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This often includes older adults, as stomach acid productionwhich is essential for B12 absorptiontends to decrease with age
Love getting my MIC B12 from Vitastir
Seek immediate medical attention for signs of a severe allergic reaction including hives, swelling of the face, lips, tongue, or throat, difficulty breathing, or chest tightness
PMID 29141978
Sterile needles reduce the risk of contamination for safe and effective B12 injections
Never increase more than 100mcg at a time, and allow at least one week at each dose before further adjustment
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