vitamin c and glutathione iv therapy & Therapy: Path to Optimal Wellness Glutathione IV Drip Therapy |

2018 Aug 1;39(4):489-517

However, a somewhat similar study found a significant benefit

Bei Auftreten von ungewhnlichen Symptomen wie ungeklrten Gewebewucherungen, anhaltenden allergischen Reaktionen, schwerer Atemnot oder Bewusstseinsstrungen ist sofort der Notarzt 112 zu verstndigen

Glutathione deficiency in the pathogenesis of SARS-CoV-2 infection and its effects upon the host immune response in severe COVID-19 disease

The treatment comparison reveals GHK-Cu discontinuation profile proving more favorable than retinoids (less dependency, no rebound, better benefit retention) while similar to vitamin C and niacinamide (gradual decline, moderate long-term retention, low dependency)