Answer: The best injection site for a B12 shot can depend on personal comfort and ease of access
Even if you receive adequate amounts of these vitamins, your body may sometimes benefit from a therapeutic approach, giving your body a vitamin jump start that may yield a wide variety of rejuvenating benefits
Some notice effects even sooner
The speed at which a Vitamin B12 shot works can vary depending on several factors, including the individuals level of deficiency, overall health, and the presence of any underlying medical conditions
How quickly will I notice results
However, its recommended that people who are pregnant or breastfeeding have 2.6 and 2.8 micrograms of B12 a day, respectively, per the NIH says