Those earthy, highly nutritious tubers go by the names of Okinawan and Molokai purple sweet potatoes. When comparing types of ...

there are distinct differences between the Okinawan purple sweet potato and the ube tuber. Okinawan purple sweet potatoes, very much like their orange counterparts, are actually flowering plants ...

There's so much more than eating purple sweet potatoes to the impressive longevity in of residents in Okinawa, Japan.

Dan Buettner, 64, put a spotlight on the elusive 'Blue Zone' of Okinawa, Japan, where residents are reportedly more likely to live to 100 years old ...

Mama Linda stated: "As highlighted in Netflix's Live to 100, Japanese purple sweet potatoes are a powerful longevity food and a key part of the Okinawan diet. "Their purple colour comes from ...