In a double-blind, randomized study at Iran’s Kerman University of Medical Sciences, 68 university students took either 500 milligrams of rosemary or a placebo each day for one month. Those taking the rosemary saw their levels of anxiety and depression significantly reduced and their memory scores boosted by 14 percent; students reporting nights of good sleep rose from 47 percent to 62 percent.

This article appears in the December 2018 issue of Natural Awakenings.