We want to help you defeat and recover from colds and flu's fast so you feel healthy again quickly... and that's exactly what we do with IMMUNE BOOSTER! This product is the #1 rated all natural immune boosting supplement available. It's a safe, effective natural way to boost your immune system against colds, flu and sickness. Taken at the onset of any common illness it is highly effective at helping to shorten and alleviate the duration and severity of colds, flu's and common infectious illnesses. This is a 1 month supply.