Supercharge your water with H2 Boost Molecular Hydrogen. This powerful, neuroprotective antioxidant selectively targets harmful free radicals and penetrates the blood-brain barrier to help defend against oxidative stress and premature aging. With up to 12 ppm (parts per million) of hydrogen per serving, H2 Boost tablets are clinically proven to support improved cognition, increased energy, enhanced athletic performance, mitochondrial health, mild weight loss, and whole-body homeostasis.