Foods rich inPQQare not surprisingly high nutritional value foods:natto, parsley, green tea, oolong tea, kiwifruit, etc.; In addition, a small amount of PQQ was also detected in eggs and skim milk
With the increasing research on the health benefits of PQQ in daily food, the levels of nanograms (ng) in daily food are no longer sufficient to meet the demandsource:http://www.onisc.net/news939766.html