Has anyone ever been harmed by a xZubi Neutralizer? Sue April 11, 2017 00:10 Updated Follow Of course not. xZubi is composed of all natural Earth elements. Related articles What if my xZubi gets wet? What is the technology behind the xzubi disc? How does it work? How long will my xZubi last? How will I know when my xZubi is working? Does xZubi work on all wireless phones? Comments 0 comments Please sign in to leave a comment.