Voodoo Spells & Authentic Voodoo Ritual Powders! Black Arts Voodoo Ritual Powder for Banishing & Reversing Spells. These are the ritual powders used in authentic Vodou ceremonies, especially when needing the most intense levels of power and energy. Erzulie’s exclusive Voodoo Ritual Powders are handpressed with pure essential oils, based upon powerful formulary and highly concentrated. A few sprinkles is all you need for each work!