Human Clinical Trials

Water extract of cinnamon has been studied in five human clinical trials to prove its effectiveness and safety. These results have been published or presented in peer-reviewed journals and at scientific meetings.

Unfortunately, copyrights and other regulations do not permit us to reproduce the studies. A study's abstract (brief description of the objectives, methods and results) is available on MedlinePlus® (www.MedlinePlus.gov) or PubMed® (www.PubMed.gov), provided free by the US National Library of Medicine and the National Institutes of Health.

1. "Effects of a cinnamon extract..." Mang, et al., University of Hanover (DE), European Journal of Clinical Investigation; 2006 May;36(5):340-4.

2. "Effects of water-soluble cinnamon extract on body composition and features of the metabolic syndrome in pre-diabetic men and women." Ziegenfuss, et al., Ohio Research Group, Journal of the International Society for Sports Nutrition 2006;3(2):45-53.

3. "Antioxidant effects of a cinnamon extract on overweight subjects with impaired fasting glucose." Roussel, et al., U. Jos. Fourier (FR), Journal of the American College of Nutrition, 2009 Feb; 28(1):16-21.

4. "The effects of cinnamon extract on insulin resistance parameters..." Wang, et al., Columbia University Medical School, Fertility & Sterility; 2007 July;88(1):240-243.

5. "Cinnamon extract lowers blood glucose in hyperglycemic subjects." Stoecker, et al., OK State U., Journal of the Federation of American Societies for Experimental Biology (FASEB), 2010 April; 24 (1): 722.1.

6. "Cinnamon Intake Lowers Fasting Blood Glucose: Meta-Analysis." Davis and Yokoyama, UC-Davis and USDA, Journal of Medicinal Food; 2011, 14 (Online ahead of print 4/11/2011): 1-6. Scheduled for publication September 2011.

7. Plenary Lecture: "Chromium and polyphenols from cinnamon improve insulin sensitivity." Anderson, R.A., Proceedings of the Nutrition Society, 2008 Feb;67(1):48-53.