Alka Power’s Natural Ionic Calcium Alkaline Reverse Osmosis System is one of the most convenient and economic methods of reducing dissolved solids in potable drinking water. This means drastic reductions in impurities such as salts, sugars, particles, dyes, germs, bacteria and virus. You get the best quality of natural Ionic calcium alkaline water, at your finger tips 365 days a year, and at only a fraction of the cost.