can i buy b12 injections over the counter Vitamin Shots dogs and horses as needed B12 vitamin Store Affordable high-quality

The Neelakantan 2018 paper showed strong oral absorption in cell uptake (Caco-2) assays, which is why most research community use is by mouth instead of by injection

Source Quality AOD-9604: If you and your healthcare provider decide to explore AOD-9604, ensure you obtain it from a reputable compounding pharmacy or verified supplier

Most of the side effects shown with B12 come from being deficient in it, not from taking the vitamin

Going by a family member who had severe side effects though not bleeding but did affect her whole body plus sensitivity to light she has since been under the eye hospital .We think it was the case she was given to much B12.I would speak to your GP hopefully you might get some answers