combining them in one injection is meant to engage the full repair sequence at once and may produce a more consistent response
Raw cruciferous veggies are a decent source, but you would have to eat a whole bunch of broccoli with all the gaseous consequences your spouse will suffer
Glutathione Stimulates Vitamin D Regulatory and Glucose-Metabolism Genes, Lowers Oxidative Stress and Inflammation, and Increases 25-Hydroxy-Vitamin D Levels in Blood: A Novel Approach to Treat 25-Hydroxyvitamin D Deficiency
Here are some cases: A 52-year-old woman reacted to an intramuscular cyanocobalamin B12 shot, but later received oral B12 with no adverse effects
The role of pulmonary drug delivery in modern therapeutics: an overview
PubMed Central, He, Wei, et al