when b12 injections don't work Not Working? Your Cofactors Might Be the Problem : r/B12_Deficiency How Often Should You Get
Description
Switch to IM injection if sublingual isnt maintaining 400+ pg/mL

If appropriate, B12 shots may be included in a personalized wellness or weight management plan designed to support energy, metabolism, and long-term vitality

Persistent fatigue and weakness

It varies, but many people feel more energetic within days

Her calm demeanor and support made that uneasiness go away completely
