b12 injection side effects pregnancy Vitamin B-12 Supplementation during and Early Lactation Increases Maternal, Breast Milk, and Infant Measures of Vitamin B-12 Status Vitamin B12 toxicity: Diarrhoea, dizziness

This makes it far more reliable for people with absorption issues

B12 shots are a good option for anyone with a severe vitamin deficiency that doesnt respond to oral supplements

It rests on NAD+ decline being an aging driver and on MOTS-c extending healthspan in mice [1][3]

When you say it doesn't prove you cant utilise b12 from.stores in the liver what does it prove if symptoms return then relieved by a b12 injection then

Supplementation of vitamin B12 COMPOSITION Cyanocobalamin (Vitamin B12) 1mg/mL ACTIONS Supplementation of Vitamin B12 INDICATIONS Vitamin B12 supplement for the treatment of macrocytic anaemia in horses and dogs DOSAGE AND ADMINISTRATION Administer intramuscularly twice weekly or as directed by a veterinary surgeon