Lemon oil is widely used in aromatherapy for its refreshing and uplifting scent, which helps reduce stress and improve mood. It is a common ingredient in cleaning products due to its natural antibacterial and antiseptic properties, making it effective for disinfecting surfaces. In the cosmetic industry, it is added to skincare products for its ability to cleanse and brighten the skin, as well as reduce excess oil. Lemon oil is also used in food and beverage flavoring to impart a fresh, citrusy taste. Additionally, it serves as a natural insect repellent, helping to keep pests like mosquitoes and ants at bay. Its versatility makes it a popular choice in various household and personal care applications.