vitamin b12 injection versus tablets are as good as injections B12 A Vitamin B12 is a quick shot that gives your body vitamin B12 directly into the muscle. This helps your body absorb it faster than tablets. Ask the doctor: B12 shots
Ask the doctor: B12 shots vs. pills Harvard Health B12 Injections or Oral B12: Which Is Better for You? The Advantages of B12 Injections Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine What Are B12 Injections? And Are They Safe? OmegaQuant
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