Phosphatidylserine (PS) is a natural component of the brain and is integral to all brain cell activity. Supplementing the diet daily with PS supports healthy brain function. Natural Factors uses Sharp-PS® GREEN phosphatidylserine, which is derived from non-GMO sunflower lecithin and is 100% soy-free.

PS helps increase cell flexibility. This, in turn, enhances memory, focus and clarity. Natural Factors PS is ideal for those seeking to improve cognitive function, and those who experience occasional absentmindedness or mild memory problems associated with aging.

For those interested in improving mental function, the usual dose is 100-150 mg twice per day (for a total of 200-300 mg daily) for the first 12 weeks. Thereafter, the amount can be reduced to 100 mg per day.