Here are clinical studies (just click on the titles if you want to read the study) that were done using the herbal ingredients found in the Natural Stress Reducer:
Adaptogens in mental and behavioral disorders.
Clinical trial of Rhodiola rosea L. extract SHR-5 in the treatment of mild to moderate depression.
Therapeutic potential of ginseng root preparations in treating diabetes mellitus.
Antioxidant evaluation of three adaptogen extracts.
Constituents and pharmacological effects of Eucommia and Siberian ginseng.
Constituents of Ocimum sanctum with antistress activity.
Nutritional and herbal supplements for anxiety and anxiety-related disorders: systematic review.
Natural remedies for anxiety disorders: potential use and clinical applications.
Anti-anxiety studies on extracts of Passiflora incarnata Linneaus.