where should a b12 injection be given How to Inject Vitamin Best Vitamin B12 Injection Site:

Species and model differences

Given the important central role of this cofactor and its relevance to mitochondrial function, this review will provide an extensive summary of the NAD + homeostasis and modulation approaches, of the various mechanisms of NAD + -mediated mitochondrial regulation, and how the functional link between NAD + and mitochondria has been investigated in the context of preclinical and clinical settings of aging and disease

Furthermore, an increase in IGF-1 levels by around 28% was observed

So what's the solution

The ideal frequency varies based on your individual needs

Thawing : Thaw the aliquots on ice or in a cold room