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Nature 500 (7464), 585588
Testing: To ensure label accuracy, we prioritized products that are tested throughout the manufacturing process, ideally by third-party labs and organizations, like NSF International
If you don't eat animal products, or you have a medical condition that limits how well your body absorbs nutrients, you can take vitamin B12 in a supplement or eat plant-based foods fortified with B12
Most people start with 1000 mcg (1 mg) given in a muscle or under the skin
If your medication expires before you complete the month, reach out to customer support to discuss whether a replacement vial or adjusted schedule is appropriate for your situation
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