Methods for treating alcohol induced liver injury include administering to a subject an effective amount of a ginger-derived nanoparticle. Methods for decreasing nuclear factor erythroid-2 related factor (Nrf2) activation in a hepatocyte are also provided and include contacting the hepatocyte with an effective amount of a ginger-derived nanoparticle. Pharmaceutical preparations including ginger-derived nanoparticles are further provided.
