Nutrition Diet Therapy Practice Exam

Olive oil is well-known as a rich source of monounsaturated fatty acids, specifically oleic acid. These fats are considered heart-healthy because they can help reduce levels of LDL (low-density lipoprotein) cholesterol, often referred to as "bad" cholesterol, while also increasing HDL (high-density lipoprotein) cholesterol, known as "good" cholesterol. The consumption of monounsaturated fats has been linked to various health benefits, including lower risks of heart disease, improved insulin sensitivity, and better overall cholesterol levels.

In contrast, while sunflower oil and canola oil may contain some monounsaturated fats, they primarily consist of polyunsaturated fats, which are different in composition and health effects. Coconut oil, on the other hand, is predominantly made up of saturated fats, limiting its contribution to beneficial monounsaturated fatty acids. Therefore, olive oil stands out as the most significant and beneficial source of monounsaturated fatty acids among the listed options.