These processed mushrooms sprout from the Old Wisdom Tree, highly nutritious and with a taste not unlike beef jerky, thus making it popular amongst vegetarian adventurers. Source
Musk Pocket Mushroom
Named because of its musky odor, however, when cooked, it is said to have great flavor. Unfortunately, it is a dangerous mushroom of which only Weenie and Looney of Polly's Forest know the trick to ridding it of its poison. Source
Arched Hummingbird Feelers
They are beautifully colored creatures. It's known that their feelers have a purification effect. Source
I'm very happy to have found this post, since I have invested interest in making my posts about Alchemy as accurate as possible.
That being said, I've rummaged through the QuestsBDO Codex and managed to find another note that may be worth mentioning.
The mixture of mustache herb, parsley, rat tail herb, and black vinegar can be used as a painkiller, though it's susceptible to fail if the person ingesting the mixture is under magical influence. source source