B12 Methylcobalamin vs Hydroxocobalamin The difference between in clinic B12 injections vs over the counter. There are many forms of vitamin B12, the form used at La Bella is Methylcobalamin. The Vitamin B12 Injections vs. Oral Supplements: Which is Better? Uniq Laser B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics B12 vitamin Store Intramuscular vs Subcutaneous Injections for vitamin B12 supplements. The New Vitamin B12 Deficiency Test Lipo B12 Injections in Georgia Lipotropic Injections