Kryptonite is a fictional material from the Superman comic book series.
Kryptonite or Cryptonite may also refer to:
Arts and entertainment Comics Kryptonite (story arc) a 2007–2008 Superman Confidential story arc Kryptonite Man, several DC Comics supervillains
Film and television Kryptonite!, a 2011 Italian film Kryptonita (English: Kryptonite), a 2015 Argentinian film "Kryptonite" (New Girl), a 2011 television episode
Music Apollo (band), originally Kryptonite, a late-1970s American R&B/disco group Kryptonite (album), by DJ Fresh, 2010 "Kryptonite" (3 Doors Down song), 2000 "Kryptonite" (Don Toliver song), 2024 "Kryptonite (I'm on It)", a song by Purple Ribbon All-Stars, 2006 "Kryptonite", a song by James Arthur, 2014 "Kryptonite", a song by Guy Sebastian from Beautiful Life, 2004 "Kryptonite", a song by Mario from Go, 2007 "Kryptonite", a song by James Spaulding from Schizophrenia, 1967 "Cryptonite", a song by Nettspend, 2023
Other uses Kryptonite lock, a brand of bicycle lock Operation Kryptonite, a 2007 military operation by British, Dutch and Afghan forces
See also Krypton (disambiguation) Jadarite, a mineral with a similar formula to the fictional kryptonite Pocket Full of Kryptonite, a 1991 album by the Spin Doctors CryptoNight