Brewcraft's potions used many more than the vanilla potion effects, adding in several new and improved effects that are inflicted upon entities through our potions. This is a hub page for all of the effects, along with tl;dr versions of what they do.
Combustion, causes entities to explode after a short time.
Angelic, heals entities, hurts undead, cures zombie villagers.
Eternal Flame, sets the player and surrounding terrain on fire.
Fire Eater, causes entities to need fire to live.
Fireproof, makes entities immune to fire damage.
Flight, allows flight.
Frozen, causes entities to freeze in place.
Immunity, causes immunity to debuffs.