Visit 2 (3 month visit) End of Study: Subjects will return to the BMI clinic at month 3 for follow-up and additional clinical laboratory testing (see visit 1 for a description of testing to be performed) in order to assess their response to Vitamin D supplementation. Subjects with previously reported abnormal Lipid values will have a Lipid profile repeated at this visit. Month 3 visit will be the End of Study visit.