Surveys of the salt content in UK bread: progress made and further reductions possible.

Objectives: To explore the salt reductions made over time in packaged bread sold in the UK, the biggest contributor of salt to the UK diet.

Study Design: Cross-sectional surveys were carried out on the salt content of breads available in UK supermarkets in 2001(40 products), 2006 (138) and 2011 (203).

Main Outcome Measures: The primary outcome measure was the change in salt content per 100 g over time.