b12 and d3 injections Vitamin & D Injection Benefits B12 Injections and IV Infusion

See the AAAaAI review, a related PubMed case series and an FDA pharmacovigilance memo for more detail

But can we directly link vitamin B12 deficiency and weight gain and loss

The survey also found that those who self-injected were more likely to report feeling unsafe in primary care and, at times, they felt that they were not treated with dignity and ..the main reasons given were to improve fatigue and TO REDUCE BRAIN FOG and pins and needles. Theres a clue there somewhere

Routine monitoring of thyroid function tests is not typically required unless clinical symptoms suggest thyroid dysfunction

Facial Signs of B12 Deficiency Facial signs of B12 deficiency often show up on your face before other symptoms are noticeable

[5] Better health indicators: Subcutaneous fat, while less harmful than visceral fat (fat stored around organs), can still contribute to negative health outcomes when present in excessive amounts