OL - Phosphatidyl-Serine Complex - 60 SoftgelsDESCRIPTION Phosphatidylserine (PS) is a phospholipid found in all cells. It is a major component of cell walls (membrane) in the brain. Cell membranes surround the cell, keep it intact and regulate many vital cellular functions including the storage, release and activity of many important neurotransmitters (brain chemicals) and their receptors. Phosphatidylserine is also important in cell to cell communication. PS stimulates the release of dopamine