You get a series of B12 shots, day-in and day-out, as a way to replenish your body with the B12 that it cant absorb through the stomach
Clinical Pharmacology Considerations for Peptide Drug Products: Guidance for Industry
3.3.1 Plasma GSH Levels Pharmacokinetic evaluations indicate that SAG achieves higher plasma GSH exposure than equivalent doses of unmodified GSH, with preliminary data suggesting more favorable absorption kinetics
Though it is mostly an emollient that helps soften and hydrate skin, it also has some humectant and occlusive action
Keep a record of any changes that may indicate an allergic reaction or a gastrointestinal problem, however mild
Any discussion of biological activity refers solely to laboratory, analytical, and preclinical research findings