I wish all of these were real
  1. Oobleck
    Bartholomew and the Oobleck by Theodore Lesieg
  2. Melange
    Dune by Frank Herbert
  3. Ice-nine
    Cat's Cradle by Kurt Vonnegut Jr
  4. Soma
    Brave New World by Aldous Huxley
  5. Midi-chlorians
    The stupid star wars prequels
  6. Flubber
    The Absent-Minded Professor
  7. Reardon Metal
    Atlas Shrugged by Ayn Rand
  8. Soylent Green
    Soylent Green movie. Spoiler: it's made out of people.
  9. Adamantium
  10. Electro-plasma
    Star Trek
  11. Bertie Bott's Every Flavour Beans
    Harry Potter
  12. The Pan Galactic Gargle Blaster
    Hitchhiker's Guide to the Galaxy
  13. Ectoplasm
    Ghostbusters et al
  14. Longbottom Leaf
    Lord of the Rings
  15. Soul Glo
    Coming to America
  16. Stay-Puft marshmallows
  17. Duff beer
  18. Wonka bar
    Willy Wonka and the Chocolate Factory
  19. Big Kahuna Burger
    Pulp Fiction
  20. Lembas bread
    Lord of the Rings
  21. Scoobie snacks
    Scooby Doo
  22. Cheesy poofs
    South Park
  23. Butter beer
    Harry Potter
  24. Everlasting Gobstopper
    Willy Wonka and the Chocolate Factory
  25. Cobalt Thorium G
    Dr. Strangelove
  26. Dilithium crystals
    Star trek
  27. Kryptonite
  28. Mithril
    Lord of the Rings
  29. Redstone
  30. Iocaine powder
    The Princess Bride
  31. Dust
    His Dark Materials series
  32. Magic beans
    Jack and the beanstalk
  33. Skooma
    The Elder Scrolls
    Suggested by @jebenglish
  34. Valyrian Steel
    Game of Thrones
    Suggested by @dnorth
  35. Ubik
    Ubik by Philip K Dick
    Suggested by @gwcoffey
  36. Bubotuber Puss
    Harry Potter
    Suggested by @gwcoffey
  37. Blue Milk
    Aunt Beru
    Suggested by @gwcoffey
  38. Cheesing (huffing cat piss) - South Park
    Suggested by @sandydanto
  39. That crazy eyedropper psychedelic that JoGo used
    Looper (2012)
    Suggested by @bram
  40. Orgasmatron
    Suggested by @ouizoid
  41. Supercool - UCB
    Suggested by @NickyB
  42. Vurt Feathers in a book called Curt by Jeff Noon
    Suggested by @Harris
  43. MDT-48
    The Dark Fields
    Suggested by @shelby