Excess B12 is excreted through urine as a water-soluble vitamin, reducing the risk of toxicity
Shelf life up to 24 months when stored lyophilized
Amount of vitamin b12 that reaches blood: Vitamin B12 Injection For Dogs Delivers Larger Amount Of Cobalamin In Blood-Picture Courtesy: MetLife Pet Insurance By giving vitamin b12 orally, you cannot estimate what amount of nutrient that has reached the blood
For example, 7.5mg could be divided into two 3.75mg injections 3-4 days apart
In mouse models of insulin resistance, it significantly inhibits NNMT activity in liver and muscle, reduces NAM methylation, increases intracellular NAD+, activates the SIRT1 pathway, promotes phosphorylation of insulin receptor substrate 1 (IRS1), enhances insulin signaling, improves insulin sensitivity, and increases glucose uptake and utilization
To call it vital would be an understatement