Immune Defense is a combination of beta glucans, vitamin C, and olive leaf extract and it can be great to use short term for about 10 to 14 days, as soon as you start to get symptoms of a cold or a viral illness. The goal is to shorten the length of the illness or lessen its severity.
Lauren Loya MD
Medical Director, Proviva
Immune Defense: Short Term Cold or Viral Illness Relief.
