Decaxy, LiBiphenyl Dimethyl Dicarboxylate (BDD) is a synthetic compound commonly used in combination with other medications to support liver health and treat liver diseases. Often paired with silymarin (a milk thistle extract), BDD is used primarily in the treatment of hepatitis and other liver-related conditions. Mechanism of Action Biphenyl Dimethyl Dicarboxylate works by stabilizing liver cel..