Celery seed oil can actually help in detoxification processes of the body as it facilitates the elimination of toxins and other harmful substances out of the body. With the presence of natural chemical constituents that makes it a diuretic agent, celery seed oil facilitates the increased frequency and quantity of urine to remove out excess fats, salts, bile, uric acid and urea. It ultimately seeks to stimulate the kidneys to remove such excess and toxic substances, which in turn helps to prevent the formation and growth of kidney stones, gravel and bladder stones as well. As such, it stimulates the cleansing of the kidneys to ensure its smooth functioning and maintenance.