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Labelling
Does front-of-pack labelling change what people buy?
Systematic reviews find real but small effects on purchasing — and larger effects on what manufacturers reformulate.
Etiquetas nutricionales, y si alguien actúa en función de ellas
Europa ha pasado dos décadas discutiendo sobre cómo etiquetar los alimentos. La investigación sobre si las etiquetas cambian el comportamiento es más equívoca de lo que cualquiera de las partes admite.
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Two problems, one app category
Measurement
Why you cannot estimate a portion
Systematic reviews of portion-size estimation find errors large enough to swamp most dietary interventions.
Technology
Can a camera do it better?
Image-based dietary assessment has been validated against reference methods. It is imperfect and better than memory.
Regulation
What a health claim legally means
EU health claims are regulated and narrow. What surrounds them on the packet is not.
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