walnut oil
Also known as:
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Also known as:
Per 100g
Nutrition data source: USDA FoodData Central
Common measurement equivalents in grams
Yes, walnut oil is highly nutritious and heart-healthy. It is an excellent source of alpha-linolenic acid (ALA), an omega-3 fatty acid that helps reduce inflammation and supports cardiovascular health.
Walnut oil supports brain health and cognitive function due to its high concentration of polyphenols. It also contains antioxidants like ellagitannins and melatonin, which help combat oxidative stress and may improve blood vessel function.
No, walnut oil has a relatively low smoke point of about 320°F (160°C). Heating it too high can destroy its delicate nutrients and cause it to develop a bitter taste, so it is best used as a finishing oil or in cold dishes.
Yes, walnut oil is perfect for a ketogenic diet as it contains 100% fat and zero carbohydrates. Its high polyunsaturated fat content provides a healthy energy source for those in ketosis.
Walnut oil has a rich, nutty, and delicate flavor that is less intense than the whole nut but very aromatic. It adds a sophisticated, savory depth to salads, pastas, and roasted vegetables.
Yes, walnut oil is naturally vegan and gluten-free. It is a pure plant-based extract from walnuts, making it suitable for individuals with celiac disease or those following a plant-based lifestyle.
Because of its high polyunsaturated fat content, walnut oil can go rancid quickly. It should be stored in a cool, dark place, and ideally in the refrigerator once opened to extend its shelf life to about 6 months.
walnut oil is a versatile ingredient found in cuisines around the world. With 884 calories per 100g and valuable grams of protein, it's a nutritious addition to many dishes.
Explore more ingredients in the oil category with complete nutrition information.
View all oil →You can tell walnut oil is spoiled if it loses its pleasant nutty aroma and develops a sharp, acrid, or paint-like smell. If the oil tastes unpleasantly bitter or soapy, it has likely oxidized and should be discarded.
You can substitute walnut oil for olive oil in cold applications like salad dressings or as a dip for bread. However, it is not a good substitute for olive oil in high-heat frying or sautéing due to its lower smoke point.
While walnut oil contains healthy fats that can promote satiety, it is very calorie-dense at 884 calories per 100g. It should be used in moderation as a replacement for saturated fats rather than as an addition to an already high-calorie diet.