University of California - Davis Health Aug 12 2025 UC Davis Health researchers have discovered that a natural molecule made by gut bacteria can reverse liver damage and repair the gut lining after aflatoxin exposure. The treatment may offer a new, non-toxic way to prevent and treat non-alcoholic fatty liver disease (NAFLD), a growing health problem affecting more than 1 in 4 adults in the U.S. The study revealed that 10-hydroxy-cis-12-octadecenoic acid (10-HSA), a compound produced by