geraniol, linalool (alcohol), limonene, pinene (terpenes).Essential oil of grapefruit promotes immunity to colds and infectious diseases. Grapefruit essential oil is intended to address the inflammatory processes, as well as optimizes the liver and gall bladder. Grapefruit oil is effective for your food, it can eliminate the feeling of heaviness after eating, and clean the lymph fluid and blood from the slags.