We Americans like our mayonnaise.
The U.S. consumes some $2 billion worth of mayonnaise each year, and the average person uses a lot – not a little, says registered dietitian Keri Gans, author of “The Small Change Diet” and blogger. Health-wise, that can be problematic for a number of reasons. Now research firm Euromonitor says it’s surpassed ketchup as the No. 1 most-used condiment.