Seed Oils: What They Are, the Full List, and What the Evidence Says
A fair, evidence-first guide to seed oils: the list, how they are processed, the case against them, what trials and studies show, and practical cooking choices.
Start hereReal food
Real food is food you could recognize in a kitchen: ingredients you can name, cooked in ways you understand. This section helps you read a label, judge an additive, and choose a cooking fat, with every claim checked against the research rather than the marketing or the outrage.
You are right to ask questions. Food companies spend heavily to make products irresistible, and regulators have been slow on some things. In 2025 the FDA revoked the authorization of one synthetic dye and began asking industry to drop the rest. But the internet is also full of confident claims that the studies do not back up. You deserve both halves of the story.
Every guide here follows the same approach: what we know, what’s debated, and what isn’t supported. No fear-selling, no talking down.
Cooking from scratch is the thread that ties it together. If you want to start, see our pantry staples checklist, learn to bake sourdough, or find farms and markets through local food.
A fair, evidence-first guide to seed oils: the list, how they are processed, the case against them, what trials and studies show, and practical cooking choices.
Start here4 guides and recipes
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What counts as ultra-processed food under the NOVA system, a categorized list, the label clues that give it away, what the evidence shows, and realistic swaps.