What Oil Should I Use To Season Cast Iron?

The BEST Oil for Seasoning Cast Iron and What NOT to Use!
The BEST Oil for Seasoning Cast Iron and What NOT to Use! from thecharcoalking.com


Seasoning your cast iron cookware is essential to maintain its non-stick properties and prevent rusting. One crucial step in the seasoning process is choosing the right oil. With numerous options available, it can be overwhelming to determine which oil works best. In this article, we will discuss the top oils you should consider using to season your cast iron.

1. Vegetable Oil

Vegetable oil is a popular choice for seasoning cast iron due to its high smoke point and neutral flavor. It creates a durable and slick coating on the cookware, enhancing its non-stick properties. Make sure to choose a refined vegetable oil as it has a higher smoke point than unrefined ones.

2. Flaxseed Oil

Flaxseed oil has gained popularity among cast iron enthusiasts for its ability to create a hard and durable seasoning layer. It forms a polymerized surface that is resistant to high temperatures, making it ideal for cooking at high heats. However, flaxseed oil requires multiple applications and careful maintenance.

3. Canola Oil

Canola oil is another great option for seasoning cast iron. It has a high smoke point and is readily available. Canola oil creates a smooth and long-lasting seasoning layer, providing excellent non-stick properties. It is also relatively inexpensive, making it a popular choice for many cast iron users.

4. Grapeseed Oil

Grapeseed oil is a versatile oil that works well for cast iron seasoning. It has a high smoke point and a mild flavor. Grapeseed oil provides a smooth and even seasoning layer, ensuring a non-stick surface. Its antioxidant properties also help in preserving the cast iron’s quality.

5. Avocado Oil

Avocado oil is an excellent choice for seasoning cast iron due to its high smoke point and health benefits. It forms a durable and non-stick seasoning layer, enhancing the cookware’s performance. Avocado oil is also rich in monounsaturated fats, which are beneficial for heart health.

6. Coconut Oil

Coconut oil is a popular choice for seasoning cast iron, especially for those who prefer a natural and sustainable option. It has a relatively high smoke point and adds a subtle coconut flavor to the cookware. Coconut oil forms a protective layer that prevents rusting and ensures easy food release.


Choosing the right oil for seasoning your cast iron cookware is crucial to achieve optimal results. Whether you prefer vegetable oil, flaxseed oil, canola oil, grapeseed oil, avocado oil, or coconut oil, each option offers its unique benefits. Consider the oil’s smoke point, flavor, and durability to find the perfect fit for your cast iron seasoning needs. With the right oil and proper maintenance, your cast iron cookware will provide you with years of enjoyable cooking experiences.


– “The Best Oil for Seasoning Cast Iron” by Kitchn

– “How to Season Cast Iron Cookware” by Serious Eats

– “The Truth About Cast Iron Pans: 7 Myths That Need To Go Away” by Huffington Post