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When vitamin B12 is released from foods by peptic digestion, it is bound to intrinsic factor, affording partial protection against gut microorganisms and parasites during transport through the gut to the terminal ileum, where the complex binds to microvilli of the intestinal epithelial cells
While most orders are delivered within 25 business days, transit delays may occur due to weather, holidays, weekend processing pauses, increased carrier volume, or other conditions beyond our control
As discussed, injections are a more reliable, consistent method of maximizing vitamin bioavailability than oral supplements, with a much higher treatment absorption
The peptide sequence (Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val) is entirely stable in an aqueous solution, a property that distinguishes it from many other peptides that degrade rapidly in the gut or bloodstream
