When asking is olive oil high in polyphenols, the answer is a resounding yes. Extra virgin olive oil, especially early-harvested varieties, contains high levels of polyphenols. These antioxidants offer numerous health benefits, including reducing inflammation and supporting heart health. Choosing olive oil with high polyphenols ensures you’re maximizing the health advantages of this natural product. If you want to incorporate antioxidant-rich foods into your diet, high-polyphenol olive oil is an excellent choice.