All zipvit fish oils are sourced from the north atlantic using trawlers to catch the fish we do not use fish reared in fish farmsan excellent source of epa and dha omega 3 fatty acids and provides an excellent source ofvitamin a dvitamina a d contributes to the normal function of the immune systemvitamin a contributes to the maintenance of normal skin and the maintenance of normal visionvitamin d contributes to the maintenance of normal bones and muscle functionvitamin d contributes to the