Neuron Factors Memory Support Supplement is a natural supplement that supports healthy brain function and helps maintain memory. It is a natural nerve growth factor (NGF) that regulates the growth, development, and maintenance of sympathetic nerve cells. Neuron Factors are a protein found in the venom of poisonous snakes and in the male mouse submaxillary gland. It is a neurotoxin that is used to study the effects of neurotoxins on the central nervous system. Neuron Factors Memory Support Supplement is designed to help with neurological function. It contains a variety of ingredients, including NGF, which is a protein that is found in the brain.