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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 nutricionais, e se alguén actúa sobre elas
Europa pasou dúas décadas discutindo sobre como etiquetar os alimentos. A investigación sobre se as etiquetas cambian o comportamento é máis equívoca do que calquera das 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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