Product discovered by Norbert Duffaut presented here as originally. Organic Silicon is particularly beneficial to combat osteo-articular problems (cartilage, arthritis, osteoporosis), and also the problems of poor circulation acting on the collagen web of arteries and veins. Organic Silicon brings greater vitality and tone. This is the formula of organic silicon reference. NOTE: This formula can eat even though European governments have so since January 2010 as a product for external use.