Though anyone can benefit from Vitamin B12 injections. Some people who may want to pay particular attention to Vitamin B12 shots include:

• People who do not eat animal products. Vegetarian or vegan diet can be perfectly healthy, it is important for these people to find a way to supplement their diet to prevent deficiency.
• The elderly are more susceptible to nutritional deficiency and conditions such as atrophic gastrisis which can exacerbate a deficiency.
• People with intestinal disorders such Crohn’s disease or celiac disease. These and similar disorders inhibit the body’s ability to absorb nutrients from food.
• Regular takers of acid-reducing drugs may consider vitamin B12 as it can reduce some of the negative effects associated with taking these drugs.
• People with long-term illnesses such as diabetes, osteoporosis, muscular degeneration and Lou Gehrig’s disease tend to fare better when they supplement their diet with vitamin B12.