The immune system defends the body against all diseases and health conditions. It works every day, every time even when the body is at rest. Sometimes the immunity is low, and a microbe may invade and cause a health problem. That’s why everyone needs to try an immune system booster. Not just a microbe but also several factors like diet, exercise, age, psychological stress, pollution, toxins, and others may affect body’s immune response. Before using any immune boosting product, it is necessary to know about immuno-boosters, their types, uses, and warnings (if any) about different available options. Read about different types of natural immune boosting herbs and biochemical immuno-modulators here.