Do Water Distillers Remove Fluoride? What the CO Z Actually Filters Out

A water distiller removes fluoride and over 99% of dissolved solids by boiling water and condensing pure steam.

Updated 13 Aug 2026 4 min read 6 sections

CO Z water distiller — Water distiller$113.99Image from the merchant

Yes, a water distiller removes fluoride by heating water to boiling, capturing the steam, and leaving fluoride and other impurities behind in the boiling chamber. The CO Z water distiller uses this process to eliminate over 99% of dissolved solids, including fluoride, chlorine, heavy metals, nitrates, and bacteria.

If you want fluoride-free drinking water without complex filter cartridge schedules, distillation is the most reliable method.

How Water Distillation Removes Fluoride and Other Contaminants

Distillation mimics the natural water cycle. The unit heats tap water until it turns to steam. Because fluoride has a boiling point over 2,000°F and water boils at 212°F, fluoride stays in the boiling chamber while clean steam rises into a condensing coil. The cooled steam drips into a collection container as purified water.

This process removes:

Fluoride (sodium fluoride, fluorosilicic acid)
Heavy metals (lead, mercury, arsenic, cadmium)
Chlorine and chloramines
Nitrates and nitrites
Bacteria, viruses, and cysts
Pesticides and herbicides
Pharmaceutical residues
Dissolved salts and minerals

Unlike reverse osmosis or activated carbon filters that trap contaminants in a medium that eventually saturates, a water distiller for home use physically separates pure water from everything else. You simply rinse the residue from the boiling chamber after each cycle.

What the CO Z Water Distiller Leaves Behind

The CO Z unit uses a stainless steel boiling chamber and a post-distillation activated carbon filter. After distillation removes 99%+ of contaminants, the carbon packet captures any volatile organic compounds (VOCs) that may have evaporated and condensed with the steam. This includes chloroform and benzene, which have lower boiling points than water.

A TDS meter can confirm how well distillation is working: a near-zero reading after distillation indicates fluoride and mineral removal.

One downside: distillation also removes beneficial minerals like calcium and magnesium. If you rely exclusively on distilled water, consider mineral drops or a varied diet to replace trace nutrients. The CO Z model does not remineralize automatically.

For current specs and capacity options, check the latest price on the CO Z unit.

Comparing Distillation to Other Fluoride Removal Methods

Not all filters remove fluoride. Here’s how distillation stacks up against alternatives for a best water distiller comparison:

Method	Fluoride Removal	Maintenance	Cost per Gallon
Distillation	99%+	Rinse chamber weekly	Low after initial purchase
Reverse Osmosis	85 to 92%	Replace membrane yearly	Moderate
Activated Carbon	0 to 10%	Replace cartridge monthly	Moderate to high
Bone Char Filter	90%+	Replace media annually	High

Distillation offers the highest removal rate and the simplest maintenance. You don’t need to track filter life or worry about breakthrough, when contaminants saturate a filter, they start passing through. Steam distillation avoids that risk entirely.

Countertop water distillers for home and office have been used in medical and lab settings for decades because reliability matters when purity is non-negotiable.

How to Use a Water Distiller for Maximum Fluoride Removal

Operating the CO Z unit takes about five minutes of hands-on time per cycle:

Fill the boiling chamber with tap water up to the maximum line (usually 4 liters).
Insert a fresh carbon packet into the spout filter housing if you haven’t changed it in the last 30 cycles.
Plug in and press start. The unit runs automatically for 4 to 5 hours depending on room temperature.
Collect distilled water from the glass or stainless collection jug. Store in a clean, sealed container.
Rinse the boiling chamber once cool. White mineral scale wipes away easily; stubborn deposits dissolve with a citric acid rinse every few weeks.

A typical water distiller for home use produces about one gallon per four-hour cycle. If you need higher throughput, a 5 gallon water distiller runs longer per batch but reduces the number of refill cycles.

Never distill anything other than water unless the manual explicitly allows it. Using a water distiller for alcohol or essential oils leaves residues that contaminate future drinking water batches.

Who Should Choose the CO Z Water Distiller

A countertop distiller suits households that:

Prioritize fluoride removal without guesswork or filter expiration dates
Have moderate daily water needs (1 to 2 gallons for drinking and cooking)
Prefer low ongoing costs over subscription filter services
Want verifiable purity you can measure with an inexpensive TDS meter

The CO Z unit works well in apartments, RVs, and offices where installing an under-sink system isn’t practical. The compact footprint fits most counters, and the glass collection jug prevents plastic leaching.

CO Z portable ice maker — Portable ice maker$89.99Image from the merchant

If you’re comparing options or want to grab the code for 5% off sitewide, note that CO Z also carries a portable ice maker and other small appliances, handy if you’re outfitting a new kitchen or break room.

Maintaining Your Distiller for Consistent Fluoride Removal

Mineral buildup reduces efficiency but doesn’t compromise purity. Scale on the heating element makes cycles take longer and wastes energy. We recommend:

Rinse after every cycle while the chamber is still warm
Deep clean monthly with white vinegar or citric acid solution
Replace carbon packets every 20 to 30 gallons (the unit reminds you)
Inspect the condensing coil quarterly for any residue or discoloration

A well-maintained unit lasts years. The stainless steel construction resists corrosion, and replacement parts (heating elements, carbon filters) are inexpensive and widely available.

Discussions on water distiller Reddit threads confirm that consistent cleaning is the single best predictor of longevity. Users who skip chamber rinses report faster scale accumulation and shorter element life.

If you live in an area with extremely hard water, consider pre-filtering with a basic sediment or carbon filter. This reduces the mineral load and extends time between deep cleans without affecting fluoride removal, the distillation step still does that work.

Questions

Does a water distiller remove 100% of fluoride?

Distillation removes over 99% of fluoride because fluoride's boiling point is much higher than water's. The tiny trace that remains is typically below detectable limits for home TDS meters.

How long does the CO Z water distiller take to produce a gallon?

The CO Z unit produces about one gallon of distilled water in four to five hours, depending on room temperature and incoming water temperature. Plan ahead or run it overnight for morning availability.

Can I use distilled water from the CO Z for baby formula?

Yes, distilled water is safe for baby formula and is often recommended because it contains no fluoride, chlorine, or other additives. Always follow your pediatrician's guidance on formula preparation.

Do I need to replace filters in a water distiller?

You only replace the small activated carbon packet every 20 to 30 gallons, which costs pennies per change. There are no expensive membrane or cartridge filters to track or replace regularly.

Will a water distiller remove chlorine and heavy metals too?

Yes, distillation removes chlorine, lead, mercury, arsenic, and virtually all dissolved solids along with fluoride. The carbon post-filter catches any volatile organics that evaporate with the steam.

Is distilled water safe to drink every day?

Distilled water is safe for daily consumption. Because it lacks minerals, ensure you get calcium and magnesium from food or consider adding trace mineral drops if distilled water is your sole source.