Rancid Oils Revealed

Seed oils are not all created equal; some, like sesame seed oil, have been used safely for centuries. However, oils high in polyunsaturated fats, such as soybean and corn oil, are prone to oxidation and can become rancid without any visible signs. The long-term health effects of consuming these oxidized oils remain unclear, as most studies compare them only to saturated fats, not to healthier alternatives like extra virgin olive oil.