Citronella oil is widely used as a natural insect repellent, particularly against mosquitoes. It is a key ingredient in candles, sprays, and lotions designed to keep insects at bay during outdoor activities. Additionally, it is incorporated into outdoor lanterns and torches to create a bug-free environment in gardens and patios.

In aromatherapy, citronella oil is valued for its refreshing and uplifting scent, often used in diffusers to promote relaxation and reduce stress. Its pleasant fragrance also makes it a popular choice in perfumes, soaps, and cleaning products to impart a fresh, citrusy aroma.

In agriculture, citronella oil is sometimes applied as a natural pesticide to protect crops from pests, offering an eco-friendly alternative to synthetic chemicals. Its antifungal properties also make it useful in treating certain plant diseases.

In veterinary applications, it is used in pet care products to repel fleas and ticks, ensuring the comfort and health of animals. Its versatility and natural origin make it a preferred choice in various industries for its effectiveness and pleasant characteristics.