Betaine anhydrous is a chemical that occurs naturally in the body. It can also be found in foods such as beets, spinach, cereals, seafood, and wine. 

Betaine anhydrous helps the body to process a chemical called homocysteine. Homocysteine is involved in the normal function of many different parts of the body, including blood, bones, heart, muscles, nerves, and the brain. Betaine anhydrous prevents the build up of homocysteine in the blood