Calcium
Raises Special Attack Permanently
Pokémon Mart (Agate Village)
9800

Carbos
Raises Speed permanently
Pokémon Mart (Agate Village), Pyrite Cave
9800

Dire Hit
Increases chance of a critical hit for one battle
Pokémon Mart (Phenac City)
650

Guard Spec.
Guards against stat-reducing moves for one battle
Pokémon Mart (Phenac City)
700

HP Up
Increases max HP permanently
Pokémon Mart (Agate Village), Laboratory
9800

Iron
Raises Defense permanently
Pokémon Mart (Agate Village), Pyrite Cave
9800

PP Up
Raises PP permanently
Laboratory, Snagem Hideout
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Protein
Raises Attack permanently
Pokémon Mart (Agate Village), Pyrite Cave
9800

Rare Candy
Raises Pokémon's level by one permanently
The Under, Snagem Hideout
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X Accuracy
Increases the Accuracy of all moves for one battle
Pokémon Mart (Phenac City)
950

X Attack
Increases Attack for one battle
Pokémon Mart (Phenac City)
500

X Defend
Increases Defense for one battle
Pokémon Mart (Phenac City)
550

X Special
Raises Special Attack for one battle
Pokémon Mart (Phenac City)
350

X Speed
Increases Speed for one battle
Pokémon Mart (Phenac City)
350

Zinc
Raises Special Defense permanently
Pokémon Mart (Agate Village), Pyrite Cave
9800