Pink grapefruit essential oil. Grapefruit has a fresh, clean, uplifting aroma. It is wonderfully uplifting and within aromatherapy work, it is used to help treat mood swings, anger, depression and stress. Pink grapefruit essential oil is a good astringent for balancing oily skin and hair, and is a useful addition to facial toners. Pink grapefruit essential oil can be added to body wrap blends to aid in cellulite mobilization and elimination.