Organics essential oil grapefruit 0.33oz from aura cacia Organics Essential Oil Grapefruit from Aura Cacia Grapefruit has a tangy, citrus scent that is especially appreciated by children.. Combine it with lavender in a bubble bath, or make a refreshing travel mist by blending it with peppermint and water in a spri. Combine it with lavender in a bubble bath, or make a refreshing travel mist by blending it with peppermint and water in Essential Oil Grapefruit (Citrus Paradisi) Grapefruit trinity sage essential oil has a tangy, citrus scent that is especially appreciated by children.