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So glad I decided to try
B12 pills have to go through your stomach and intestine, get absorbed through the intestine and then enter the bloodstream
Individuals at higher risk include older adults with reduced stomach acid production, people with gastrointestinal conditions affecting absorption, strict vegans, and those taking medications like metformin or proton pump inhibitors
The subcutaneous route is still used, and it has some practical advantages
For a fuller review of reported side effects, safety limits, regulatory status, route differences, and research protocols, use the 5-Amino-1MQ protocol and safety guide
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