The pi cup changes your water to alkaline water which helps maintain the body's ph level. it neutralises excess acid in the body for effective mechanism... a must have for every household to live a healthy lifestyle... it has a powerful anti-oxidation that neutralizes radicals in the human body, it activate oxygen and protect dna from oxidation damage. it improvement in the liver function. This alkaline cup revives damaged cells in the body due to narcotics and reduces Cholesterol in the body...