Nonalcoholic fatty liver disease (NAFLD) has become the leading cause of abnormal liver enzymes in healthy individuals in China. Due to the complex pathogenesis of NAFLD, no consensus has been reached on the treatment of this disease. However, in recent years, more and more studies have put forward more pathogeneses and corresponding treatment recommendations. This article introduces and summarizes the research advances in the treatment of NAFLD, including lifestyle intervention, drug treatment, eradication of Helicobacter pylori, surgical treatment, regulation of intestinal microecology, and gene therapy.