Is Olive Oil Making You Gain Fat?

Should you toss out your extra virgin olive oil and ditch the Mediterranean diet? In this episode, I break down the new study that sparked headlines claiming olive oil makes you gain fat—and explain what the science actually found. I walk you through the difference between healthy extra virgin olive oil (EVOO) and the high-oleic industrial seed oils used in the research, and why lifestyle and total diet matter far more than a drizzle of olive oil on your salad. What you’ll learn: (02:00) What the 2025 Yale Cell Reports study actually tested and why oleic acid triggered fat-cell hyperplasia under very specific high-fat, high-processed-food conditions. (03:25) Why the issue isn’t olive oil itself but the stacking of multiple high-oleic, ultra-processed oils common in the Western diet. (05:00) How caloric surplus, processed foods, and sedentary behavior—not moderate EVOO intake—drive fat gain. (06:36) How the polyphenols and antioxidants in EVOO reduce inflammation, support heart health, and protect cells. (07:29) Why choosing high-quality oils, avoiding industrial seed oils, and using small dark bottles preserves nutrient integrity. (09:01) How to balance fats—from omega-3s to saturated fats to monounsaturated fats—to optimize metabolic health and inflammation. (11:06) Why creating more fat cells isn’t necessarily harmful, and why overfilled fat cells drive metabolic disease. Love the podcast? Here’s what to do: Subscribe to the podcast. Leave a review. Text a screenshot to me at 813-565-2627 and wait for a personal reply because your voice is so important to me. Want to listen to the show completely ad-free? Go to http://subscribetojj.com Click “TRY FREE” and start your ad-free journey today! When you’re ready, enjoy the VIP experience for just $4.99 per month or $49.99 per year (save 17%!) Full show notes (including all links mentioned): https://jjvirgin.com/oliveoil Learn more about your ad choices. Visit megaphone.fm/adchoices