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A B12 deficiency can be caused by a number of different factors
The frequency and severity of gastrointestinal symptoms can vary depending on the formulation (tablets, sublingual preparations, or liquid forms), the dose administered, and individual patient factors such as existing digestive conditions or sensitivities to inactive ingredients in the supplement
FAQs on B12 Dosing Can Excess B12 Harm Kidneys or Liver
Experts do not recommend B12 shots for weight loss
No serious adverse events reported in preclinical
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