12 completed, 2 unknown, 1 active not recruiting. 4 Not applicable, 4 Phase 2, 4 Phase 4, 2 Phase 1, 1 Phase 3.
| Phase | Trials | Status |
|---|---|---|
| Not applicable | 4 | Completed 3, Active not recruiting 1 |
| Phase 2 | 4 | Completed 4 |
| Phase 4 | 4 | Completed 3, Unknown 1 |
| Phase 1 | 2 | Completed 1, Unknown 1 |
| Phase 3 | 1 | Completed 1 |
Follow (1-6)-alpha-glucomannan: new trials by email Literature Review of (1-6)-alpha-glucomannan trials Research Report on (1-6)-alpha-glucomannan
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| The Effect of Glucomannan Powder on Improving Gut Microbiota. Glucomannan, Placebo - Dysbiosis | Not applicable | Active not recruiting | Taipei Medical University | 30 | 2025-08-28 | 2025-11-17 |
| Efficacy of Dietary Fiber Supplementation (Soloways) in Patients With Specific Genetic Polymorphisms glucomannan, inulin, and psyllium, placebo - Obesity | Not applicable | Completed | S.LAB (SOLOWAYS) | 108 | 2022-03-02 | 2025-03-27 |
| Effect and Safety of the Dietary Supplement Mannite in Pediatric Patients With Chronic Functional Constipation Manna - Constipation - Functional | Not applicable | Completed | Azienda Ospedaliera SS. Antonio e Biagio e Cesare Arrigo di Alessandria | 110 | 2021-03-16 | 2024-05-08 |
| Effect of Glucomannan Supplementation on Body Weight in Overweight and Obese Children Glucomannan, Maltodextrin - Obesity, Overweight | Phase 4 | Completed | Medical University of Warsaw | 96 | 2015-04-27 | 2018-07-20 |
| Effects of Viscous Fibre Containing Foods on Satiety (Gel Form) Konjac Glucomannan - Obesity | Phase 1 | Unknown | Unity Health Toronto | 20 | 2013-07-01 | 2014-05-09 |
| The Effect of Glucomannan Soluble Fiber on Glucose Homeostasis in Patients With Roux En Y (RNY) Gastric Bypass Surgery glucomannan - Hypoglycemia | Phase 4 | Completed | Bassett Healthcare | 10 | 2013-05-01 | 2017-03-13 |
| Effect of Daily Glucomannan in Overweight Patients Glucomannan, Placebo - Overweight, Obesity | Phase 4 | Unknown | ProMedica Health System | 40 | 2011-10-01 | 2011-12-13 |
| Glucomannan Effects on Children With Non-alcoholic Fatty Liver Disease glucomannan, lifestyle intervention - Metabolic Syndrome, Non Alcoholic Fatty Liver Disease | Phase 2 | Completed | Bambino Gesù Hospital and Research Institute | 66 | 2011-06-01 | 2014-04-02 |
| The Effects of Glucomannan on Weight Loss Glucomannan, Placebo - Obesity | Phase 1 | Completed | Northeast College of Health Sciences | 43 | 2011-02-01 | 2012-10-18 |
| Glucomannan for the Treatment of Abdominal Pain-related Functional Gastrointestinal Disorders in Childhood Glucomannan, placebo - Functional Gastrointestinal Disorders | Phase 4 | Completed | Medical University of Warsaw | 89 | 2010-01-01 | 2025-07-22 |
| Glucomannan for Childhood Functional Constipation. Glucomannan, maltodextrin - Functional Constipation | Phase 3 | Completed | Medical University of Warsaw | 92 | 2009-04-01 | 2017-02-24 |
| Safety and Effectiveness Study of a Fiber Supplement for Weight Loss Glucomannan, Inert microcrystalline cellulose - Overweight, Obesity | Phase 2 | Completed | Rush University Medical Center | 50 | 2008-02-01 | 2011-12-02 |
| Effect of Flaxseed on Lipid Uptake and Appetite Whole flaxseeds, flaxseed mucilage, glucomannan - Obesity | Not applicable | Completed | University of Copenhagen | 18 | 2006-10-01 | 2009-03-26 |
| Konjac-Mannan Improves Glycemia and Other Risk Factors for CHD in T2DM konjac glucomannan, wheat bran - Type2 Diabetes, Coronary Heart Disease | Phase 2 | Completed | Unity Health Toronto | 11 | 1991-01-01 | 2018-11-15 |
| Effect of Konjac-mannan in Individuals With Insulin-Resistance Syndrome konjac glucomannan, wheat bran - Insulin Resistance Syndrome | Phase 2 | Completed | Unity Health Toronto | 11 | 1991-01-01 | 2018-11-15 |
Obesity (7) · Overweight (5) · Constipation (2) · Metabolic Syndrome (2) · Weight Loss (2) · Coronary Disease (1) · Dysbiosis (1) · Gastrointestinal Diseases (1) · Hypoglycemia (1) · Insulin Resistance (1) · Irritable Bowel Syndrome (1) · Non-alcoholic Fatty Liver Disease (1)
Medical University of Warsaw (3) · Unity Health Toronto (3) · Azienda Ospedaliera SS. Antonio e Biagio e Cesare Arrigo di Alessandria (1) · Bambino Gesù Hospital and Research Institute (1) · Bassett Healthcare (1) · Northeast College of Health Sciences (1) · ProMedica Health System (1) · Rush University Medical Center (1) · S.LAB (SOLOWAYS) (1) · Taipei Medical University (1) · University of Copenhagen (1)
Poland (3) · Italy (2) · United States (2) · Canada (1) · Denmark (1) · Russia (1) · Taiwan (1)
Andrea Horvath, MD (1) · Ashley M Parrott, PharmD (1) · Bartlomiej M Zalewski, MD (1) · David Knieriem (1) · Enrico Felici (1) · Hania Szajewska, Professor (1) · Hanna Szajewska, Professor (1) · Joyce K Keithley, DNSc, RN (1) · Lindsey Bostelman, MD (1) · Louito Edje, MD (1) · Steve Smith, MS, RPh (1) · Valerio Nobili, MD (1) · Vladimir Vuksan, PhD (1)
PMID 10636972, PMID 14993586, PMID 18713795, PMID 20180788, PMID 21320737, PMID 23716985, PMID 24490058, PMID 25869689, PMID 31036412, PMID 38398881