Rarely, vitamin B12 has been implicated in acneiform eruptions, with only a few cases reported in the literature
Regional cost-of-living differences can create price variations of 30% or more between locations [2]
If you suspect you have a vitamin B12 deficiency, it's important to consult your GP for proper diagnosis and investigation of the underlying cause before starting treatment
For patients who cannot access the injury site with a self-injection, abdominal injection with the understanding that response may be somewhat slower is a practical alternative
A very high dosage of any of these ingredients could potentially result in anxiety, faster heartbeats, or increased blood pressure
Every other day I too was wondering whether the tiredness symptoms might be the result of something coincidental to B12 (eg, virus)