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

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

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 ...