【Product Details】 - Product Name: Gussuri Rhythm - Contents: 31 tablets - Ingredients: Contains L-Theanine - Foods with Function Claims: Foods with Function Claims - Recommended Dosage: 1 tablet per day - Expiration Date: June 25, 2027 Thank you for viewing. This is a 31-tablet food with function claims containing L-Theanine, which supports comfortable sleep. I purchased this but did not use it, so I am selling it. Thank you. Instant purchase ○ Anonymous delivery ○ Ships within 24 hours ○