Just Be Well Super Food – Brain Mag (magnesium L-threonate) is a unique, patented form of magnesium resulting from 10 years of research at MIT. It is the only form of magnesium shown to cross the blood-brain barrier, effectively increasing magnesium concentration in the brain. Clinical applications of Brain Mag: Supports healthy synaptic density and function Supports a healthy stress response, and a healthy mood Supports cognitive health, focus, and attention Unlike other brain boosting supplements, which often overstimulate the brain, Brain Mag works by nourishing the synapses with magnesium, which helps keep them healthy without overstimulation. The nourishing effects of Brain Mag can help your brain think clearly and maintain resiliency.