Mixed
Self-reported dietary intake methods (M-BMs) such as 24-hour recalls and food frequency questionnaires are scientifically invalid for establishing diet-disease relations because they measure unverifiable perceptions rather than actual nutrient or caloric consumption.
Do not rely on self-reported food logs or questionnaires to determine your actual nutrient or caloric intake for health decisions. These methods are scientifically invalid for measuring actual consumption. Focus on objective markers (like blood work) or use controlled dietary interventions if precise intake tracking is required, acknowledging that self-reporting is prone to significant error and bias.
epidemiologic methods do not measure dietary intake. In lieu of measuring actual dietary intake, epidemiologists collected millions of unverified verbal and textual reports of memories of perceptions of dietary intake.
Why this rating
This is a perspective/critical analysis paper arguing for a methodological shift; it cites prior validation studies but does not present new primary data.
Source
The Failure to Measure Dietary Intake Engendered a Fictional Discourse on Diet-Disease Relations
Edward Archer et al. · Frontiers in Nutrition · 2018
DOI 10.3389/fnut.2018.00105
Related findings · Mixed
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