b12 injection vs supplement oral Why get shots take B12 orally?, •B12 injections are more bioavailable Vitamin B12 Injections vs. Supplements:

Alternative product options Non-injectable B12 products that do not require gastric acidity and/or Intrinsic Factor to enhance B12 absorption include Elevated B12 levels B12 levels are rarely monitored once they are within acceptable range, and elevated levels if identified, are not addressed

We are not a compounding pharmacy and do not operate as a compounding facility as defined under Section 503A of the Federal Food, Drug, and Cosmetic Act

Long-term vegans and strict vegetarians B12 is found almost exclusively in animal products

Waldman, Scott A

This particular treatment is safe to have regularly for this exact reason

Folic acid has also been shown to decrease vitamin B12 levels as well