Purple sweet potatoes have been around for centuries and have a rich history. The Okinawan sweet potato is believed to have originated in the Americas and was brought to Japan in the early 1600s. It ...
Okinawans have a diverse and wholesome dietary regimen but notably consume large quantities of Beni Imo, or purple sweet ... Okinawa had a period of food shortage, and we were saved by these ...
or purple sweet potato. This vegetable is not just a staple but constitutes a staggering 67% of the Okinawan diet, in stark contrast to the rest of Japan where it accounts for a mere 3% of caloric ...