When it comes to fish benefits, Trevally fish has to offer a range of health benefits. They are rich in carbohydrates, omega-3 fatty acids, calories, protein and vitamins. From supporting weight loss goals to helping in regularising healthy sleep patterns, from preventing asthma to keeping skin and hair healthy, people also believe consuming this fish can help protects against heart disorders. An ideal dose of vitamin D, including trevally fish in the diet, is also said to be good for brain and eye health.