Updated on January 1, 2020 by LM Reviews Editorial Staff
In the study published online in October 2018 by Dr. Keiko Unno and colleagues on the journal Nutrients, matcha green tea was used for the 15-days clinical trial runned in Japan on 39 partecipants and many samples of matcha green teas were analysed, from Japan and worldwide.
The autors analysed 76 samples of matcha teas from Japan and 67 from abroad, and measured that:
So in this study, the autors have found considerably more green teas of good quality in Japan, rather than in the rest of the world.
In the paper, which was funded by the University of Shizuoka, the autors declared no conflict of interest.
The Japanese Ito En unsweetened green tea beverage is widely available, also on Amazon.