Tevida The best thing you can do to protect yourself is to support your intestinal health. You can do this better with high-quality probiotics, not vitamins, to boost your immune system's health. Probiotics are healthy bacteria that are eaten for the purpose of vaccinating the intestine. Buy quality probiotics from a trusted internet source or specialty supplement store. There are three things you should know when buying probiotics: make sure there are multiple strains of bacteria, there are…