Medical Definition of Vitamin b 12
1.
A cobalt-containing coordination compound produced by intestinal micro-organisms and found also in soil and water. Higher plants do not concentrate vitamin b 12 from the soil and so are a poor source of the substance as compared with animal tissues.
Pharmacological action: haematinics.
Chemical name: Vitamin B12
(12 Dec 1998)
Lexicographical Neighbors of Vitamin B 12
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