Bottle Caps: What They Do in Pokémon

Bottle Caps are training items used with Hyper Training to improve how a Pokémon’s IVs perform in battle. They do not raise EVs, they do not change a Pokémon’s level, and they do not directly alter its Nature.

Their value is simple: if you have a Pokémon you want to keep but one or more of its individual stats are weaker than ideal, Bottle Caps let you repair those battle stats without finding another copy.

What Bottle Caps do

Bottle Caps Image The Pokémon Company International.

These items are spent through the game’s Hyper Training service. A normal Bottle Cap is used on one eligible stat. After training, that stat performs as though its IV were the natural maximum of 31, even though the underlying value is still the original one.

The Judge screen usually distinguishes a trained stat from a naturally perfect one by marking it as Hyper Trained rather than Best. That visual difference is useful because it reminds you that the improvement is a training effect.

The official Pokémon training guide connects Bottle Caps directly with Hyper Training, which is why the two systems are usually discussed together.

What a Gold Bottle Cap does

A Gold Bottle Cap applies Hyper Training to every eligible stat at once. They are convenient when several important IVs need fixing, but they are also typically rarer than ordinary Bottle Caps.

Do not assume the gold version is always better value. If a Pokémon already has four or five useful perfect IVs, one or two regular Bottle Caps may solve the problem without spending a much scarcer item.

Bottle Caps do not replace EV training

The items affect the IV side of a Pokémon’s stats. Pokémon EVs are a separate training system with their own 510 total allowance and 252 effective maximum per stat. A Hyper Trained Pokémon can still have a poor EV spread.

That is why finished builds often use both systems. Hyper Training corrects weak individual values, then EV training pushes the stats you actually want to specialise in.

Bottle Caps do not change inherited IVs

If you breed a Pokémon after training it this way, its Hyper Trained stats do not become perfect natural IVs for inheritance. The Egg system still reads the original underlying Pokémon IVs. This is one of the most important limitations to understand.

For breeding projects, naturally high-IV parents still matter. For a Pokémon you intend to use directly in raids or battles, the distinction has little effect because the trained stat performs at the maximum IV contribution.

When should you use Bottle Caps?

They are excellent for shinies, Legendary Pokémon, event Pokémon and rare catches that would be annoying or impossible to replace. They are also useful when breeding produced the right Nature and Ability but missed one important IV.

Before spending a Cap, decide which stats actually matter. A physical attacker may not need Special Attack trained. A special attacker may intentionally prefer low Attack. A Trick Room Pokémon may need low Speed rather than a maximum.

How to get Bottle Caps

The exact sources for these items change between games. They may be sold for a battle currency or normal money, awarded from raids or battles, found through item-generation features, earned from events or obtained through late-game vendors. Gold Bottle Caps are normally harder to obtain than regular Bottle Caps.

The official Pokémon Sword and Shield training guide lists the items as part of the Battle Tower training loop and explains their use in Hyper Training. Later games keep the same basic purpose even when the shop, price or service location changes.

Which stats should you leave alone?

A maximum IV is not always the correct target. Special attackers can benefit from keeping Attack low because some opposing effects calculate damage from the target’s Attack. Trick Room teams may also prefer the lowest possible Speed so their Pokémon moves earlier while the field effect is active.

That means a rare Gold Bottle Cap should not be used automatically. Check the set first, then train only the stats that improve it. Deliberately preserving a low value can be part of an optimised build rather than a sign that the Pokémon is unfinished.

Bottle Caps, Natures and Abilities

This resource solves only one layer of a build. Pokémon Natures or Mints handle the Nature modifier, while Hidden Abilities and Ability Patches deal with Ability choices.

Treat each resource as a separate correction tool. Caps fix battle IV performance, Mints fix Nature effects, EV training shapes the stat spread, and Ability items address the Ability. Once those pieces are separated, training becomes much less confusing.