Historically, all the expensive and most sought-after food ingredients have been those with purported health benefits - consider bird's nest soup or sea cucumber.

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As the ingredients of food become ever more characterised and understood, and their links to human health established, the EFSA has a difficult problem applying a scientifically rigorous approach to health-related claims without assuming the weighty bureaucracy of a pharmaceuticals regulator.

ECONOMIST: The way health claims about food are regulated is changing