7543 Alchemist's Compendium II ElynxYon Though there are positive affects to a potion, this means there are also negative affects as well. In alchemy and brewing, there are reagents that create negative tertiary potions when followed by a fermented spider's eye, and these are called Tertiary Reagents. :: :: Spider eye > Fermented Spider Eye =Harm :: Glistering Melon > Fermented Spider Eye =Harm :: Sugar > Fermented Spider Eye =Slowness :: Magma Cream > Fermented Spider Eye =Slowness :: Blaze Powder > Fermented Spider Eye =Weakness :: Ghast Tear > Fermented Spider Eye =Weakness :: :: However, these affects are not to be taken lightly, and can harm you and others. Be careful with what you use these potions on. :: :: POTION CREATION :: (Primary) :: :: All primary potions are created by brewing a single reagent with a water bottle. Mundane Potion and Potion of WEakness can be combined with Gunpowder to create their throwable splash potion counterparts. :: :: Awkard potion = Netherwart + Water Bottle (precursor to: Potion of healing, fire, resistance, poison, regeneration, strength, and swiftness.) :: :: Mundane Potion (extended) = Redstone + Water Bottle (precursor to: weakness) :: :: Mundane Potion = Ghast Tear, Glistering Melon, Blaze Powser, Magma Cream, Sugar, or Spider Eye + Water Bottle (precursor to: Weakness) :: :: Thick Potion = Glowstone Dust + Water Bottle (precursor to: Weakness) :: :: Potion of Weakness = Fermented Spider Eye + Water Bottle (precursor to: Weakness).