is injectable b12 better than oral vs. Intramuscular Vitamin in Vitamin B12 Deficiency • The Blood Project B12 Injections or Oral B12:

First, a milligram figure means nothing without its route and its vial concentration attached an oral capsule amount cannot be carried across to a reconstituted injection, and the reverse is equally wrong

Adequate levels of B12 are required to prevent anemia

It is manufactured to achieve a purity level exceeding 99%, verified through high-performance liquid chromatography (HPLC) and liquid chromatography-mass spectrometry (LC-MS) testing methods to ensure quality and consistency

While B12 is involved in metabolism and energy production, there is limited evidence to support its use as a weight-loss aid alone

Perhaps you are considering supplements or injections