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Vitamin B12 — vendor pricing

Cobalamin (B-vitamin)

Cobalt-centered tetrapyrrole; methionine synthase + methylmalonyl-CoA mutase cofactor. Injectable forms (methylcobalamin, hydroxocobalamin, cyanocobalamin) used in research stacks for fatigue / metabolic / neurological endpoints. Mechanistically distinct from peptides but commonly co-administered.

Single compound
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$26.99
at S1Research · 10mg
3 vendors
LOWEST MATCHING PRICE
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Add Vitamin B12 · 10mg · Injectable vial — the only size listed

  • S1ResearchEliteLOWEST MATCHING PRICE

    B12 – 10mg (Liquid) (Vitamin B12)

    10mg

    Use codeVIALTALKSave $3

    0.03% sale + VIALTALK 10% · 10.03% off total

    No COA for this productNo COA for this productThis vendor has not published a COA for this product. They typically run 8 of 8 panels across their catalog.See how we grade →
    $30$29.99$26.99

    $2.70/mg · 10mg

    BuyUpdated recently
  • Ion PeptideApex

    B12 – 10mg (Vitamin B12)

    15% off — auto-appliesSave $5

    $35$29.75

    $2.98/mg · 10mg

    BuyUpdated recently
  • Modern Research PeptidesElite

    B12 (Vitamin B12)

    100mg

    Use codeVIALTALK· 30% offSave $10

    $33.99$23.79

    $0.24/mg · 100mg

    BuyUpdated recently
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Research Library

In-depth research monograph on Vitamin B12 — structure, mechanism, and the published evidence base.