Dietary factors : If you're vegetarian or vegan, you're not going to get good sources of B12 from meat, so that's a really important one
What not to do after a B12 injection
Saline works well for preservative-sensitive compounds and single-use preparations, but it lacks the preservative that makes bacteriostatic water suitable for repeated withdrawals from the same vial
Red blood cells are responsible for immunity, blood clotting, carbon dioxide removal, and delivering oxygen to every cell in your body
For a 10mg peptide vial, add 2mL for a 5mg/mL concentration (500mcg per 0.1mL), 5mL for a 2mg/mL concentration (200mcg per 0.1mL, most commonly recommended), or 10mL for a 1mg/mL concentration (100mcg per 0.1mL, optimized for long-term stability)