For people who cannot absorb B 12 , the condition cannot be prevented
Be careful not to touch the glass vial until it has cooled off after being placed in the hot water
Sublingual administration, which bypasses the gastrointestinal tract, appears to be equally effective as IM injections while being less invasive and more cost-efficientparticularly in patients with atrophic gastritis, post-gastrectomy status, or conditions that impair intrinsic factor-mediated absorption, where long-term intervention is often required
For transparency: this figure does not come from any published human study the actual mouse research used subcutaneous injection at 20 mg/kg three times daily, a very different route, species, and dosing basis than the oral use commonly sold
It may sound high, but in reality, only a small percentage is absorbed
On occasion, a second treatment may be required for particularly stubborn areas of skin