Problem: While breastmilk has a near-perfect nutritional profile for infants, breastmilk is low in vitamin D. Formula-fed infants who do not receive much sunlight may also be at risk for vitamin D deficiency. Recently, the American Academy of Pediatrics doubled its recommendation for childhood vitamin D supplementation and now recommends that all children receive how much vitamin D per day? Multiple Choice 1000 IU 2000 IU 400 IU 200 IU