TDS, pH & Water Quality

Is RO water safe to drink daily? Honest answers on minerals, low TDS, pH, the WHO view, when RO is needed and how to make RO water healthier with TDS control.

Does boiling, UV or a candle filter reduce TDS? See which methods actually lower TDS in water, how much RO reduces it, and how to bring high RO TDS back down.

What pH drinking water should have (BIS 6.5–8.5), why RO water can be slightly acidic, how to test pH at home with drops, and when an alkaline filter helps.

Learn how to use a TDS meter correctly: switching on, dipping, reading ppm, testing tap vs RO water, calibration, temperature and the mistakes that give wrong readings.

What an alkaline or mineral filter in your RO actually does, the myths around it, and when to replace it.

Safe TDS levels for drinking water in India, a simple TDS chart, how to test TDS at home, and when you actually need an RO purifier.