Items

Balls

Poké Ball $200 -This ball will capture Pokémon weakened in battle.

Great Ball $600 -This ball has a better chance of capturing Pokémon weakened in battle.

Ultra Ball $1200 -This ball will capture even stronger Pokémon than the Great Ball.

Safari Ball $0 -You need this to capture Safari Zone Pokémon.

Master Ball $0 -This ball will capture any Wild Pokémon with 100% success rate. (unbuyable)

Cures

Antidote $100 -Cures poison

Burn Heal $250 -Cures Burns

Ice Heal $250 -Cures frozen

Awakening $200 -Cures sleep

Paralyze Heal $200 -Cures paralyze

Full Heal $600 -Cures all of the above conditions

Potions and revives

Potion $300 -Restores 20 HP

Super Potion $700 -Restores 50 HP.

Hyper Potion $1500 -Restores more HP than Super Potion.

Max Potion $2500 -Completely restores HP.

Full Restore $3000 -Completely restores HP, and heals all conditions.

Revive $1500 -Revives a fainted Pokémon.

Max Revive-Revives a fainted Pokémon, and completely restores HP.  (unbuyable)

Pokémon Drugs

-can only be used on a Pokémon 9 times (except rare candies)

Rare Candy $4800 -Increases a Pokémon's level by one (unbuyable)

HP Up $9800 -Increases Pokémon's HP level

PP Up $9800 -Increases PP level of one of Pokémon move (unbuyable)

Protein $9800 -Increases Attack

Iron $9800 -Increases Defense

Carbos $9800 -Increases Speed

Calcium $9800 -Increases Special

Stones

-Some Pokémon can only evolve with a stone

Fire Stone $2100 -Causes Fire Pokémons to evolve

Thunder Stone $2100 -Causes Electric Pokémons to evolve

Water Stone $2100 -Causes Water Pokémons to evolve

Leaf Stone $2100 -Causes Grass Pokémons to evolve

Moon Stone $0 -Causes Mysterious Pokémon to evolve (unbuyable)

In-battle items

-These are quite useless

X Attack $500 -Increases Attack during a battle.

X Defend $550 -Increases Defense during a battle.

X Special $350 -Increases Special only during battle.

X Speed $350 -Increases Speed during battle.

X Accuracy $950 -Increases Accuracy in a battle.

Guard Special $700 -Disables enemy Pokémon's Special Attack.

Other Items

Buyable

Escape Rope $550 -Teleport to Pokémon centre when in a cave.

Repel $350 Super Repel $500 Max Repel $700 -Keep from encountering wild Pokémon.

Poké Doll $1000 -Throw it at a wild Pokémon to run away from it.

Fresh Water $200 - Restores little bit of HP in battle

Soda Pop $300 -Restores some HP in battle.

Lemonade $350 -Restores even more HP in battle.

Unbuyable

Town Map-Map of the entire land

Nugget $10000 -Sell this for 5000

Exp.All $0 -Pokémon that didn't fight get a little exp also

Elixir $0 - Restores some PP for every move a Pokémon has

Max Elixir $0 - Restores all PP of a Pokémon to max

Ether $0 - Restores some PP of one Pokémon move

Max Ether $0 - Restores PP of a Pokémon move to max

Untossable items

Bicycle-Use this to travel at twice the walking speed.

Item Finder$0 -Helps you find hidden items

Cruise Ticket-Allows you to board the St. Anne

Lift Key-Works the Elevator in Celdaon City

Card Key-Opens sealed doors in the Silph Co. Building

Secret Key-Opens Blaine's gym in Cinnabar Island

Gold Teeth-Give it to the Warden in Fuchisa City and receive something

Silph Scope-Allows you to see Ghost Pokémon.

Poké Flute-Wakes up all sleeping Pokémon.

Old rod, Good rod, Super rod-Go fishing to catch water Pokémon.

Coin-Use these at the Game Corner.

Coin Case-Holds up to 9,999 Game Corner Coins.

Dome Fossil, Helix Fossil, Old Amber- Dead Pokémon which you can bring back to life