"EPA websites that indicated chlorine dioxide makes a fantastic water purification treatment, but it oxidizes iron. I asked a pharmacist about this and he told me that this could potentially cause anemia.

"effective microbiological control including biofilm and against water bacteria." "Does not create odors, or eye irritation: Chlorine Dioxide does not generate chloramines in water. Chloramines are the causes of the “chlorine” odor that is detected in pools and jacuzzi." "Improves Skin, no Allergies to Chlorine Dioxide: Customers who have skin problems such as ***eczema and psoriasis will experience relief without inflammation***. It is not necessary to rinse or shower after using the spa/pool treated with Chlorine Dioxide" "If you still need to use with chlorine (large outdoor pools and public swimming pools), SPA-CLO2 will reduce your chlorine consumption, combined chlorine and chlorine smell." "Regular use of SPA-Clo2 and proper circulation will eliminate the Biofilm from your spa’s equipment, plumbing, and also your filter. Technically, if your water is at +/- 1 ppm (chlorine dioxide) and you are not using any other chemicals, your Hot Tub water is potable"