GSE Preve is a complete line for oral hygiene combining the concept of sophisticated technology with the extraordinary properties of Grapefruit Seed Extract, a powerful natural hygienizer. In formulating this specific product line, Prodeco Pharma has sought for extreme quality, in terms of efficacy, cosmetic pleasantness and pleasantly tasting product. The use of absolutely natural and harmless functional components, together with the presence of Xylitol (extracted from birch bark), and in the total absence of Fluorine and Fluoride, completes the line and guarantees excellent quality.