India, May 15 -- A new investigation says you and millions of others may be charged more than the price you see on the shelf at any Kroger store in the United States.

A report by Consumer Reports, in collaboration with The Guardian and the Food and Environment Reporting Network, exposed widespread pricing errors at Kroger and its affiliated stores. The investigation revealed that sale prices posted on shelves frequently don't match what's charged at the counter, and it's not a small difference.

On average, shoppers were overcharged $1.70 per sale item, which added up to about 18.4% more than the expected total. From fresh foods like beef, salmon, and vegetables, to everyday essentials like coffee, juice, cough medicine, and even dog foo...