how long does a vitamin b12 injection last Shots in Friso, Sherman, Anna. and Sunnyvale, TX How Long Does a B12

Large capacity for medicine Intramuscular injections can deliver large quantities of medicine and deliver a sustained release

This remains anecdotal rather than research-validated but worth considering for those who track cycles

Patients should be told this directly, and it should appear in the consent conversation

B12 is a water-soluble vitamin your body uses to: Make red blood cells (which carry oxygen to your tissues) Keep your nervous system functioning properly Help your body turn food into usable energy Your body can't make B12 on its own you get it from animal-based foods (meat, eggs, dairy) or supplements

If, after several weeks treatment you do not feel any improvement