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Both companies have massive research pipelines
There are no known significant interactions between injectable B12 and food, as the injection bypasses the entire digestive system
Stomach acid and enzymes free vitamin B 12 from food, allowing it to bind to R-protein (formerly known as transcobalamin I and now called haptocorrin), found in saliva and gastric fluids
Every lot is tested for identity and purity before it ships, and a lot-matched Certificate of Analysis (COA) is available for each product
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