Reverse osmosis filtration removes essential minerals from water, requiring remineralization.

“Just be aware that reverse osmosis also strips out minerals and trace elements, so it’s smart to remineralize using mineral drops or a mineral supplement.”

“reverse osmosis filters don't just remove the bad they also strip away beneficial minerals and Trace elements so this is everything from calcium magnesium potassium sodium phosphorus a variety of other zinc iron copper and selenium iodine maganese and on and on”