You can also use it with a poison source (other than a poison potion it is capable of promoting) to add 89-99 poison damage when consumed. Although it is not best used as a consumable, you can eat it for a +4 strength increase. Ultimate Augmentor Herb is a crafting ingredient used to promote potions to higher ranks. Ultimate Augmentor Herb is used to promote up to giant poison and healing potions and huge resistance potions. 'This plant is widely valued for its decorative property, but potion brewers know better.' Ultimate Augmentor Herb is an ingredient in Divinity: Original Sin 2