption of balsa fish can be for the body to replenish energy, replenishment of high-quality protein and so on. However, because of the fat content in the fish, it is not recommended that patients with high blood pressure and high blood fat consume, so as not to aggravate the condition. If the quality of balsa fish purchased is poor or improperly handled, etc., it will cause harm to the human body and may cause adverse reactions such as nausea and vomiting after consumption.