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No completed, peer-reviewed human efficacy or long-term safety trial exists as of 2026
However, serum B12 has a limitation: it can appear within the reference range even when cellular-level deficiency exists, because it captures both active and inactive forms of the vitamin
At room temperature, lyophilized peptides generally hold for 3090 days, depending on the sequence
The integrity and purity of the peptides are preserved in glass peptide vials, which is crucial for carrying out clinical research
Doctors diagnose it through a blood test that measures vitamin B12 levels and checks for anaemia
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