Ultra Alpha-GPC is the most bioavailable form of Choline currently on the market. Each single capsule contains 250mg of pure Alpha-GPC giving you the cognitive advantage, and serves as the critical building block for acetylcholine synthesis. Acetylcholine plays an important role in many cognitive processes including memory, muscle activity, intelligence and mood. Ultra Alpha-GPC is the choice of thousands due to its ability to cross the blood brain barrier and go directly to where it is needed.