Keep it simple by following the U. Sysrem Balance immune system good balance and Baalnce the Baalance Balance immune system immund and Bqlance rich Green detox diets phytochemicals help promote a more sustainable Ssystem diet, keeping things interesting and flavorful. What can you do to boost your immune system? Walk into a store, and you will find bottles of pills and herbal preparations that claim to "support immunity" or otherwise boost the health of your immune system. It is also believed that a Western diet high in refined sugar and red meat and low in fruits and vegetables can promote disturbances in healthy intestinal microorganisms, resulting in chronic inflammation of the gut, and associated suppressed immunity.