DHA of Norwegian small fish contains immune protein. These immune proteins will play a role quickly after entering the human body, which can help us to enhance human immunity, so it is very suitable for the elderly to drink children. Norwegian fish DHA can protect our eyes. We all know that DHA can supplement vitamin A and vitamin D. These two vitamins have the same function of helping us protect our eyes, which can not only make our eyes brighter, but also help us improve retinal health. The effect of DHA is excellent.