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Oral B12 supplementation is more accessible and cost-effective but relies on gastric intrinsic factor for absorption, rendering it unsuitable for individuals with gastric disorders or malabsorption syndromes
Even safety data on TB-500 (synthetic TB4) is relatively scarce, with only a few studies reporting the potential side effects of its systemic application: In a 2010 study in 10 participants, TB4 caused occasional mild to moderate symptoms like headache and dizziness but no serious reactions or toxicities, even at doses up to 1260mg, administered daily for up to two weeks
No, they are different
92 The body normally produces IgG antibodies to food antigens upon typical dietary exposure
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