By: Ben Spencer
Source: Daily Mail
They wrote: 'Coffee is highly consumed worldwide and could have positive health benefits, especially in chronic liver disease.
'Coffee consumption seems generally safe within usual levels of intake, with summary estimates indicating largest risk reduction for various health outcomes at three to four cups a day, and more likely to benefit health than harm.'
Antioxidants are responsible
The scientists believe the antioxidant plant compounds in coffee are responsible for the benefits.
Decaffeinated coffee has a similar impact to the standard version, they found, suggesting the caffeine is not responsible for health benefits.
'Roasted coffee is a complex mixture of over 1,000 bioactive compounds, some with potentially therapeutic antioxidant, anti-inflammatory, antifibrotic, or anticancer effects,' they wrote.
The research team, which also included experts from the University of Edinburgh, reviewed all the available evidence on coffee consumption, combining the findings of 201 published studies.