Should You Filter Fluoride from Your Drinking Water? A Balanced Guide

Fluoride is added to most Australian town water supplies at approximately 0.6–1.0 mg/L for dental health benefits. Whether to filter it out is a personal choice — here’s a balanced guide to help you decide.

See our Reverse Osmosis Water Filters Guide or browse our fluoride removal filter range.

What Is Fluoride and Why Is It in Australian Water?

Fluoride is a naturally occurring mineral. Australian state and territory health authorities add fluoride to town water supplies at low concentrations to reduce tooth decay — a practice endorsed by the Australian Dental Association and the National Health and Medical Research Council (NHMRC). The target concentration (0.6–1.0 mg/L) is set well below levels associated with adverse health effects.

Why Some People Choose to Filter It Out

Filtering fluoride is a personal choice, not a safety necessity for most Australians on town water. Common reasons people choose to filter it include:

• Personal preference for controlling what’s in their drinking water
• Households with infants, where formula preparation with fluoridated water may contribute to fluoride intake above recommended levels for that age group
• Individuals with specific health conditions where their doctor has recommended reducing fluoride intake
• General preference for the taste of water without added fluoride

Which Filters Actually Remove Fluoride?

Not all filters remove fluoride. The methods that work are:

• Reverse osmosis — most effective (90–99% removal). See our RO Guide.
• Activated alumina — effective in gravity-fed systems. Our 97% Fluoride Reduction Ceramic Dome and UltraCeram Cartridge use this technology.
• Bone char — partial removal, natural option.

Standard carbon, KDF, ceramic, and sediment filters do not remove fluoride.

Frequently Asked Questions