α-Pinene is a natural monoterpene, one of the main components of the essential oils of coniferous plants, especially pine and fir. It has a characteristic fresh pine aroma and is widely used in perfumery, cosmetics and aromatherapy.

In addition to its pleasant odor, α-pinene exhibits anti-inflammatory, antiseptic and bronchodilator properties. In medicine, it is being investigated as a potential agent for improving respiratory function, cognitive performance and protecting neurons from oxidative stress.