For more than 20 years, Cochrane has produced systematic reviews of primary research in human health care and health policy. We are internationally recognized as the highest standard in evidence-based healthcare resources.

The Cochrane Review, 'Portion, package or tableware size for changing selection and consumption of food, alcohol and tobacco' published in September 2015 from the Cochrane Public Health group found significant evidence that people consume more food or non-alcoholic drinks when offered larger sized portions or when they use larger items of tableware.

Since then this Cochrane review has had a significant impact, and has been one of the most important public health stories of 2015, globally.

Author, Ian Shemilt, based at the University of Cambridge, UK tells the story for this Cochrane Review, so far…