Debbie Tierney, whose son has already passed through the K-12 system, said she thinks the Web site may not be effective.
"I think it's an oxymoron," said Tierney. "Just because you're monitoring your child at school, what could stop them from going to 7-11 or a fast food place after school?"
Angelina, a sophomore, said she has a few friends who purchase snacks that are "pleasing to the eye," rather than healthier snack choices, like fruits or vegetables.
But with a monitoring system like the one in place at the schools, she thinks parents might think twice about the amount of money they give to their children for snacks.
ABCNews.com contributor Nadine Maeser is summer bureau chief at the University of North Carolina at Chapel Hill for the ABC News on Campus program.