PuripHy is a combination of liquid sodium bicarbonate, potassium bicarbonate and potassium hydroxide. PuripHy can be added to liquids to help to reduce dietary acids in the stomach and small and large intestine and to rid the water of harmful bacteria, yeast and mold. PuripHy also helps to buffer the stomach acids of hydrochloric acid which can lead to acid reflux and heartburn. It helps to protect from dietary acids the alkaline environment of the alimentary canal, especially the small intestine and the delicate intestinal villi.