Cis-4-Heptenal is widely used in the flavor and fragrance industry due to its strong, fresh, and green odor profile. It is often employed to impart a natural, leafy, and cucumber-like aroma in various products. In food flavoring, it is utilized to enhance the taste of beverages, dairy products, and processed foods, providing a crisp and refreshing note. Additionally, it is a key ingredient in perfumes and cosmetics, where it contributes to the creation of fresh and aquatic scents. Its ability to mimic natural green odors makes it valuable in formulating household products like detergents and air fresheners, adding a clean and natural fragrance.