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.
- —$29.75$35
$2.975/mg · 10mg
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