phosphatidylserine

"Widely available in pharmacies and health stores, phosphatidylserine is a natural food supplement produced from beef, oysters, and soy. Proven to improve cognition and slow memory loss, it's a popular treatment for older people experiencing memory impairment." ... Supplements For Brain Health: Nutritional Supplement Delays Advancement Of Parkinson's And Familial Dysautonomia Phosphatidylserine: Do Brain Supplements