Shelf Life. . 5 Anonymous (ID: ) Sii 17: 46 blo. has 15 year shelf life Produced in OSI Expire in 18' has 1 year to ALL. You know how they change the date stickers on bread....yeah. Shelf Life 5 Anonymous (ID: ) Sii 17: 46 blo has 15 year shelf life Produced in OSI Expire 18' 1 to ALL You know how they change the date stickers on bread yeah