The following is a complete list of the items that appear in Final Fantasy I. They have been broken up into two sections. The first is the common items that you can buy at item shops. The second part is the special items. You have to do certain things to obtain these items.

Main Items
Name Effect Cost
Heal Potion Restores a little HP 60 G
Pure Potion Cures Poison 75 G
Soft Potion Cures Stone 75 G
Tent Restores a little HP and MP 75 G
Cabin Restores more HP and MP then Tent 250 G
House Restores all HP and MP 3000 G


Special Items
Name
Location
Use
Lute After Defeating Garland the Princess of Coneria gives it to you After defeating the Phantom in the Final Temple, use it to lift the plate
Ship Pravoka, defeat the Pirates Allows you to sail the sea
Crown In a treasure chest at the bottom of the Marsh Cave Bring it to Astos to fight him for the crystal
Crystal Defeat Astos and he'll give it to you Give it to Matoya for the herb
Herb Bring Matoya the crystal in return for the Herb This will wake up the sleeping prince
Key After waking the sleeping prince, he will give this to you This will open all locked doors
T.N.T In a treasure chest in a licked room of Coneria Castle Bring is to a Dwarf in the Dwarf Cave and he'll blow you a passage to the other sea north of Astos Castle
Ruby Treasure chest in the Vampire's room which is in the Earth Cave The Titan in Titan's tunnel will allow you passage to Sarda's Cave in return for the Ruby
Rod Sarda will give it to you after talking with him Lifts the Stone Plate leading to Lich in the Earth Cave
Canoe After defeating Lich talk to one of the sages in Crescent Lake Allows you to travel in rivers
Floater Treasure chest protected by the Eye in the Ice Cave Use this in the Ryukahn desert to lift the Airship
Airship Ryukahn desert Allows you to fly around the world
Rats Tail Treasure chest protected by a Zombie Dragon in the Castle of Ordeal Bring this to Bahamut to upgrade your party(ie. Fighter to Knight)
Bottle By this at the Oasis for 50 000G. It is a patch of desert surrounded by trees on top of the big desert which is west of Onrac You can free the Fairy in the Bottle by using it by her pond in Gaia
Oxyale After freeing the Fairy into her pond in Gaia she'll give you this This allows you to breathe under water
Slab It's located on the Mermaid's level of Kraken's Lair (Onrac sub) Bring it to Dr. Unne in Melmond to learn Lefeinish
Chime After learning Lefeinish talk to someone in Lefein You will gain access to the Mirage Tower
Cube In the Waterfall north of Onrac, talk to the Robot (UFO) You will gain access to the Sky Castle
Adamant The blacksmith Dwarf in the Dwarf Cave will make you Xcalber for free, the 2nd best sword in the game Pretty awesome sword