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How to Test for Functional Vitamin B12 Deficiency Many doctors mistakenly rely on serum B12 levels in the blood to test for vitamin B12 deficiency
By bypassing the digestive system, injections deliver nutrients directly into the bloodstream resulting in higher bioavailability and faster onset
Ingredient amounts, added vitamins, and preparation methods can vary widely across providers
Contains 0.9% Benzyl Alcohol: This component prevents bacterial growth, maintaining the sterility and safety of the water
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