Exports of the Japanese fermented soybeans have tripled in the past eight years as new consumers are attracted by their ‘superfood’ benefits.

Sticky, translucent strings dangle from Wesley Smith's chopsticks as the American tourist relishes his natto, the loved-and-hated Japanese fermented soybean superfood going global…

Alimento tradicional japonês ganha popularidade impulsionado por redes sociais e fama de saudável, mas divide opiniões.