what does b12 injection do for you Are Vitamin Shots Right You? Vitamin B12 injection - Redwood
Description
Key Takeaways Vitamin B12 plays a major role in red blood cell health and nervous system function

They are most effective in a comprehensive weight loss plan with a healthy diet, regular exercise, and lifestyle changes

PLoS ONE 5 , e8547 (2010)

Therefore their ability to absorb the B12 is also compromised
