Rhodiola Rosea and Stress-Related Fatigue Posted by Nustait Admin on October 22, 2019 A randomised, double-blind, placebo-controlled, parallel-group study of the standardised extract shr-5 of the roots of Rhodiola rosea in the treatment of subjects with stress-related fatigue. Planta Med. 2009 Feb;75(2):105-12. doi: 10.1055/s-0028-1088346. Epub 2008 Nov 18. Olsson EM, von Schéele B, Panossian AG.