VITAMIN AN

Apuntes

•Introduction VITAMIN AND MINERAL REQUIREMENTS IN HUMAN NUTRITION 338 a Recommended nutrient intake (RNI) is the daily amount that meets the needs of nearly all (97.5%) apparently healthy individuals within an age- and sex-specific population. b See Chapter 4 for details. c See Chapter 12 for details. d Breastfed. e Neonatal iron stores suffice for the first 6 months in full-term infants; premature and low birth weight infants need additional iron. f Recommendation for ages 0–4.9 years. g Cow milk-fed. h Formula-fed. •Mineral Intake Recommendations Annex 1 presents recommended nutrient intakes for minerals such as zinc, calcium, selenium, and magnesium, considering bioavailability levels (high, moderate, low). For infants 0–6 months, zinc is 300 mg/day, calcium 26 mg/day, and iron 0.6 mg/day, noting that iron absorption varies greatly during this period. Neonates have sufficient iron stores for six months; pre-menarche infants are not typically recommended for iron supplementation. Pregnant women should take 100 mg of iron daily during the second half of pregnancy, with higher doses for anaemic women. Iron supplements are recommended in tablet form due to assessment difficulti...