vitamin b12 injection vs pills Injections vs. Supplements: Which is Right for You? Are Vitamin B12 Shots Right

What Is Vitamin B12 and Why Does It Matter

In fact, injections and infusions may be more beneficial for people deficient in B12 due to a digestive issue or because they are older and have less stomach acid

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Mild signs of hypersensitivity: itching or rash

This sustained absorption profile makes shots well suited for routine maintenance and diagnosed deficiencies like pernicious anemia, particularly when only B12 replenishment is needed

Proton pump inhibitors (PPIs), commonly prescribed for acid reflux and ulcers, as well as metformin, a medication for diabetes, have been associated with decreased B12 absorption over prolonged use