How A Social Entrepreneur Overcame His 'Arrogant Failure' And Won Kudos From Oprah

Lucky Iron Fish, a fast-growing social enterprise in Guelph, Ontario, wants to vanquish iron deficiency, a condition affects almost 3.5 billion people around the world. It can cause anemia, a failure to thrive in children, cognitive deficiencies, weakness and fatigue, and it's responsible for a loss of $70 billion of global GDP, the company says.