Oxy-Powder Bowel Cleanser: non-toxic, safe, effective, & harmless to good bacteria in the intestinal tract. Time-release delivery for better utilisation. Oxy-Powder is a specifically designed compound that has been ozonated and stabilized to release beneficial nascent oxygen into the intestinal tract and body. The time-release delivery ensures that Oxy-Powder will provide an adequate amount of oxygen, slowly, for better utilization by the body.