Bottled items that players can carry around are practically a staple of Legend of Zelda games like Ocarina of Time, but some of the worst will be of little help. While some items like potions and fairies can be a literal lifesaver in Link's quest to free Zelda from the wicked grasp of Ganondorf, others can actually do harm if they're used. There are only four bottles total available in the game, so players should be careful of what they carry around with them.
In Zelda: Ocarina of Time, players can carry a few different kinds of potions that will restore their health and magic. If Link were lactose intolerant, Zelda games would be harder by a good margin given that healing milk is one of the more useful bottle items. Various wildlife like bugs and fish can also be stored in glass bottles, as well as incorporeal substances like spirits and mystical fire. These bottles are key to certain areas of the game, and are an extremely helpful feature in Ocarina of Time and other Zelda games.
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Obtaining all four of Ocarina of Time's bottles means that players can carry four different items, some of which are invaluable when fighting Ganon or other bosses such as Twinrova. Fairies, for example, will automatically revive Link if he runs out of hearts during a battle. Valuable items that will increase the amount of Rupees he can carry at a time can only be found on certain enemies in Ocarina of Time, Gold Skulltulas, which require a bottled Bug to find. Others, on the other hand, are a bit too situational to carry around throughout the game, and are best left behind.
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