Better Homes Gardens 100% Pure Essential Oils, 15mL: Ingredients: Lavender (Lavandula angustifolia) Tangerine (Citrus reticulata) Clementine (Citrus dementina) Lemon (Citrus limon) Peppermint (Mentha piperita) Lab test Guarantee: Each essential oil is thoroughly GC/MS tested to ensure that it is absolutely 100% pure, no fillers. Better Homes Gardens Ultrasonic Diffuser Instructions (diffuser not included): Add water to the fill line of the diffuser. Add just a few drops of essential oil to the water. Reattach diffuser water well cover. Replace lid and turn diffuser on to begin dispersing aroma and cool mist into your room. WARNING: NOT FOR HUMAN CONSUMPTION OR TOPICAL USE. Flammable. If pregnant, suffering from any medical condition, or taking medication consult your physician before use. May irritate skin. Store closed in a cool, dry location. Keep out of reach of children.