Leibovitz is Editor-in-Chief of the Journal of Optimal Nutrition (JON)
Dox treatment of HT-1080 RNR Dox cells resulted in expression of both RRM1 and RRM2 (Fig 5E)
Indeed, GLUTag cells express the IL-6 receptor, and IL-6 treatment increases GLP-1 secretion in a dose-dependent manner, where acute IL-6 treatment increases GLP-1 exocytosis in a JAK2-STAT3-dependent manner, and chronic IL-6 treatment increases GLP-1 content and glucose uptake in a sodium glucose transporter 1-dependent manner in the L cell (Ellingsgaard et al., 2011)
The confusion likely stems from two sources: unrelated concerns about high-dose intravenous glutathione injection practices used in some cosmetic clinics (a different delivery method with a different risk profile), and complex ongoing research into glutathione's role within existing cancer cells which is a completely separate scientific question from whether a healthy person taking an oral supplement faces increased cancer risk
Helpful context before the funnel FormBlends Editorial Context Reviewed May 14, 2026 Eden Health monthly costs for GLP-1 weight loss range from $0 to $300+ in 2026, depending on employer coverage