Research into iron deficiency and entrepreneurial determination brought the Lucky Iron Fish to cooking pots around the world. When Canadian researcher Dr. Christopher Charles was studying the devastation caused by iron deficiency in impoverished populations in Southeast Asia, he discovered an innovative way to help people get iron into their diets: place an iron ingot right into their cooking pots. Dr. Gavin Armstrong, a biomedical scientist and entrepreneur, built upon Charles’s findings to develop, manufacture, and distribute that ingot, which became the Lucky Iron Fish, a...