Cyanocobalamin is the most common form
Brain Health Neuro Gum Rogan told Rhonda Patrick that he fucking loves chewing Neuro Gum (which, hey, look at that, is a podcast sponsor) before filming the podcast or doing kickboxing workouts
While this effect appears to be related to the magnitude and rapidity of glucose lowering rather than a direct effect of the medication itself, patients with a history of diabetic retinopathy should undergo careful ophthalmologic evaluation before and during treatment, and the potential risks should be weighed against the expected benefits of improved glycemic control
Basic and Applied Zoology, 81, 110
Though there appear to be no risk and few symptoms associated with too much B12, its wise to keep your level within the upper limit of the standard test range.
No receptor desensitization problem has been established for it