Hey! This is a plugin request for by far one of my FAVOURITE plugins of all time: MorePotions!
It adds more brewable potions into the game! I 
it!
Bukkit Link: https://dev.bukkit.org/bukkit-plugins/more-potions/
The potions
This plugin adds in the following new potions:
- Potion of Haste - This potion allows you to break blocks at faster speed, an additional 20% with each level.
- Potion of Dullness - This is the opposite of the Potion of Haste.
- Potion of Leaping - This increases the players jump height.
- Potion of Nausea - This potion wobbles and warps the screen of the recipient.
- Potion of Resistance - This potion reduces all incoming damage by 20% for each level.
- Potion of Water Breathing - This potion sets and holds the air meter at 100% (Just like in 1.7)
- Potion of Blindness - This potion creates a thick black fog around the player, as well as preventing sprinting and critical hits.
- Potion of Hunger - This potion gives you an affect much like zombie flesh. It causes the food meter to deplete slowly.
- Potion of Decay - This potion gives the recipient the wither effect.
- Potion of Health Boost - This potion gives the player extra hearts.
- Potion of Absorption - This potion adds absorption health to the player
- Potion of Saturation - This potion causes the food meter to replenish by 0.5 hunger per
Please add! 
