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. 2021 Mar 16;12(3):609–620. doi: 10.1093/advances/nmab018

TABLE 2.

FAO Codex nutrient reference values1

Nutrient Standard Nutrient Standard
Protein 50 g/d Calcium 1000 mg/d
Fiber 25 g/d Magnesium 310 mg/d
Vitamin A 800 μg RE/d Iron 14 mg/d (at 15% absorption)22 mg/d (at 10% absorption)
Vitamin D 5 μg/d; 15 μg/d if no sunlight Zinc 11 mg/d (30% mixed diet)14 mg/d (22% cereal-based diet)
Vitamin C 100 mg/d Iodine 150 μg/d
Vitamin K 60 μg/d Copper 900 μg/d
Vitamin E 9 mg/d Selenium 60 μg/d
Thiamin 1.2 mg/d Phosphorus 700 mg/d
Riboflavin 1.2 mg/d Potassium 3400 mg/d (FDA) 3510 mg/d (WHO)
Niacin 15 mg/d
Vitamin B-6 1.3 mg/d Saturated fat 22 g/d
Folate 400 μg/d Total sugar 125 g/d (IOM); 90 g NP standard
Vitamin B-12 2.4 μg/d Added sugar 50 g/d (FDA)
Pantothenic 5 mg/d Sodium 2000 mg/d (WHO)
1

IOM, Institute of Medicine; NP, nutrient profiling; RE, retinol equivalents.