b12 injections change skin problems Hyperpigmentation as a Primary Symptom of Vitamin Deficiency: A Case Report Vitamin B12 induced acneiform eruption:
Description
In these cases, additional tests such as methylmalonic acid or homocysteine may be requested to assess functional B12 status at the cellular level

They can cause significant muscle loss along with fat loss, which some research suggests may be as high as 30-40% of total weight lost

Absolutely life changing

Vitamin B12 injections allow for quicker absorption into the body and you feel the effects (increased energy, focus, improved sleep) within 48 - 72 hours and the effects last for about 1 week.
