Eating snacks with 30g of soybean oil every day for a month doesn’t make your body more inflamed or damage your blood fats, even though some people say it does.

Pro

Against

Evidence from Studies

Supporting (1)

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Foods Fortified with Soybean or Palm Oil Show No Effect on Inflammation or Oxidized Low-Density Lipoprotein in Adults with Overweight or Obesity: a Secondary Analysis of a Randomized Placebo-Controlled Crossover Trial

Randomized Controlled Trial

Human

2026 Feb

Contradicting (0)

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Foods Fortified with Soybean or Palm Oil Show No Effect on Inflammation or Oxidized Low-Density Lipoprotein in Adults with Overweight or Obesity: a Secondary Analysis of a Randomized Placebo-Controlled Crossover Trial

Score: 58

DOI: 10.1016/j.cdnut.2025.107635

Similar Assertions

People who ate soybean oil daily for a month tended to have slightly lower levels of a key inflammation signal called IL-6, though the result wasn’t strong enough to be certain.

74%

Americans started eating way more soybean oil over the 20th century, and this change is linked to big increases in a type of fat called linoleic acid in both our diets and our body fat.

71%

When you cook with soybean oil, heat can turn it into a harmful chemical called 4HNE, which can damage your cells' energy factories and cause long-term body inflammation.

70%