Many high-end products contain more sugar than cheaper versions

A report by campaign group Action on Sugar highlights higher sugar levels in expensive products when compared with cheaper versions. The report found ASDA's Smart Price Vanilla Flavour Ice Cream contains 7.9g of sugar per 100g, 46pc less than Waitrose's Duchy Organic Vanilla Ice Cream, which contains 14.5g per 100g for example.

Read more: Many high-end products contain more sugar than cheaper versions