Effects of Dietary Vitamin E Supplementation on Growth Performance, Body Composition of Golden Trevally, Gnathanodon speciosus

Golden trevally, Gnathanodon speciosus is a new candidate for aquaculture in Viet Nam. This species has rapid growth, high market value, delectable flavour. Finding solutions to enhance production by promoting growth necessary golden trevally aquaculture. Vitamin E one of the feed supplements which proven benefit on other but there not been any study trevally. Therefore, this experiment was designed test effect vitamin speciosus. Three levels (50, 100, and 200 mg kg-1 diet) were supplemented basal diet (control diet). There 4 treatments 3 replicates each treatment. The (initial weight 7.63 g ± 0.13 (SEM)) fed experimental diets eight weeks. performance protein lipid content tissues evaluated. At end feeding trial (week 8), presence fish's resulted significant increase its rate (P < 0.05). survival fish containing 50 - substantially higher than that control fish. In addition, flesh increased significantly as their rose. For optimal survival, it recommended supplement with at least per kilogramme. conclusion, supplementing improves body composition juveniles species. As first effects worthy investigation.