PhosphatidylSerine 300mg Per Serving, Made in The USA, 120 Capsules (Phosphatidyl Serine Complex) by Double Wood Supplements

Phosphatidylserine (PS - Phosphatidyl Serine) is a phospholipid and a component of the cell membrane. It plays a key role in cell cycle signaling, specifically in relationship to apoptosis. Studies have provided evidence that PS may increase attention, improve memory and processing speed, and support overall cognitive health. Improvements were most pronounced in those who were fatigued and it may slow overall cognitive decline as we age. Double Wood Supplement's PS is manufactured in New York city and tested for purity right here in the USA