Alpha GPC is a phospholipid metabolite desired to produce Acetyl-choline, the neurotransmitter that balance memory, learning, and other brain activity. Alpha GPC is the extra bioavailable form of choline because of its ability to cross the blood-brain barrier. Studies suggest that more Alpha GPC development acetyl-choline levels in the brain, supporting mental acuity and cognitive functions. visit us http://www.tasmanhealth.co.nz/now-foods-alpha-gpc/ for more details!!