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[1] However, whilst acute toxicity is rare, elevated serum B12 levels can occasionally occur and may warrant investigation, particularly when they arise unexpectedly or in the context of certain medical conditions
Certificate of Analysis and SDS available on request.
PMID: 41490200
The body tightly regulates B12 absorption through intrinsic factor, a protein produced in the stomach that binds to B12 and facilitates its uptake in the terminal ileum
For a broader overview of sourcing standards across compound categories, see this peptide sciences research guide
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