There are many variables involved in a treatment program with B12 injections
while respiratory viral infections cause antioxidant enzyme expression/activity inhibition associated with reduced Nrf2 nuclear localization, decreased cellular levels and reduced ARE-dependent gene transcription (Komaravelli and Casola, 2014)
Best for: fat metabolism support, weight management programs, GLP-1 medication adjunct (semaglutide, tirzepatide), liver health, insulin sensitization
Despite its growing popularity among athletes and its wide availability through non-regulated sources, there is minimal human data available. Vasireddi et al., American Journal of Sports Medicine, 2025 This gap matters
382 One study reported that, 383 treating HCT116 cells with a low concentration (0.3 mM) of GYY4137 (a slow-release H 2 S donor) increased the proliferation rate of HCT116 cells, while enhancing mitochondrial function and glycolysis, thereby promoting tumor growth
Note: 100 units would equate to 2,500mcg & 200 units would equate the total 5,000mcg