Voodoo Spells & Authentic Voodoo Ritual Oils! Van-Van Voodoo Ritual Oil for Prosperity and Success Spells. These are the ritual oils used in authentic Vodou ceremonies, especially when needing the most intense levels of power and energy. Erzulie’s exclusive Voodoo Ritual Oils are hand crafted with pure essential oils, based upon powerful formulary and highly concentrated. A few drops is all you need for each work!