eat in the entire day. the fda recommends most adults have 2,300 milligrams of salt in a day, about a teaspoon. in a new study, researchers found adults and children are consuming on average an alarming 3,400 milligrams of sodium a day, a third more than they should. frito lay who makes and sells cheetos in bags with cartoons on the front tells abc news they're committed to responsible and ethical marketing practices which includes not marketing our products to children ages 12 and under. for our taste test, we swapped these original flavored cheeto's. >> 250 milligrams per serving. >> reporter: with these lightly salted potato chips. >> 85. >> reporter: big difference. >> wow, about a third. >> we are talking the same aisle in the supermarket, not talking going from the chip aisle to the produce aisle. which definitely would be a better choice. >> reporter: and exchanged these cookies with a different sweet snack. kisses.