Finally, to ensure the removal of heavy metals and other toxic substances, chelating agents like EDTA (ethylenediaminetetraacetic acid) are sometimes used in treatment processes. These agents bind to metal ions, preventing their re-precipitation and facilitating their removal from the water.
Despite its promising benefits, it is essential to approach PQQ supplementation with caution. While most studies indicate that PQQ is safe and well-tolerated, individual responses can vary, and potential long-term effects are still being studied. Therefore, consulting with a healthcare professional before starting any new supplement regimen is advisable.