Dietary Supplement. Nutraceutical. All natural. Phosphatidyl Serine is a naturally occurring Phospholipid that appears to play an important role in the function of brain cells. Combined with exercise and a healthy diet, PhosSerine may help to maintain mental fitness. Allergen free of corn, wheat, lactose, milk, egg and fish products. No sugar, salt, starch, yeast, artificial coloring, flavoring, or preservatives added. Components in this product are derived from natural sources. Natural protective coating utilized. (This statement had not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease).