The chemical reactions and pathways resulting in the breakdown of cobalamin (vitamin B12), a water-soluble vitamin characterized by possession of a corrin nucleus containing a cobalt atom.
corrin catabolic process
folic acid catabolic process
L-ascorbic acid catabolic process
negative regulation of cobalamin metabolic process
negative regulation of tetrapyrrole catabolic process +
pantothenate catabolic process
porphyrin-containing compound catabolic process +
positive regulation of cobalamin metabolic process
positive regulation of tetrapyrrole catabolic process +