D3 1000IU 90CROQ.ENFANTS SIVitamin D deficiency is on the for children. Contributing factors may include the decreased time children play outside (because vitamin D is produced naturally when our skin is exposed to strong sunlight), the use of sunblock creams, and the decreased consumption of milk and other fortified foods. Many pediatricians recommend vitamin D supplementation for all breastfed infants and older children at risk for deficiency.* See more at: https: www.