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They can order a simple blood test to check your B12 levels

COA and Quality-Control Interpretation A certificate of analysis for 5-Amino-1MQ should be interpreted as a laboratory raw-material quality-control document, not as evidence of human safety, veterinary suitability, cosmetic suitability, dietary suitability, or non-research usability

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Most people obtain adequate B12 through diet (meat, fish, dairy, and eggs)

Many might think surgery is always the best option

However, the largest 24-week trial with 536 participants failed to show statistically significant weight loss, which led to development termination