Moderate eating frozen balsa fish fillet is generally not harmful, but can be supplemented for the human body protein, saturated fatty acids and other nutrients.
Basa fish fillet belongs to freshwater fish, its meat is tender, relatively high nutritional value, per 100g Basa fish fillet contains protein 17.3g, saturated fatty acids 1.4g, carbohydrates 16.1g, potassium 0.388g, phosphorus 0.25g, eat frozen Basa fish fillet in moderation can be supplemented with the above mentioned nutrients for the body, and there is no harm.
However, in order to maintain the quality of the food and prolong its shelf life, frozen fish fillets may be added with food additives such as polyphosphates, carbonates, citrates, etc. However, these food additives are not safe for consumption if they are not used in a safe manner. However, these food additives are safe to consume if they are within the range of safe use.