Gold nanoparticles (AuNPs) are clinically proven to increase brain health. MediGOLD consists of 20 parts per million of 99.99+% pure AuNPs colloidally suspended and dispersed in pure pharmaceutical grade sterile water. The AuNPs in MediGOLD are elemental, non-ionic, non-reactive, tiny (averaging just a few atoms per nanoparticle - less than 3 nanometers in size), and are all 100% bioavailable. MediGOLD delivers 300 micrograms of Gold nanoparticles per adult serving. MediGOLD Brain Booster is engineered to enhance brain function by providing an esoteric trace nutrient, Gold, to the physical brain for improved cognition, clarity, focus, memory, creativity, and abilities. This is 500mL (16.9 Fl Oz) of MediGOLD Brain Booster in a clear glass bottle - triple sealed for your protection.