Billboard in non-fluoridated Petone for the whole of May 2017. For links to source and more information see this page – “MoH says fluoridation reduces dental decay by 40% – no it doesn’t!“ Related postsMajor US study shows fluoride lowers IQAugust 20, 2026And yet another study showing potential fluoride harmJuly 22, 2026Survey – effect of stopping fluoridation on votingJune 5, 2026Fluoride Harm: Suppressed Science and Silenced VoicesJanuary 14, 2026US Government says ingestible fluoride NOT safe for most childrenNovember 3, 20252025 CandidatesSeptember 23, 2025