b12 injection good for you Vitamin Injections | Energy Boost Curious about B12 shots? -
Description
However, baseline homocysteine levels tend to be lower in people with Down syndrome than people without Down syndrome

Chan School of Public Health
Injectable medicines must stay sterile, which is part of why they are kept in controlled conditions and never decanted or topped up
Cyanocobalamin: While less common for injections, you might see this offered privately