β-Phellandrene is commonly used in the fragrance and flavor industry due to its pleasant citrus-pine aroma. It serves as a key component in perfumes, soaps, and cosmetic products where a fresh, natural scent is desired. In aromatherapy, it is valued for its potential calming and mood-enhancing effects when used in essential oil blends. It also shows antimicrobial properties, making it useful in natural preservatives and disinfectant formulations. Additionally, β-Phellandrene is studied for its potential anti-inflammatory and antioxidant activities, suggesting possible applications in natural health products and topical treatments. Its presence in various plant essential oils allows it to act as a natural solvent and penetration enhancer in transdermal delivery systems.