5 ml (quality standard Ph. Eur. current edition monograph 1456) clinical trials

EFFECTIVENESS OF SUPPLEMENTATION WITH VITAMIN D IN PATIENTS WITH DEPRESSIVE DISORDER OR BIPOLAR DISORDER: A RANDOMIZED CONTROLLED CLINICAL TRIAL

This study is looking at whether taking vitamin D can help people with depression or bipolar disorder. Researchers want to see if it makes their symptoms better, using a common way to measure depression. They are comparing vitamin D to a dummy treatment.