I'm a product description. I'm a great place to add more details about your product such as sizing, material, care insdōTERRA Serenity® Calming BlenddōTERRA Serenity™ essential oil is the perfect blend to diffuse at bedtime for a restful night’s sleep, to calm a restless baby or child, or to help reduce the worry and stress so many of us feel. dōTERRA Serenity combines the soothing scents of Lavender, Marjoram, Roman Chamomile, and Ylang Ylang with the warming aromas of Hawaiian Sandalwood and Vanilla Bean to create a prized essential oil blend that every home, family, and individual needs.tructions and cleaning instructions.