B12 Injections vs. Oral Supplements: Which Is Better? B12 Shots Phoenix Arcadia, Scottsdale, Tempe & Glendale The B12 Shot: What Every Human Needs to Know About Injectable Vitamin B12 B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics 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