Lemon essential oil is commonly used in aromatherapy, and is typically used to ease stress, fight fatigue and insomnia, and address conditions such as acne, athlete's foot, depression, warts, and varicose veins. In addition, lemon can stimulate the immune system, alleviate pain, and promote weight loss. It gives a refreshing boost to your hair by making it strong, healthy and shiny, and can be used to eliminate dandruff. Moreover, it can soften cuticles and restore your nails to a healthy condition. It affords a holistic solution to skin problems due to its detoxifying, antiseptic and astringent properties. It helps in treating pimples and other skin problems, in particular reducing excessive oil production.