| #252 | Ferrigno's Elixir of Power | 1 |
| #288 | Gummi-DNA | 2 |
| #182 | Knob Goblin eyedrops | 1 |
| #218 | Knob Goblin love potion | 69 |
| #207 | Knob Goblin steroids | 61 |
| #1110 | Meleegra™ pills | 1 |
| #920 | Schrödinger's thermos | 3 |
| #488 | bar skin | 17 |
| #353 | bat wing | 37 |
| #529 | batgut | 31 |
| #565 | bottle of Mystic Shell | 1 |
| #670 | bottle of antifreeze | 1 |
| #5030 | bottle of goofballs | 1 |
| #681 | bottle of pirate juice | 1 |
| #553 | broken skull | 23 |
| #787 | buckyball | 5 |
| #227 | burrowgrub hive | 1 |
| #308 | cat appendix | 11 |
| #294 | catgut | 27 |
| #658 | chaos butterfly | 123 |
| #967 | cloudy potion | 1 |
| #155 | cologne of contempt | 1 |
| #130 | concentrated cordial of concentration | 1 |
| #962 | dark potion | 1 |
| #516 | demon skin | 11 |
| #575 | disembodied brain | 3 |
| #432 | dried face | 6 |
| #947 | effervescent potion | 1 |
| #162 | extra-potent gremlin mutagen | 1 |
| #465 | eye of newt | 15 |
| #371 | fake blood | 3 |
| #257 | fat bottom quark | 3 |
| #217 | fish-liver oil | 73 |
| #957 | fizzy potion | 1 |
| #150 | floaty gravel | 1 |
| #61 | floaty pebbles | 6 |
| #272 | floaty sand | 67 |
| #491 | furry fur | 112 |
| #494 | gator skin | 5 |
| #222 | glob of green slime | 3 |
| #389 | glowing red eye | 34 |
| #595 | gremlin juice | 1 |
| #1226 | gyroscope | 1 |
| #476 | handsomeness potion | 2 |
| #123 | heart of rock and roll | 1 |
| #308 | leathery bat skin | 20 |
| #384 | leathery cat skin | 17 |
| #378 | leathery rat skin | 5 |
| #441 | lihc eye | 26 |
| #670 | lihc face | 3 |
| #521 | loose teeth | 82 |
| #936 | milky potion | 1 |
| #911 | murky potion | 1 |
| #364 | parasitic claw | 1 |
| #229 | parasitic headgnawer | 1 |
| #233 | parasitic strangleworm | 1 |
| #190 | parasitic tentacles | 1 |
| #212 | powdered organs | 12 |
| #286 | pr0n legs | 86 |
| #1168 | probability potion | 1 |
| #1190 | procrastination potion | 1 |
| #179 | puff of smoke | 1 |
| #555 | ram horns | 1 |
| #683 | scented massage oil | 1 |
| #535 | smart skull | 15 |
| #941 | smoky potion | 1 |
| #474 | spooky shrunken head | 13 |
| #715 | strongness elixir | 1 |
| #1434 | theoretical string | 1 |
| #296 | throbbing rage gland | 1 |
| #2212 | tiny plastic brainsweeper | 3 |
| #1445 | twitching claw | 2 |
| #1921 | unstable DNA | 7 |
| #1048 | wussiness potion | 1 |
| #355 | yak skin | 1 |
| #1621 | yeti fur | 3 |