The following tables contain the location(s) of all Stat Boosters (HP Up, PP Up, PP Max, Rare Candy, Protein, Carbos, Calcium, Iron, Zinc) in Ruby, Sapphire, and Emerald.
In Ruby and Sapphire, Pokémon with the Pickup ability have a 10% chance of finding a Rare Candy, a 5% chance of finding a Protein, and a 4% chance of finding a PP Up.
In Emerald, the following items can be obtained at the listed levels:
Some stat boosters can be purchased from the left vendor on 3F in Lilycove Department Store.
| Item | Price |
|---|---|
| Protein | 9800 |
| Calcium | 9800 |
| Iron | 9800 |
| Zinc | 9800 |
| Carbos | 9800 |
| HP Up | 9800 |
The Energy Guru at Slateport Market sells stat boosters. After defeating the Elite Four, if the player's last purchase was 20 or more of one item in one purchase, he may have a sale where these items are sold for half price. The sale is announced on TV.
| Item | Price |
|---|---|
| Protein | 9800 |
| Iron | 9800 |
| Carbos | 9800 |
| Zinc | 9800 |
| Calcium | 9800 |
| HP Up | 9800 |
In Emerald, some stat boosters can be purchased from the Berry Powder Woman at Slateport Market in exchange for Berry Powder.
| Item | Price |
|---|---|
| Protein | 1000 |
| Iron | 1000 |
| Carbos | 1000 |
| Calcium | 1000 |
| Zinc | 1000 |
| HP Up | 1000 |
| PP Up | 3000 |
In Ruby and Sapphire's Battle Tower, the player can receive a Protein, Iron, Calcium, Carbos, Zinc, or HP Up as a reward for completing a set of 7 battles, so long as the player's total streak is 35 wins or fewer.
In Emerald, the Favor Lady in the Lilycove Pokémon Center will give away an HP Up, Protein, Iron, Calcium, Zinc, or Carbos for providing her a correct item, depending on the item she requests.
In Emerald's Battle Frontier, stat-boosting items can be purchased in two places: at the Poké Mart and at the Exchange Service Corner, at the second counter from the right. Items purchased at the Poké Mart are paid for with regular money, and those at the Exchange Service Corner are paid for with Battle Points (BP). The same stock is available at both shops; the prices in both currencies are shown below.
| Item | Money | BP |
|---|---|---|
| Protein | 9800 | 1 BP |
| Calcium | 9800 | 1 BP |
| Iron | 9800 | 1 BP |
| Zinc | 9800 | 1 BP |
| Carbos | 9800 | 1 BP |
| HP Up | 9800 | 1 BP |
| Item | Area | Location | Notes |
|---|---|---|---|
| Rare Candy | Petalburg City | On the southeastern shore south of the southwestern pond, on the southernmost ground tile | Hidden. Requires Surf. |
| PP Up (Emerald) | Route 103 | In the center of the forest on the eastern side | Requires Cut. |
| Rare Candy | Granite Cave B2F | Accessible from the ladder past the three sets of cracked floors | Requires the Mach Bike. |
| Rare Candy | Trick House Puzzle 1 | Obtained from the Trick Master in the end room | Reward for clearing this puzzle. |
| PP Max | Trick House Puzzle 7 | Obtained from the Trick Master in the end room | Reward for clearing this puzzle. |
| Rare Candy | Route 110 | On the island | Requires Surf. |
| HP Up | Route 116 | In the eastern area accessible from Rusturf Tunnel, atop the ledges to the east | |
| HP Up | Route 111 south | West of the pond | Requires Surf. |
| Protein (Ruby/Sapphire) | Route 111 desert | In a rock northwest of Camper Drew | Hidden. |
| Protein (Emerald) | Route 111 desert | One tile east and five west of the Hiker west of Mirage Tower | Hidden. |
| Rare Candy | Route 111 desert | In the lone rock northeast of Picnicker Becky | Hidden. |
| Carbos | Route 114 | On the rock south of Pokémaniac Steve | Hidden. |
| Protein | Route 114 | On a ledge on the exterior of Meteor Falls | Requires Rock Smash. |
| PP Up (Emerald) | Route 115 | South of Collector Hector and Psychic Marlene | |
| Iron | Route 115 | South of the muddy slope to the north | Requires the Mach Bike and Surf. |
| Iron | Route 105 | On the southernmost island | Requires Surf. |
| Protein | Route 106 | On the westernmost shore line | Requires Surf. |
| Rare Candy | Route 108 | On a rock on an island southeast of the Abandoned Ship | Hidden. Requires Surf. |
| PP Up | Route 109 | On the southeastern sandbar | Requires Surf. |
| Iron | Route 118 | On the eastern side, on the rock on the southwest part of the beach | Hidden. Requires Surf. |
| Zinc | Route 119 | Northwest of Fisherman Eugene | Requires Surf. |
| Calcium | Route 119 | In the flowers beside a Secret Base entrance west of the southern waterfall | Hidden. Requires the Acro Bike. |
| Rare Candy | Route 119 | Atop the ledge northwest of the northernmost waterfall | Requires the Acro Bike, Surf, and Waterfall. |
| Rare Candy | Route 120 | At the northern end of the route, on the westernmost ground tile at the end of the path past the trees | Hidden. Requires Cut. |
| Zinc | Route 120 | In the northern part of the grass maze, on the last empty grass tile southwest of the northern entrance to the maze | Hidden. |
| Rare Candy | Route 120 | On the westernmost ground tile on the southwestern shore of the southwestern pond | Hidden. Requires Surf. |
| HP Up | Route 121 | On the empty grass tile in the grass south of Beauty Jessica, on the other side of the fence | Hidden. |
| Zinc (Emerald) | Route 121 | South of the entrance to the Safari Zone | Hidden. |
| Carbos | Route 121 | Near Gentleman Walter in the fenced area | |
| PP Up (Emerald) | Route 123 | On the ground tile at the end of the middle path in the eastern tree maze | Hidden. Requires Cut. |
| Rare Candy (Ruby/Sapphire) | Route 123 | At the end of the southern path in the eastern tree maze | Requires Cut. |
| Rare Candy (Emerald) | Route 123 | At the end of the southern path in the eastern tree maze | Hidden. Requires Cut. |
| PP Up (Emerald) | Route 123 | West of Psychic Jacki and Expert Fredrick | |
| Calcium | Route 123 | West of the pond east of the Berry Master's house | |
| Calcium | Safari Zone Area 4 | In the northwest part of the area | |
| PP Up (Emerald) | Safari Zone Area 5 | Three tiles south of the southernmost Pokéblock stand | Hidden. |
| Rare Candy (Emerald) | Safari Zone Area 6 | In the southeast part of the area, on the southeasternmost tile of the rectangular patch of light grass | Hidden. |
| Zinc (Emerald) | Safari Zone Area 6 | On the ground tile in the indent in the wall to the north | Hidden. |
| Zinc | Mt. Pyre Summit | On the southwesternmost gravestone in the southwest | Hidden. |
| Rare Candy | Mt. Pyre Summit | In the northeastern area, on the last ground tile in the small path in the grass patch | Hidden. |
| Rare Candy (Emerald) | Magma Hideout entrance | In the west part of the entrance area, accessible from B1F | |
| PP Max (Emerald) | Magma Hideout B3F | On the western side | |
| Carbos | Route 124 underwater | In the empty sand tile in the seaweed east of the path leading to the Blue Shard area | Hidden. Requires Surf and Dive. |
| Calcium | Route 124 underwater | On the dark tile directly below the central northern Dive spot | Hidden. Requires Surf and Dive. |
| Rare Candy | Shoal Cave Inner room | East of the central ledge | |
| Iron | Route 126 underwater | On the southernmost dark spot in the western corridor | Hidden. Requires Surf and Dive. |
| Zinc | Route 127 | On the northwesternmost island | Requires Surf. |
| Rare Candy (Emerald) | Route 127 | North of Bird Keeper Aidan and Cooltrainer Athena | Requires Surf. |
| Carbos | Route 127 | On the southern side of the island with trees to the east, accessible from the Dive spot northeast of the southeastern island | Requires Surf and Dive. |
| HP Up | Route 127 underwater | On the lone rock in the central eastern trench | Hidden. Requires Surf and Dive. |
| Protein | Route 128 underwater | On the rock in the Dive spot at the center of the ring-shaped island | Hidden. Requires Surf and Dive. |
| Rare Candy | Route 132 | On the north part of the northwestern island | Requires Surf. |
| Protein (Emerald) | Route 132 | West of Expert Makayla and Cooltrainer Jonathan | Requires Surf. |
| Carbos (Emerald) | Route 134 | South of Black Belt Hitoshi and Battle Girl Reyna | Requires Surf. |
| PP Up | Meteor Falls 1F front | On the southeastern hill, accessible from B1F | Requires Surf and Waterfall. |
| PP Up | Victory Road 1F | In the southeastern corner | |
| Iron (Emerald) | Artisan Cave B1F | On the northern rock of the two northeast of the entrance | Hidden. |
| Zinc (Emerald) | Artisan Cave B1F | On the rock in the center of the pit north of the HP Up | Hidden. |
| HP Up (Emerald) | Artisan Cave B1F | In the center of the southeasternmost pit | |
| Calcium (Emerald) | Artisan Cave B1F | On the east rock of the two rocks on the ledge near the flight of stairs in the northeast | Hidden. |
| Protein (Emerald) | Artisan Cave B1F | On the northern rock of the two in the northwest | Hidden. |
| Carbos (Emerald) | Artisan Cave 1F | At the end of the eastern path from the exit |