Balm External Use Organic Silica Silicium G5 gel 500 ml. Studied for topical application on affected areas and act on the source of the problem. Very effective with a wide range of uses. The results of a study shows that Silicium G5 Gel significantly increases the level of human collagens produced by fibroblasts *. In many treatments should complement the silicon oral intake.Silicium Laboratories LLC