Amnesium is an alien mineral that induced memory loss. Superman kept some of it in the Fortress of Solitude. History This article is a stub. You can help DC Database by expanding it. See Also Appearances of Amnesium Item Gallery: Amnesium Images featuring Amnesium Links and References None. Retrieved from "https://dc.fandom.com/wiki/Amnesium?oldid=2695810" Categories: Otto Binder/Creator Curt Swan/Creator 1957 Item Debuts Silver-Age Items Items Earth-One Prime Earth History Section Needed Materials Superman Community content is available under CC-BY-SA unless otherwise noted.