The Surprising Iron Content In Fortified Breakfast Cereals
What Makes Some Cereals Respond To Magnets: Most people would never think to test their breakfast cereal with a magnet, but those who do discover something unexpected with certain brands. Some fortified cereals contain tiny particles of metallic iron that respond to magnetic force. Cereals like Total, some varieties of Special K, and certain other highly fortified brands demonstrate this effect. This is not a manufacturing accident or contamination. The iron in these cereals is there on purpose, and understanding why reveals an important story about nutrition and food processing.