b12 injections when pregnant in pregnancy Sorry to be a pain I have asked on here before about b12 injection pregnancy Building a

When it improves insulin sensitivity, your body handles the calories you do consume more efficiently

though must be ordered online and can be expensive

doi:10.3945/ajcn.111.020230

If I understand rightly you haven't an absorption problem.So once on supplements or a richer B12 diet you can store and utilise b12 from your liver

These injections provide a fast and effective way to raise B12 levels in the body, especially for those who cannot absorb the vitamin through their diet or supplements

Episodes of fatigue or low energy: Intravenous administration of the B vitamin complex can be beneficial for increasing energy levels and improving symptoms of fatigue or exhaustion