Continuously updated topic dossier

Caloric restriction

Research on energy restriction, fasting, dietary patterns, and ageing biology.

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Automated evidence frame

Can energy restriction improve human healthspan with acceptable nutritional and functional trade-offs?

How this is generated

Current evidence state

Animal lifespan findings coexist with shorter human biomarker and feasibility studies.

Known limits

Duration, adherence, nutritional adequacy, lean mass, vulnerable groups, and surrogate endpoints limit inference.

Regulatory context

This dossier does not recommend a diet or fasting regimen.

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