can b12 injection cause dizziness Why do I feel worse after a injection? 🩺 Vitamin B12 Deficiency: Signs

Once reconstituted, refrigerate and use within the recommended timeframe for best results

If I have any of this wrong, feel free to correct me (addressing more experienced members of this forum) The problem with a retest at this point is that after 6 injections, the B12 level will likely be elevated and it will be very difficult to know what the original value would have been

Proper screening helps rule out conditions where B12 shots may not be appropriate or when dosing needs adjustment

This is why major medical organizations caution against viewing B12 shots as universal performance enhancers

15 Because serum methylmalonic acid level is as sensitive as, but more specific than, serum homocysteine level for vitamin B 12 deficiency, it is the confirmatory test of choice

Quite often we actually know little about the daily recommended dosage, accurate absorption rates, quality and even which vitamins and minerals are better for us as individuals