Brand names: CYSTADANE
Betaine is a methyl derivative of glycine first isolated from the juice of sugar beets. Betaine participates in the methionine cycle, which produces vital biomolecules including proteins, hormones, phospholipids, polyamines, and nutrients. Betaine is used as a dietary supplement and has a beneficial effect on the human health. The drug acts as a methyl group donor in the remethylation of homocysteine to methionine.