Safeguarding Consumers Through Minimum Quality Standards: Milk Inspections and Urban Mortality in the United States, 1880-1910

Most major American cities adopted minimum quality standards (MQSsss) for milk and hired inspectors to enforce them.

Hiring of milk inspectors is associated with an 11 - 14% reduction in deaths from diarrheal diseases and typhoid.

After 10 years , the hiring of milk inspections was associated with a 18 - 32% reduction of deaths from these diseases.