Phosphatidylserine levels in the brain can decline with age, so it is important to supplement daily, helping replenish this nutrient that is naturally found in brain cell membranes, to aid brain function. We ship most of the orders within the Handling Time specified. However, please make a note that we do not ship on Saturdays and Sundays. We will always keep your informed if we anticipate any kind of delay in your order. We want you to be completely satisfied with your eBay shopping experience with us. We offer a "No Questions" 30-day return policy. In case you wish return the shipment from your side: VitaGen is NOT responsible for any and all packages detained/impounded/or returned to us by the country’s respective Customs Department. It is the FULL responsibility.