best place to give b12 injections Vitamin Injection Site: Administering B12 Shots Where Should Vitamin B12 Be
Description
It is required for healthy red blood cell production, maintenance of the myelin sheath, synthesis of DNA, and metabolism of homocysteine

They should be as follows: Valentina Bocuzzi 1,6, Jessica Bridoux 2, Michelle Pirotte 3, Nadia Withofs 4, Roland Hustinx 5, Matthias DHuyvetter 2, Jo Caers 3* and Guillaume Marcion 1,6

For patients in the earlier stages of the disease, other treatments like oral levodopa, dopamine agonists, or MAO-B inhibitors may be sufficient

Boldyrev 2009