Well you see your immune system needs vitamins and minerals to keep running real good,here are some really great juices that can be very simple to make and that is very healthy also first we have apples and carrot and orange juice which can help your body protect your self and to fight infections drinking this in the mornings is very filling and super healthy and the best way i found to do this is with a blender or smoothie maker and the nutrients here are like vitamins A,B6,and C.