This Advanced Immune Booster Pack has a 30 day supply of Vitamin C, Vitamin D, a Probiotic, and a Multivitamin AND L-Lysine and Mycel Immune Plus. All of these will help boost your immune system against bacteria, chemcial toxins, fungus, and viruses. 
 
They are already individually packaged for each day for your ease and convenience. No more remembering if you took the right vitamins on the right days!