Vitamin B12 blood levels of 200 picomoles per liter (pmol/L) or below are typically considered low, though diagnosing a true deficiency can be complicated ( If you worry you might be deficient, its best to consult a healthcare professional
For maximum benefits, should be administered weekly
The best schedule depends on your goals, health history, and provider recommendations
They can also review FDA updates or advisories to stay informed about potential risks and new rules
As you can see below and at 3:20 in my video , it turns out that the level of B12 on our skin is proportional to the level in our blood, so, after a B12 injection, the bacteria on our skin have to make less of their own B12
Paraesthesia (pins and needles) in the hands and feet often improves within two to four weeks, though complete resolution may take several months