The same holds true for people who suspect they have B12 deficiency, and already start to supplement with oral B12
A licensed provider reviews your information, prescribes when appropriate, and supplies dosing guidance and ongoing support for your plan
Karl Nadolsky says the science doesnt support universal testing in people without symptoms
As with many medications, it comes with potential side effects, one of the most common being diarrhea
The injections can help raise levels, but if you are not getting enough vitamin B12 through your diet, you will experience the side effects caused by deficiencies
However, vitamin B12 is one of the most unusual vitamin deficiencies, specifically in older populations