4 ms·Certainly not all of Asia. In India, from anecdotal evidence, almost all adults are lactose tolerant.by adiM 14y agoCertainly not all of Asia. In India, from anecdotal evidence, almost all adults are lactose tolerant.iopq 14y agoIn the US "Asian" means "East Asian" exclusively, I believe that's what he meantpm90 14y agothat itself means that the figure has to be way less than 50%