 Natural Mineral Water |
 Distilled Water |
 Reverse Osmosis Water |
 Filtered Water |
 Boiling Water |
|
|---|---|---|---|---|---|
| Origin | Rainforest water | Tap water | Seawater/brackish water | Tap water | Tap water |
| Process | Filtered naturally through underground rock & sandstone strata | Boiled water turn vapor then back to water, killing germs & leaving impurities during the process | Pressure is used to force water molecules through a semipermeable membrane which remove impurities during the process | A water filter is made of a porous substance which holds back impurities while water passes through | Boiled for at least fifteen min at 100 degrees Celsius to effectively kill germs |
| Health Implication | Mineral essentials for body | Safe for drinking | Safe for drinking | Dissolved heavy metal may be present | Heavy metal may remain depending on the tap water used |