MSG can decrease taurine. Trauma, surgery, radiation therapy, burns, muscle diseases, steroid use, intestinal dysfunction with bacterial overgrowth of the small bowel can all lead to excess loss of taurine in the urine & subsequent deficiency.
Newport-You even said to fix poisoning by taking Mag Taurate(taurine) This supplement is somewhat expense so you can alternate with taurine and transdermal magnesium.
"MSG will deplete your CoQ10, primarily from heart and brain and neutralize your Taurine. A fix for inadvertent poisoning is Pharma grade CoQ10 and Mag. Taurate (contains Taurine)."