The Peace & Harmony Blends Set includes the following oils: Love, Hope, and Zen <br /> <br /> The Leading Aromatherapy Associations (Alliance of International Aromatherapists (AIA), International Aromatherapy and Aromatic Medicine Association, Aromatherapy Trade Council, and others) all state that essential oils should not be taken internally (regardless of purity or organic origin) unless under the guidance of a health care practitioner trained at an appropriate level. As such, all of our oils carry a label warning that the product is NOT FOR INTERNAL USE.