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In contrast, oral vitamin B12 supplements need to pass through your stomach acid and digestive system, and their absorption can be less reliable, especially if there are absorption issues
Use at least 3-4 different sites and do not inject in the same spot more than once per week
Recommended for individuals with absorption issues and severe deficiencies, B12 injections are considered more effective because they bypass the digestive tract and deliver the vitamin directly into the bloodstream
The Basics: What Are Vitamin B12 Injections
Accurate measurement is key to effective vitamin B12 therapy
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