Supplement Forms/Alternate Names:

  • Gymnema sylvestre

Introduction

Gymnema is a small green plant that grows in South Asia and throughout Africa. It has been used to lower blood glucose and blood pressure. It can be taken as a pill, powder, or extract.

Dosages

300 milligrams 1 to 2 times daily

What Research Shows

May Be Effective

Not Enough Data to Assess

Editorial process and description of evidence categories can be found at EBSCO NAT Editorial Process.

Editorial process and description of evidence categories can be found at EBSCO NAT Editorial Process.

Safety Notes

It may be safe to take gymnema for a short time. Not enough studies have been done to say whether it is safe to take for a long period or by women who are pregnant or breastfeeding.

Interactions

Talk to your doctor about any supplements or therapy you would like to use. Some can interfere with treatment or make conditions worse, such as:

  • People with diabetes should talk to their doctor before taking gymnema to ensure it will not interact with their medicines. D1

References

REFA Diabetes

REFA1 Nahas R, Moher M, et al. Complementary and alternative medicine for the treatment of type 2 diabetes. Can Fam Physician. 2009;55(6):591-596.

REFB Metabolic Syndrome

REFB1 Zuñiga LY, González-Ortiz M, et al. Effect of gymnema sylvestre administration on metabolic syndrome, insulin sensitivity, and insulin secretion. J Med Food. 2017 Aug;20(8):750-754.

REFC Obesity

REFC1 Astell KJ, Mathai ML, et al. Plant extracts with appetite suppressing properties for body weight control: a systematic review of double blind randomized controlled clinical trials. Complement Ther Med. 2013 Aug;21(4):407-416.

REFD Safety

REFD1 Shiyovich A, Sztarkier I, et al. Toxic hepatitis induced by Gymnema sylvestre, a natural remedy for type 2 diabetes mellitus. Am J Med Sci. 2010 Dec;340(6):514-517.

Revision Information

  • Reviewer: EBSCO NAT Review Board Eric Hurwitz, DC
  • Review Date: 03/2020
  • Update Date: 06/22/2020