Betaine

Trimethylglycine

Betaine Trimethylglycine (also known as Betaine) is more specifically N,N,N-trimethylglycine and is an organic compound with a structure similar to choline and a betaine. The molecular structure is (CH3)3NCH2COOH as a cation with either the carboxylic acid as the anion (loss of proton) or another anion present. The difference is that choline (trimethylaminoethanol) has been reduced from a terminal carboxylic acid to a hydroxyl group. If Trimethylglycine donates one of its methyl groups ...