Effect of Gymnema Sylvestre on Metabolic Syndrome and Insulin
Summary
Gymnema sylvestre has demonstrated promising effects in the treatment of obesity, dyslipidemia, hypertension, insulin secretion, among others. The above mentioned findings show that Gymnema sylvestre has an excellent potential for the prevention and treatment of metabolic syndrome.
Timeline
- Start
- 2013-02
- Primary completion
- 2014-12
- Completion
- 2015-01
Outcome
Missed primary endpoint
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.57; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.07; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.79; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.08; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.95; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.92; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.42; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.77; Wilcoxon (Mann-Whitney) NCT02370121 ↗
registry analysis (superiority or other test); Placebo vs Gymnema Sylvestre; p = 0.17; Wilcoxon (Mann-Whitney) NCT02370121 ↗
Publications
- Background Lann D, LeRoith D. Insulin resistance as the underlying cause for the metabolic syndrome. Med Clin North Am. 2007 Nov;91(6):1063-77, viii. doi: 10.1016/j.mcna.2007.06.012.
- Background Abdul-Ghani MA, Matsuda M, Balas B, DeFronzo RA. Muscle and liver insulin resistance indexes derived from the oral glucose tolerance test. Diabetes Care. 2007 Jan;30(1):89-94. doi: 10.2337/dc06-1519.
- Background Sandeep S, Gokulakrishnan K, Velmurugan K, Deepa M, Mohan V. Visceral & subcutaneous abdominal fat in relation to insulin resistance & metabolic syndrome in non-diabetic south Indians. Indian J Med Res. 2010 May;131:629-35.
- Results Al-Romaiyan A, Liu B, Asare-Anane H, Maity CR, Chatterjee SK, Koley N, Biswas T, Chatterji AK, Huang GC, Amiel SA, Persaud SJ, Jones PM. A novel Gymnema sylvestre extract stimulates insulin secretion from human islets in vivo and in vitro. Phytother Res. 2010 Sep;24(9):1370-6. doi: 10.1002/ptr.3125.
- Results Shigematsu N, Asano R, Shimosaka M, Okazaki M. Effect of administration with the extract of Gymnema sylvestre R. Br leaves on lipid metabolism in rats. Biol Pharm Bull. 2001 Jun;24(6):713-7. doi: 10.1248/bpb.24.713.
- Results Baskaran K, Kizar Ahamath B, Radha Shanmugasundaram K, Shanmugasundaram ER. Antidiabetic effect of a leaf extract from Gymnema sylvestre in non-insulin-dependent diabetes mellitus patients. J Ethnopharmacol. 1990 Oct;30(3):295-300. doi: 10.1016/0378-8741(90)90108-6.
- Results Porchezhian E, Dobriyal RM. An overview on the advances of Gymnema sylvestre: chemistry, pharmacology and patents. Pharmazie. 2003 Jan;58(1):5-12.
- Results Koshu K, Hirota S, Sonobe M, Takahashi S, Takaku A, Saito T, Ushijima T. [Continuous recording of cerebral blood flow by means of thermal diffusion method using Peltier stack]. Neurol Med Chir (Tokyo). 1987 Aug;27(8):724-8. doi: 10.2176/nmc.27.724. No abstract available. Japanese.
- Results Bhansali S, Shafiq N, Pandhi P, Singh AP, Singh I, Singh PK, Sharma S, Malhotra S. Effect of a deacyl gymnemic acid on glucose homeostasis & metabolic parameters in a rat model of metabolic syndrome. Indian J Med Res. 2013 Jun;137(6):1174-9.
- Results Tiwari P, Mishra BN, Sangwan NS. Phytochemical and pharmacological properties of Gymnema sylvestre: an important medicinal plant. Biomed Res Int. 2014;2014:830285. doi: 10.1155/2014/830285. Epub 2014 Jan 6.
- Results Kumar V, Bhandari U, Tripathi CD, Khanna G. Protective Effect of Gymnema sylvestre Ethanol Extract on High Fat Diet-induced Obese Diabetic Wistar Rats. Indian J Pharm Sci. 2014 Jul;76(4):315-22.
- Results Astell KJ, Mathai ML, Su XQ. 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):407-16. doi: 10.1016/j.ctim.2013.05.007. Epub 2013 Jun 24.
- Results Al-Romaiyan A, King AJ, Persaud SJ, Jones PM. A novel extract of Gymnema sylvestre improves glucose tolerance in vivo and stimulates insulin secretion and synthesis in vitro. Phytother Res. 2013 Jul;27(7):1006-11. doi: 10.1002/ptr.4815. Epub 2012 Aug 21.
- Results Ogawa Y, Sekita K, Umemura T, Saito M, Ono A, Kawasaki Y, Uchida O, Matsushima Y, Inoue T, Kanno J. [Gymnema sylvestre leaf extract: a 52-week dietary toxicity study in Wistar rats]. Shokuhin Eiseigaku Zasshi. 2004 Feb;45(1):8-18. doi: 10.3358/shokueishi.45.8. Japanese.
- Results Okabayashi Y, Tani S, Fujisawa T, Koide M, Hasegawa H, Nakamura T, Fujii M, Otsuki M. Effect of Gymnema sylvestre, R.Br. on glucose homeostasis in rats. Diabetes Res Clin Pract. 1990 May-Jun;9(2):143-8. doi: 10.1016/0168-8227(90)90106-4.
- Results Matsuda M, DeFronzo RA. Insulin sensitivity indices obtained from oral glucose tolerance testing: comparison with the euglycemic insulin clamp. Diabetes Care. 1999 Sep;22(9):1462-70. doi: 10.2337/diacare.22.9.1462.
- Results Tai MM. A mathematical model for the determination of total area under glucose tolerance and other metabolic curves. Diabetes Care. 1994 Feb;17(2):152-4. doi: 10.2337/diacare.17.2.152.
- Results Renga B, Festa C, De Marino S, Di Micco S, D'Auria MV, Bifulco G, Fiorucci S, Zampella A. Molecular decodification of gymnemic acids from Gymnema sylvestre. Discovery of a new class of liver X receptor antagonists. Steroids. 2015 Apr;96:121-31. doi: 10.1016/j.steroids.2015.01.024. Epub 2015 Feb 7.
- Results Stumvoll M, Mitrakou A, Pimenta W, Jenssen T, Yki-Jarvinen H, Van Haeften T, Renn W, Gerich J. Use of the oral glucose tolerance test to assess insulin release and insulin sensitivity. Diabetes Care. 2000 Mar;23(3):295-301. doi: 10.2337/diacare.23.3.295.
- Results Izutani Y, Murai T, Imoto T, Ohnishi M, Oda M, Ishijima S. Gymnemic acids inhibit rabbit glyceraldehyde-3-phosphate dehydrogenase and induce a smearing of its electrophoretic band and dephosphorylation. FEBS Lett. 2005 Aug 15;579(20):4333-6. doi: 10.1016/j.febslet.2005.06.070.
- Results Wang Y, Dawid C, Kottra G, Daniel H, Hofmann T. Gymnemic acids inhibit sodium-dependent glucose transporter 1. J Agric Food Chem. 2014 Jun 25;62(25):5925-31. doi: 10.1021/jf501766u. Epub 2014 Jun 10.
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Gymnema Sylvestre | Traditional medicine (herbal / TCM) | 300 mg | Oral |