Not nearly that high. Globally, around 35% of adults have lactase persistence. 65% of adults lose it and become lactose intolerant, but it also depends heavily on race.
For those with Central and Northern European roots, most are lactase persistent. Like over 90%. That decreases as you move south and east, with <5% of East Asian adults being lactase persistent and 95% being lactose intolerant.
In the US, 70-75% of adults are lactase persistent, due to the heavy European ancestry of Americans.
Not nearly that high. Globally, around 35% of adults have lactase persistence. 65% of adults lose it and become lactose intolerant, but it also depends heavily on race.
For those with Central and Northern European roots, most are lactase persistent. Like over 90%. That decreases as you move south and east, with <5% of East Asian adults being lactase persistent and 95% being lactose intolerant.
In the US, 70-75% of adults are lactase persistent, due to the heavy European ancestry of Americans.