Sweet Potato Vine and Leaf Tea - 3g x 15 Tea bags

Product specificity 商品説明

The tea is made with carefully roasted sweet potato vines and leaves grown on the sandy loam soil in the suburbs of Naruto, a city located in Tokushima Prefecture, Japan.

Professor Toyonobu Usuki from Sophia University (Tokyo), Faculty of Science and Technology, department of Materials and Life Sciences supervised a study on sweet potato vines and leaves. His research group is working on an efficient way to extract caffeoylquinic acids from sweet potato leaves, for its potential benefit on neurodegenerative diseases. Since February 2017, Chikiriya has join as co-participant in the experiment, which led to the commercialize a sweet potato vine and leaf tea beginning of 2022.

Usually, sweet potato vines and leaves are disposed when harvesting sweet potatoes. While making efficient used of sweet potato vines and leaves, we also are contributing greatly to the United Nations Sustainable Development Goals.

About the taste 味について

It is a slightly sweet tea with an elegant and aromatic aroma, and rich in umami flavor.

Nutritional values