Food & Beverages 7 Healthy Oils to Cook With, According to Nutritionists Choosing the right cooking oil can elevate your meals and support your health. Nutritionists recommend seven healthy oils, including olive, avocado, and chia seed oil, for their beneficial properties and suitability for various cooking methods. However, oils like flaxseed and walnut should be avoided with high heat. Learn which oils to use for delicious and nutritious cooking. nutritionists cooking oils 466 views . 6 min read