Hydrogen Water is Antibacterial and May Promote Oral Health ULTRA H2 is an innovative product that offers high-quality and advanced hydrogen generators that produces Molecular Hydrogen water, which is a powerful anti-oxidant and has a potent therapeutic effect on the human body. Ultra H2 has the newest and most advanced Japanese Technology that creates Molecular Hydrogen up to 1,500 PPB, the highest in the industry of Portable Molecular Hydrogen Medical devices.