What's the estimated incidence of lactose intolerance in the United States?

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Mohamad-Hani Temsah

The report that was shared by @Safa Aouinti, it is varied among descendants of various population:

"African American, Hispanic, Asian, and American Indian

populations Lactose Intolerance rates may be 50 percent higher in late childhood and adulthood."

Arvind Singh

Please see the following RG link and PDF attachment.

Article Prevalence of Self-reported Lactose Intolerance in a Multiet...