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The Conversation
The Conversation
Serge Wich, Professor of Primate Biology, Liverpool John Moores University

Which cooking oil is best? Asking how they’re made could tell you more

Traditional palm oil extraction in Guinea plays important cultural and nutritional roles. Uzabiaga, 2017, Wikimedia Commons.

Vegetable oils are everywhere, and almost everyone has an opinion about them. From clever marketing in supermarket aisles to headlines about deforestation, they have become both the heroes and villains of the modern diet. But vegetable oils are vital to our lives and can help to address food insecurity.

Consumers trying to make ethical and sustainable purchases find themselves at odds with a marketplace where clickbait often masks reality and reliable information about traceability is often missing or hard to find. A pot of “palm-oil-free” peanut butter does not necessarily disclose what the palm oil was replaced with, or how and where the peanuts were produced.

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