1000 mg b12 injection Cyanocobalamin 1,000 mcg / mL 1 mL loss of appetite Cyanocobalamin Vitamin B-12 1000 Mcg

How to supplement when B12 tests are high Be sure you remove all sources of synthetic cyanocobalamin from your diet (supplements & fortified foods) Consider supplementing with iodine, selenium, and molybdenum which helps activate B2 (a B12 transport helper) Consider supplementing with an active B2 form (Riboflavin-5-Phosphate) - a B12 transport cofactor Consider taking intrinsic factor which helps the gut better absorb B12 Consider pulsing 4.5 mg of lithium orotate (2-3x per week) - helps the B12 transport Only supplement with bioidentical active B12 forms - hydroxocobalamin, methylcobalamin, adenosylcobalamin I know my specific COMT & VDR Taq gene details

Additionally, standard injection risks (infection at injection site, vein irritation for IV, etc.) apply, though proper sterile technique makes these complications uncommon

There are three main types of vitamin B12 for shots: cyanocobalamin , hydroxocobalamin , and methylcobalamin

Please note that iron deficiency can inappropriately lower your MCV and throw this marker off