Custom Premix Selecting "Custom Premix" option means that all of the beads you have chosen will be premixed in manufacturing before the kit is sent to you.
Neurotrophicfactors support different neuronal populations within the central and peripheral nervous systems. They include Nerve Growth Factor (NGF), BrainDerivedNeurotrophicFactor (BDNF), Neurotrophin-3 (NT3) and Neurotrophin- 4/5 (NT4/5).