Published online May 28, 2017. doi: 10.4254/wjh.v9.i15.689
Peer-review started: December 30, 2016
First decision: February 20, 2017
Revised: March 31, 2017
Accepted: April 18, 2017
Article in press: April 20, 2017
Published online: May 28, 2017
Coffee has long been recognized as having hepatoprotective properties, however, the extent of any beneficial effect is still being elucidated. Coffee appears to reduce risk of hepatocellular carcinoma, reduce advancement of fibrotic disease in a variety of chronic liver diseases, and perhaps reduce ability of hepatitis C virus to replicate. This review aims to catalog the evidence for coffee as universally beneficial across a spectrum of chronic liver diseases, as well as spotlight opportunities for future investigation into coffee and liver disease.
Core tip: Coffee is one of the most popular beverages consumed in the United States, with about 75% of the population reporting consuming it. Coffee has also long been associated with hepatoprotective effects, the extent of which there appears to be an ever growing body of benefits as well as a wide variety of etiologies of chronic liver disease it may positively affect. This article reviews recent available literature and summarizes the potential positive or preventive effects of coffee on liver malignancy as well as chronic liver disease secondary to alcohol, viral hepatitis, and fatty infiltration. These studies collectively suggest a simple lifestyle modification patients may be able to incorporate to enhance their own health.