Schweiger, M., Lass, A., Zimmermann, R., Eichmann, T
Measuring and Adjusting Your B12 Injection Dosage To get the most from B12 injections, knowing how to measure and adjust dosages is key
Oral AOD 9604 formulations exist but have significantly lower bioavailability than subcutaneous injection
it is an investigational research chemical
Symptoms of vitamin B12 deficiency Other various symptoms of B12 deficiency include: A swollen, inflamed tongue Dizziness Shortness of breath Pale skin Muscle weakness Numbness or tingling in hands and feet Tiredness (low energy) Weight loss Infertility Irregular or increased heartbeats Constipation Appetite loss Flatulence Low mood (depression) High blood pressure or very low blood pressure Vitamin B12, Vitamin B6 and Folate There is a strong interrelationship between vitamin B12, vitamin B6 and folate (also known as vitamin B9)