Seed Oils: The Hype, The Problem, and What to Use Instead
By Wendy Francis, NBC-HWC, Board-Certified Health Coach and Cognitive Health Coach
Seed oils are everywhere right now, and so is the debate. In my coaching world, I see a simple pattern: the more a fat is refined, deodorized, and used in ultra processed foods, the harder it becomes for people to eat in a way that supports energy, appetite regulation, and overall metabolic health. That is why I recommend minimizing refined seed oils and focusing on more stable, less processed fats you can actually recognize and use on purpose.
What Are Seed Oils?
“Seed oils” usually refers to industrially produced vegetable oils extracted from seeds, such as soybean, corn, canola (rapeseed), sunflower, safflower, grapeseed, cottonseed, rice bran, and blends labeled vegetable oil.
These oils are common in restaurant fryers, packaged snacks, condiments, salad dressings, and “healthy” products like protein bars and low fat foods. The concern is less about a tiny amount used occasionally and more about daily, constant exposure through ultra processed foods and repeated high heat cooking.
Why the Controversy?
- Many seed oils are high in omega 6, an essential fatty acid.
- Major heart health organizations support polyunsaturated fats when replacing saturated fat.
- Modern diets deliver most omega 6 through ultra processed foods.
My practical coaching approach is simple: reduce ultra processed foods, cook more at home, and choose fats that match your cooking method.
What I Recommend
- Minimize refined seed oils as a daily staple.
- Prioritize minimally processed fats.
- Focus on reducing ultra processed foods first.
Healthy Alternatives and Heat Points
Simple Heat Guide
Low Heat and Finishing
- Extra virgin olive oil
- Unrefined avocado oil
Medium Heat
- Refined olive oil
- Refined avocado oil
- Ghee
Higher Heat and Occasional Frying
- Refined avocado oil
- Refined olive oil
- Limit repeated reheating
How to Avoid Seed Oils When Buying Groceries
- Vegetable oil blends
- Soybean, corn, canola, sunflower, safflower
- Grapeseed, cottonseed, rice bran
- May contain one or more oils
Easy Swaps
- Olive oil and vinegar instead of bottled dressing
- Full fat yogurt sauces
- Short ingredient snacks
- Olive oil or avocado oil condiments
How to Avoid Seed Oils When Eating Out
- Avoid fried foods
- Ask what oils are used
- Choose grilled or roasted options
- Get sauces on the side
The Bottom Line
Reduce ultra processed foods, use stable fats intentionally, and focus on consistency over perfection.
Want Help Simplifying Your Nutrition?
I help clients build realistic, sustainable habits around food, cooking, and eating out.
Disclaimer
This content is for educational purposes only and does not replace medical advice. Individual needs vary. Consult a qualified healthcare provider for personalized guidance.
Sources
American Heart Association. There’s No Reason to Avoid Seed Oils and Plenty of Reasons to Eat Them. 2024.
American Heart Association. Omega 6 Fatty Acids and Cardiovascular Disease. Circulation. 2019.
Verywell Health. Olive Oil Smoke Point and Cooking Safety. 2025.
AboutOliveOil.org. Olive Oil Smoke Point Reference.
WebstaurantStore. Cooking Oil Smoke Points Guide. 2025.
© Wendy Francis | Board-Certified Health Coach and Cognitive Health Coach
healthcoachwendy.com