B12 Injections Botox Boutique B12 Injections for Weight Loss: Spa Black's Guide FREE B12 injections the month of October no purchase necessary. 1 per a person. This is to show appreciation to our customers. It also allows new clients the opportunity to try vitamin Instruction Guide for Intramuscular (IM) Self injection of B12 Methylcobalamin 1mg 5mg Main benefits of B12 injections 1) Increased energy & reduced fatigue B12 helps convert food into usable energy Deficiency often causes tiredness, weakness, and low stamina 2) Healthy red blood cells Prevents How Often Should I Take Vitamin B12 Injections