What is the recommended frequency for vitamin B12 injections in a patient with a vitamin B12 deficiency? Vitamin b12 injections I'm regularly asked whats the point in having them? Vitamin b12 is formally found in the foods we eat but studies show a large number of adults When Should You Get a Vitamin B12 Injection? Soza Clinic Are Vitamin B12 Shots Right for You? 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 Struggling with B12 injection frequency? Here's what you need to know If you have Pernicious Anaemia (PA) or B12 deficiency due to autoimmune gastritis, NHS guidance is clear: You should