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SHEET /m/vitamin-b12 · PubChem CID 184933 · REV 2026.07

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Vitamin B12

from source

C63H88CoN14O14P · 1355.4 g/mol

cobalamin

What is Vitamin B12?

Cobalamin, the only vitamin built around a cobalt atom. It comes almost entirely from animal foods, which is why it is the vitamin vegans watch. Found in red meat, fish, eggs, milk, and shellfish. from source

CategoryNutrient
Chemical familyAlcoholsAromaticsAmidesEthersPhosphates
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Fig. 1 · 2D structure RDKit

SMILESCC1=CC2=C(C=C1C)N(C=N2)C3C(C(C(O3)CO)OP(=O)([O-]…208 characters

Where you'll find it

Red meatwhat else is in it →Fishwhat else is in it →Eggswhat else is in it →Milkwhat else is in it →Shellfishwhat else is in it →

Curated by MoleculeFinder from source

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Where Vitamin B12 leads

Relatedcomputed
Methylcobalamin97% similarBoth carry an alcohol, an ether and an amide group.Hydroxocobalamin97% similarBoth carry an alcohol, an ether and an amide group.Cyanocobalamin62% similarBoth carry an alcohol, an ether and an amide group.

Sources & methodology

PubChem CID
184933
Wikidata
Q187706
Structure
PubChem → RDKit
Similar molecules
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Everyday relationships
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