Ultra-processed seed oils, like canola oil and sunflower oil, have long been considered heart-healthy cooking fats. But a new wave of health influencers say alternatives like beef tallow are a more natural — and healthier — option. Health editor Mia de Graaf takes a closer look at the science to see if seed oils are really as bad as the critics think.
What Ultra-Processed Seed Oils Actually Mean for Your Nutrition
