PQQ: The Research

PQQ was identified in the late 1970s, and since then there have been 796 studies of all types on PQQ (pyrroloquinoline quinone). The majority of those studies have been done in test tubes to determine exactly what PQQ is and what it does; those are necessary, but reveal little about its real impact on health. For that, you need clinical trials on human subjects.

There have been three studies done on humans (1,2,3); the total number of subjects has been less than 50. One study demonstrated that PQQ is absorbed when given as a supplement and had some . . .

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