allergic reaction b12 injection How can anaphylaxis occur with a vitamin injection? Possible allergic reaction to B12

Summary: Feeling worse after a B12 injection typically reflects your body adjusting to replenished vitamin levels, triggering metabolic processes that may temporarily cause fatigue, headaches, or injection site discomfort

To help, we suggest: Starting with high-dose B12 injections (1000-2000 mcg) to fill up the bodys stores Keeping up with regular injections (every 1-3 months) to keep B12 levels right Chronic Absorption Disorders Protocol People with long-term issues like Crohns disease or celiac disease might also need different B12 doses

These can lead to side effects or reactions that you may then associate with the B12 itself, even though B12 has nothing to do with them

Provides vitamins