Vegetable oils promote obesity

'Excessive dietary omega-6 may increase our appetite and promote weight gain.

A recent study suggests a close association between dietary omega-6 and the development of overweight and obesity. Omega-6 is a type of fat found in certain vegetable oils which is present in large amount in processed and junk food.

New results from experiments using animal models show that a high intake of omega-6 led to overproduction of signalling compounds that stimulate the appetite, with the result that the animals ate more and developed obesity.

“People in the Western world are eating less and less fat, but at the same time our body weight is increasing, so the type of fats we eat would seem to mean more for developing overweight and obesity than just how much fat we consume,” says NIFES scientist Anita Røyneberg Alvheim.'

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