β-Apo-13-carotenone is primarily used in the field of nutrition and health due to its role as a carotenoid derivative. It is studied for its potential antioxidant properties, which may help in protecting cells from oxidative stress and damage. This compound is also explored in research related to eye health, as carotenoids are known to support vision and may reduce the risk of age-related macular degeneration. Additionally, it finds applications in the cosmetic industry, where it is incorporated into skincare products for its potential to improve skin health and appearance by combating free radicals. In the food industry, it is sometimes used as a natural colorant, adding a yellow to orange hue to various products.