Fitness Pudding - Where The Proof Is

A recent study 1 looked at this exact question. Participants used smart phones to scan food barcodes for 4 weeks. The nutrition labels were then displayed for all the products they scanned. They found that the products for which participants viewed the label, and subsequently purchased were about 13% healthier than the products where the labels were viewed, but were not purchased. The authors conclude that, "nutrition labels may influence healthier food purchases by those consumers...