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Comment and Health

The 'ancestral diet' doesn't make sense and relies on lazy stereotypes

Eating like your ancestors did 5000 years ago is a fad on the rise. James Wong wonders if following the "ancestral diet" means he should eat pangolins or live a life of abject poverty

By James Wong

19 February 2020

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

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FOOD fads come and go. One minute, kale smoothies are the elixir to everything that ails you, the next it is ultra-low-carb lard and offal. But what if the real solution was far more traditional? Meet the latest trend: the “ancestral diet”.

Proponents of the diet say research shows that people have genetic adaptations – such as lactose tolerance – to what would have been their traditional diets. Therefore, a personalised diet, based on what our families ate in centuries past, could be the secret to good health.

All modern health conditions, they say, can be attributed to the mismatch between our…

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