The mineral rock cartridge contains calcium, iron, magnesium, potassium, zinc and other trace elements. It continuously releases these minerals.
The World Health Organization recommends drinking water to contain calcium, iron, magnesium, potassium, zinc, copper and manganese. Santevia Water Filer System contains all these minerals.
Depending on the degree of use, the mineral rock cartridge needs to be replaced after 3-5 years.