Being 100% pure electrolyzed water product ~ without water impurities and 0 side effect from water such as yeast infection and bacteria infection. *Normal water content is actually the root cause to many skin problems in humid countries like Malaysia All the products are using the same Japan technology's electrolyzed water but different product functions have different need of cleaning power. Refer above chart, for example ~ only 2 products that can use directly on our furkids' body are the P.A.W.S and Ear Cleaner Solutions while the rest are mean for household cleaning purposes.