lactose intolerance: Quick Facts

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Last updated

Nov. 3, 2026

News •

New consensus offers guidance for management of neonatal lactose intolerance • Nov. 2, 2026, 8:18 AM ET (News-Medical)

Photos

World map showing the prevalence of lactose intolerance by country, with darker shades of blue indicating higher frequencies. Most of Europe has low lactose intolerance (lightest blue), while high frequencies (dark blue) are seen across much of Africa, East Asia, and parts of South America. Intermediate shades appear in the Middle East, South Asia, and Central America.

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Topics

Lactase Lactose metabolic disease colorectal cancer lipid storage disease inflammatory bowel disease ileitis tropical sprue intestinal squeeze irritable bowel syndrome ketosis enteritis cholera

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