Accidentally eating rancid cooking oil once should be fine, but if consumed more often could lead to cell changes causing Alzheimer's, diabetes, and cancer.

Seeds oils are one of the most unhealthy ingredients we have in foods,” he said in a Fox News interview late last year.

I’m harvesting a 300-year-old olive tree in central Italy ... filter fresh olio nuovo once or twice to remove particles that ...

Substituting 10 grams of butter a day with an equal amount of plant-based oil was associated with an estimated 17% reduction ...

or rancid notes. “If you open that bottle and it smells grassy, fruity, or peppery — a good thing — you’re in business,” says Primis. How is extra-virgin olive oil different than ...