Dogs obtain B12 from their food, but for it to be used by the body, it must first be absorbed correctly through the small intestine
There are a variety of needle lengths and gauges to choose from, depending on the injection site and individual preferences
It has not been shown to improve results or reduce risks in people
The medical professional administering the shot may pinch the skin around the site and inject the liquid from the syringe either intramuscularly or subcutaneously
For individuals with minimal subcutaneous tissue, discussing injection technique with a provider can reduce discomfort significantly
The FDA has also identified fraudulently labeled products, including some listing compounding pharmacies that do not exist, and has warned about products arriving warm or improperly cooled, which can degrade a fragile peptide without any visible sign