In Pokemon Contests, Oran Berries produce Dry Pokeblocks, which raise the Beauty stat.

This berry restores 10HP when eaten by a Pokemon

This sweet berry will raise a Pokemon's Cuteness in Pokemon Contests.

Use this berry to cure poison.

This berry can be used anytime when in the bag. When held by a Pokemon however, it will only be used once a move's PP becomes 0

The Lum Berry is the spiritual successor to the MiracleBerry from Gen 2.

Back in Ruby and Sapphire, the Grepa Berry was only used as a Pokeblock ingredient. This changed from Emerald onward.

The Rabuta Berry is used as an ingredient in Pokeblocks and Poffins, but can also be exchanged for money and items.

The Yache Berry is based on the Cherimoya plant found in Central America.

If the Pokemon has the Gluttony ability, this berry will be eaten when HP falls to 50% instead.

If the Pokemon has the Ripen ability, the Maranga Berry raises its Sp. Def by 2.

When hit by a super effective move, the Enigma Berry restores 25% of the Pokemon's HP.