Oleuropeinic acid is widely recognized for its potent antioxidant properties, making it valuable in the food and beverage industry as a natural preservative. It helps extend the shelf life of products by preventing oxidation and spoilage. In the pharmaceutical sector, it is studied for its potential health benefits, including anti-inflammatory, antimicrobial, and cardioprotective effects. It is also a key component in skincare formulations, where it aids in protecting the skin from oxidative stress and environmental damage. Additionally, it plays a role in traditional medicine, particularly in Mediterranean cultures, for its therapeutic properties.