|Up to 20 lbs.||Additional 700 IU of D required|
|21-40 lbs.||Additional 400 IU of D required|
|61-80 lbs.|| Additional 400 IU required (capsule) or
500 IU (Powder or Microencapsulated) of D required
|Source: 1. International Nutrition, Inc.|
|2. Genetics and Disabilities Diagnostic Care Center||Revised: April 26, 2011.|
|3. Frank Thies, Gerhard Nebe-von-Caron, Jonathan R Powell, Parveen Yaqoob, Eric A Newsholme and Philip C Calder. (2001 Mar) Dietary supplementation with eicosapentaenoic acid, but not with other long-chain n-3 or n-6 polyunsaturated fatty acids, decreases natural killer cell activity in healthy subjects aged >55 y. Am J Clin Nutr. 73, (3): 539-48.
4. Prevention of Rickets and Vitamin D Deficiency in Infants, Children, and Adolescents. Pediatrics. 2008 Nov;122(5):1142-52