• Are you between 21 or older?
  • Do you have type 2 diabetes?
  • Are you feeling blue or worry a lot?
  • Are you willing to take a vitamin D supplement weekly for 6 months?
  • Are you willing to limit intake of supplements outside of the study that have vitamin D and calcium to no more than what is currently recommended?
  • If you answered YES to all questions, you may qualify for the Sunshine 2 Study.