Celery Seed oil produces a full, long-lasting spicy, warm, and rich aroma. Although not as powerful as its CO2, it's worth noting that blending this oil will take precision and skill due to its aroma potency. Celery Seed oil can provide warm notes in floral fragrances and blends. Essential oil is obtained from seeds or seed chaff by a process of crushing and steam distillation. The essential oil of celery seed includes d-limonene, selinene, sesquiterpene alcohols, sedanolide, and sedanonic anhydride. Celery seed oil is traded with increasing demand on world markets.