Which breakfast cereal was originally developed as a health food to prevent unhealthy behaviors but later rebranded with added sugar to become one of the world's most successful breakfast products?

Every day, millions of people enjoy products from this iconic food company, but few know about its fascinating beginning. Test your knowledge about one of the most significant product redesigns in food industry history, which transformed a failing health food into a breakfast sensation. This poll explores how clever marketing and product positioning revolutionized how Americans—and eventually the world—eat breakfast.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Corn Flakes (created by Dr. John Harvey Kellogg as an anti-stimulant food before his brother Will added sugar against his wishes)
Cheerios (originally developed as a digestive aid called 'Cheery Oats' before General Mills repositioned it as a children's breakfast)
Grape-Nuts (initially marketed by C.W. Post as a brain food that could cure malaria and appendicitis before becoming a standard breakfast)
Shredded Wheat (created by Henry Perky as a vegetarian protein alternative before Nabisco transformed it into a mainstream breakfast option)