why would you need a b12 injection Are Vitamin Shots Right for You? B12 Injection Dosage and Frequency:

Tracking and adjustment Monthly progress assessment helps identify whether your protocol is working and guides adjustments

The NHS schedule for treating B12 deficiency is a loading dose of 1mg hydroxocobalamin by intramuscular injection every two to three days for two weeks, then a maintenance dose every two to three months for life when the cause is non-dietary

Does the B12 or Vitamin D need to be refrigerated after opening

If you have pernicious anemia, you'll have more trouble creating new blood cells and will require vitamin B12 supplementation

Shaving too close or in the opposite direction of the hair (against the grain) is the most common cause