ImmunoSil stops the survival ability of nitrogen breathing pathogens. Most harmful bacteria are nitgrogen breathing, the bacteria will struggle to survive or multiply in the presence of ImmunoSil. The product will begin protecting your immune system within the first 48 hours of regular dosing. In addition, ImmunoSil is tasteless, odorless, and generally free of side effects. Immunosil will not harm the good bacteria in your body. Pathogens are, however, being pulled out and flushed by the system. In a few instances people have reported experiencing light flu-like symptoms the first few days, however rare.