PQQ is a biologically active substance, fully known as Pyrroloquinoline Quinone Disodium Salt. It is a vitamin like compound that can be found in the tissues of certain bacteria, plants, and animals.
PQQ has strong antioxidant effects and can protect cells from oxidative stress damage. In addition, PQQ is also believed to have functions such as promoting neuronal growth and development, improving memory and cognitive function. PQQ can be obtained from some sources in food, such as beans, spinach, green tea, etc., and can also be consumed in the form of supplements.