| Statistic Verification |
| Source: National Digestive Diseases Information, USA Today |
| Date Verified: 7.23.2012 |
| Lactose Intolerant Statistics | |
| Total percentage of people who are lactose intolerant | 33% |
| Total percentage of adults that have a decrease in lactase activity | 75% |
| Total percentage of people who maintain ability to digest lactose after childhood | 40% |
| Total number of Americans who are lactose intolerant | 40 million |
| Total percent of all African-American, Jewish, Mexican-American, and Native American Adults who are lactose intolerant | 75% |
| Total percent of Asian-Americans that are lactose intolerant | 90% |
| Average amount of time it takes for side effects of lactose intolerance to occur after intake | 30 min |
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