This is a 3-bag set of Lipusa's PS (Phosphatidylserine) supplement, providing approximately a 3-month supply. Each bag contains about a 1-month supply. It contains phosphatidylserine, which is said to be helpful for supporting memory. 【Brand】Lipusa 【Product Name】PS (Phosphatidylserine) 【Contents】Approximately 1 month's supply x 3 bags (Total: approximately 3 months' supply) 【Condition】Unopened, new. 【Expiration Date】2027.8.30