Debunking the Seed Oil Myth: Separating Fact from Fiction in Nutritional Science

The latest internet health scare targets seed oils—such as canola, soybean, and sunflower oils—blaming them for issues like brain fog and heart problems. Social media influencers nickname them the "Hateful Eight," while some wellness advocates claim they are more toxic than industrial waste. However, scientific research does not support these exaggerated claims. The anti-seed oil movement gained momentum around 2020, largely fueled by proponents of carnivore diets appearing on popular podcasts. Their argument suggests that these oils are heavily processed with chemicals, contain high levels of omega-6 fatty acids, and promote inflammation. Despite sounding alarming, these assertions lack robust scientific evidence. A 2025 study analyzing blood markers from nearly 1,900 individuals found that higher levels of linoleic acid, an omega-6 fat present in seed oils, were actually associated with reduced inflammation. The American Heart Association states there is "no reason to avoid seed oils and many reasons to include them in a balanced diet." Additionally, a 2017 meta-analysis of controlled trials indicated that increased intake of linoleic acid does not significantly raise inflammat...