does b12 have to be injected into muscle Best Vitamin Injection Site: Administering B12 Shots Best Vitamin B12 Injection Sites

At that concentration, a 300 mcg dose is about 0.18 mL (18 units on a U-100 syringe) and a 500 mcg dose is about 0.30 mL (30 units)

See why thousands trust our complete one-a-day capsule Vitamin B12 is essential for: After gastric bypass or sleeve gastrectomy, your body has a harder time absorbing B12 from food due to changes in digestion and intrinsic factor production

After wrapping up our recommendations and tips, we sent this entire article to a second dietitian (in this case , Kathy Warwick, RD, LD) for review

Use a sterile, new needle with each injection

What to expect from a personalized, compassionate treatment approach