Ultra PQQ features pyrroloquinoline quinone (PQQ), a water-soluble, vitamin-like compound, and Rhodiola rosea, a popular adaptogen. PQQ is an enzyme cofactor possessing antioxidative, neuroprotective, and cardioprotective properties that encourage mitochondrial biogenesis. Rhodiola rosea helps support the adrenal glands. Research shows that Rhodiola rosea is a powerful herb for enhancing mitochondrial energy production and helps defend against free radicals in the nervous system as well as the mitochondria.