Sublingual VS Injectable Vitamin B12

Sublingual VS Injectable Vitamin B12

Sublingual VS Injectable Vitamin B12

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1) Vitamin B12 is essential for your

  • Neurons (Brain)
  • Blood, and
  • Cardiovascular Health.

2) Vitamin B12 is only present in animal diets.

3) People on a vegan diet are at risk of Vitamin B12 deficiency.

4) Other high-risk people include:

  • Older people
  • PPIs
  • Prolonged antibiotics
  • Inflammatory bowel disease (Crohn’s disease or ulcerative colitis)

5) The absorption of Vitamin B12 requires an Intrinsic Factor and a healthy gut.

6) Injection Vitamin B12(Cobalamin) or oral vitamin B12 tablets are commonly used to treat deficient people.

7) Sublingual Vitamin B12 is as effective as injection B12 [Ref].

8) Sublingual Vitamin B12 can be used to treat patients with IF (Intrinsic factor) deficiency.

9) Injection B12 is painful and Costlier (If administered by a healthcare provider).

10) Injection site reactions may occur.

11) Sublingual B12 is very safe and easy to use.

12) Sublingual Vitamin B12 is also available in combination with methyl folate and pyridoxine.


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Written by Dr. Ahmed

I am Dr. Ahmed (MBBS; FCPS Medicine), an Internist and a practicing physician. I am in the medical field for over fifteen years working in one of the busiest hospitals and writing medical posts for over 5 years.

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