Unfortunatelly this product is just another "great Idea" only for the ones that profit out of it. People that have no education about the subject are surely to buy it and try it out. Soon enough they will realise that if you stop using it their gum problems will reapear. The only way to cure gengivitis is by removing what causes it. And what is that? Bacteria in the sulcus. How do you clean bacteria in the sulcus? Plain and simple dental floss.Good luck to all. Don't beleave in the video above