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Where every number comes from
Every table and calculation in Nutrimetría cites its primary source. This page collects all of them in one place, with a direct link to each.
Child growth (WHO)
WHO Growth Reference 5–19 years — BMI-for-age
World Health Organization · 2007Published by an international health authority as a standard for population use.
Used in: BMI-for-age
WHO Growth Reference 5–19 years — height-for-age
World Health Organization · 2007Published by an international health authority as a standard for population use.
Used in: Height-for-age
WHO Child Growth Standards — weight-for-length/height (MGRS)
World Health Organization · 2006Published by an international health authority as a standard for population use.
Used in: Weight-for-length/height
WHO Child Growth Standards — weight-for-age and length/height-for-age (MGRS)
World Health Organization · 2006Published by an international health authority as a standard for population use.
Used in: Weight-for-age · Height-for-age
Intake and requirements (NASEM / FAO)
National Academies of Sciences, Engineering, and Medicine — Dietary Reference Intakes (year varies by nutrient; sodium and potassium 2019). Compiled in the course portfolio "Bases de la Nutrición II" (2026).
NASEM / IOM · 2019Consensus reference values set by a normative body for planning and assessment.
Used in: Dietary reference intakes (DRI)
Schofield WN. Predicting basal metabolic rate, new standards and review of previous work. Hum Nutr Clin Nutr 1985;39 Suppl 1:5-41 — the equations adopted by FAO/WHO/UNU, Human Energy Requirements (2004).
Schofield · FAO/WHO/UNU · 1985Published by an international health authority as a standard for population use.
Used in: Basal metabolic rate and total energy
Pregnancy and frame size
Atalah E, Castillo C, Castro R, Aldea A. Propuesta de un nuevo estándar de evaluación nutricional en embarazadas. Rev Méd Chile 1997;125:1429-1436
Rev Méd Chile · 1997Peer-reviewed publication. Cite the original article, not a secondary reproduction.
Used in: Pregnancy BMI assessment
Metropolitan Life Insurance Company — height and weight tables
Metropolitan Life Insurance Company · 1983A historical table still in circulation. Useful as orientation, superseded as a standard.
Used in: Reference weight by height and frame
Food composition
USDA FoodData Central — food composition per 100 g for 40 common foods, compiled from individual Foundation/SR Legacy entries (energy, protein, carbohydrate, fat, fiber).
U.S. Department of Agriculture, Agricultural Research Service · 2026Published by an international health authority as a standard for population use.
Used in: Food composition (USDA)
Instituto de Nutrición y Tecnología de los Alimentos (INTA), Universidad de Chile — Chilean food composition table (2018 edition): energy, macronutrients and 21 micronutrients for 642 foods.
INTA, Universidad de Chile · 2018Published by an international health authority as a standard for population use.
Used in: Chilean food composition (INTA 2018)
Nutrient profiles
Clinical portfolio of vitamins and minerals — Bases de la Nutrición II (2026). Study synthesis: main function, characteristic deficiency, excess/toxicity, a notable food source and the most used biomarker.
Bases de la Nutrición II · 2026Peer-reviewed publication. Cite the original article, not a secondary reproduction.
Used in: Nutrient profiles