HALIBORANGE TEENS OMEGA-3 DHA X30 CHEWABLE CAPS provide vitamins A, C, & D with high levels of essential Omega-3 fatty acids which help maintain brain function.Omega - 3 DHA: Contributes to normal brain function.Vitamin A: Supports normal vision.Vitamin C: Supports the immune system.Vitamin D: Essential for normal growth and development of bones.