Vitamin B-12 is a bioactive corrinoid compound used in experimental investigation of one-carbon metabolism, methylation pathways, and cellular redox and cofactor-dependent enzymatic processes.
OP Labs formerly Oxford Peptides
Purity: Conforms to internal specification
CAS Number: 68-19-9
Compound Type: Water-soluble vitamin
Volume Pricing
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£11.52
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£10.08
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£7.20



Sarah Reed –
Absolutely brilliant service and quality…will buy again. I will recommend to everyone in my B12 deficiency groups! Thanks so much !
Stacy –
Amazing! Literally came the next day