how many b12 injections do i need Vitamin Injection Dosage Optimal Vitamin B12 Dosage and
Description
Bernstein, D

Factors Affecting Absorption Several factors influence how quickly Vitamin B is absorbed: Supplement Form: Liquid and sublingual forms tend to absorb faster than capsules or tablets

European Journal of Pharmacology, 332(1), 23-33
It's a highly effective product and doesn't sting on injection
