how do you feel after a b12 injection Why Need Injections? · PA Relief Here’s why a Vitamin B12
Description
S., Zhang, N
They're sensitive to heat, light and oxygen, so store an AHK-Cu serum somewhere cool (the fridge is ideal) and use it within three months of opening

10.2337/db18-0780 15 BruckbauerA.BanerjeeJ.CaoQ.CuiX.JingJ.ZhaL.et al (2017)

need B12 for proper development
Salehpour A, Hedayati M, Shidfar F, Neshatbini Tehrani A, Farshad AA, Mohammadi S