To ensure the freshest oil possible, TVaromatics refrigerates at 35 to 42 degrees F once bulk stock is received, and takes it out of cold storage only on the day of bottling, then ultimately when shipped to you or an fulfillment center. Dilute well with carrier oil for topical application. This Cassia essential oil is therapeutic quality for use in aromatherapy. Consult with an aromatherapist for usage. Diffuse this essential oil with an oil warmer, aroma lamp, ultrasonic atomizer, nebulizer, or other diffuser. Use as a fragrancing ingredient in soaps, lotions, candles, incense sticks, etc. Do not ingest Cassia essential oil.Protected from UV light in amber glass bottle, and kept contained with LDPE cap. Convenient inverted euro dropper for dispensing oil. Cassia blends well with: Benzoin, Clove Bud, Coriander, Cardamom, Frankincense, Ginger, Grapefruit, Lavender, Rosemary, Thyme and more. Aromatics: Cassia essential oil has a warm scent, a spicy aroma similar to Cinnamon with a strong top note. 100% Pure Essential Oil of Cassia (Cinnamomum cassia) steam distilled from bark, leaves and twigs to produce a yellow to brownish liquid, with a thin consistency.