Phosphatidylserine (PS) is an essential component of all neuronal membranes. Human research suggests PS may help support overall brain wellness.* PS helps maintain healthy cortisol levels and is beneficial for memory and concentration.* Phosphatidylserine Powder is an excellent delivery system for children and the elderly who may have difficulty swallowing capsules.* PS powder has virtually no taste and will dissolve into applesauce or any food.