Esberitox delivers uniquely powerful immune system support. Its different from simple single-herb Echinacea products because it is made with an herbal combination of Wild Indigo and White Cedar leaf that makes it a more powerful immune booster. It is one of the few immune products on the market that has been shown to be effective through double-blind, controlled studies. It works especially well for respiratory and ear infections. The great tasting, chewable tablets are supplied in an easy to take with you blister packet and are great for the kids. A product of Germany.