Any growth in a market the size of US potato chips is impressive. To grow value and volume at time when health is high on the consumer agenda, is particularly so. Seven of America’s 10 biggest potato chip brands grew in value terms in 2015, according to data from retail analysts IRI for the 52 weeks ending 27 December 2015. (See the tables at the end of this article for full sales data. Among the big successes of the past 12 months have been Frito Lay brand Ruffles and Kellogg’s Pringles, which both grew by more than $30m in the past year. Kellogg has big ambitions for Pringles in the US, telling last month’s Consumer Analyst Group of New York conference that although the brand is enjoying success in the US, it has a relatively low market share compared with its performance in Europe. More