One of the first principles taught by Dr McDaniel is consuming "good" water, meaning distilled or reverse osmosis (R/O) water (mineral free water). "The biggest pollution is in what you drink" says Dr McDaniel. The TDS (Total Dissolved Solids) meter will measure the "solids" in the water you consume.
Test your city tap water, bottled wa
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TDS meter helps me with the type of water I’am drinking.
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cheryl · March 3, 2026
I have been using the meter to test our various sources of water. I has been interesting to see the variations. It helped us to decide to use distilled water with our Zeta-aid.