Even though you may not feel it, your immune system works 24 hours per day and that is why you need to take care of it. Redoxon® Advanced is a high strength formula that contains 10 vitamins and minerals* to help keep your immune system - your body’s natural protector - on top form. Vitamins (C, A, D, B6, B12, & Folic Acid) & Minerals (Zinc, Iron, Copper & Selenium) help support your immune system - your body’s natural protector. Vitamin A, Vitamin C, & Zinc help maintain your skin - the body’s first line of defence. Vitamin C, Folic Acid, Iron, Vitamin B12 and B6 each help to reduce your tiredness and fatigue.