The chemical reactions and pathways resulting in the formation of betaine (N-trimethylglycine) from the oxidation of choline.
Synonyms:
exact_synonym:
N-trimethylglycine biosynthesis from choline; N-trimethylglycine biosynthetic process from choline; choline oxidation; glycine betaine anabolism from choline; glycine betaine formation from choline; glycine betaine synthesis from choline