The low calorie content of basa makes it an excellent food if you're trying to reduce your calorie intake. In fact, one 4.5-ounce (126-gram) serving has just 160 calories ( 1 ). Additionally, some studies show that fish proteins may help you feel fuller for longer than other animal protein sources.
It is a type of catfish and its Latin name is Pangasius bocourti. Basa is said to be inexpensive because it grows fast, it's easily harvested and it's processed in factories near the farm. Being able to get the fish to market without the expense of maintaining a fleet of fishing boats helps keep the price low.