Journal article

Vitamin D and health in pregnancy, infants, children and adolescents in Australia and New Zealand: a position statement

Georgia A Paxton, Glyn R Teale, Caryl A Nowson, Rebecca S Mason, John J McGrath, Melanie J Thompson, Aris Siafarikas, Christine P Rodda, Craig F Munns

MEDICAL JOURNAL OF AUSTRALIA | WILEY | Published : 2013

Abstract

• The recommended level for serum 25-hydroxyvitamin D (25(OH)D) in infants, children, adolescents and during pregnancy and lactation is ≥ 50 nmol/L. This level may need to be 10-20 nmol/L higher at the end of summer to maintain levels ≥ 50 nmol/L over winter and spring. • Sunlight is the most important source of vitamin D. The US recommended dietary allowance for vitamin D is 600 IU daily in children aged over 12 months and during pregnancy and lactation, assuming minimal sun exposure. • Risk factors for low vitamin D are: lack of skin exposure to sunlight, dark skin, southerly latitude, conditions affecting vitamin D metabolism and storage (including obesity) and, for infants, being born to..

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