Betaine citrate is a citrate salt and dietary supplement provided in powder form. It is used specifically to provide Betaine to improve liver function and as a Hepatoprotectant. Some studies show that Betaine citrate may be effective for treating cardiovascular diseases. It is also a food redispersing agent, preservative, and antioxidant. Betaine citrate can be fully assimilated by the body and has no or little side effects, although further research is needed to prove its safety.