Vitamin B12related acne tends to occur only in dosages in excess of 5,000 to 10,000 micrograms a week, which is well in excess of the 50 daily micrograms or single 2,000 mcg weekly dose I recommend
The contents of the ampoule must be mixed with the vial and shaken slightly
While B12 injections are generally considered safe, its important to be aware of potential side effects, which are typically mild and may include: Mild pain or redness at the injection site Temporary itching or rash Diarrhea or upset stomach Headache These side effects are usually short-lived and resolve on their own
[1] [3] Patients with dietary deficiency and intact absorption may require less frequent injections or may be suitable for high-dose oral supplementation instead (typically 50-150 micrograms of cyanocobalamin daily between meals)
This is because all baby ruminant animals (calves, lambs, kids, fawns, etc.) are not born with a fully functional rumen (nor a reticulum, nor an omasum)
JHEP Rep