PQQ

Other names Pyrroloquinoline Quinone

This nootropic has no healthy human placebo-controlled studies that meet our inclusion criteria. Negative side effects can occur if used carelessly, so make sure you’re aware of the risks of PQQ.

Risks

The legality and side effects of PQQ

Studies

Studies conducted on the effects of PQQ in healthy humans

Last updated Saturday, June 10, 2023