Clinical trials: Malabsorption Syndromes
Obesity (Disorder)
Three M Study (Malabsorption, Microbiota, Mini-Gastric Bypass)
Bariatric surgery represents the best therapeutic option to induce sustainable weight loss and to solve serious comorbidities improving the life-expectancy and the quality of life.
- Trial name
- NCT03412149
- Testing
- Mini Gastric Bypass, Roux en Y Gastric Bypass
- Where
- Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Vitamin B12 Deficiency
Supplementary Vitamin B12 Effects on Elevated Homocysteine Levels of Vegetarians - Clinical Trial
Vegetarians are known to be deficient in vitamin B12, due to a lack or absence of dietary animal produce, which can elevate homocysteine.
- Trial name
- NCT01661309
- Testing
- Inactive lozenge, Methylcobalamin
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of West London
Absorption; Disorder, Protein, Protein Malabsorption
Genepro Generation 3 Protein Bioavailability Compared to Whey Protein
Objective of Clinical Trial: To test, in a blinded study the bioavailability of Genepro Generation 3 (GEN3) Protein as compared to whey protein.
- Conditions
- Absorption; Disorder, Protein, Protein Malabsorption, Protein Intolerance
- Trial name
- Gen3 (NCT04615858)
- Testing
- Genepro Generation 3 Protein, Whey Protein
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Musclegen Research, Inc.
Short Bowel Syndrome
MENDD Tolerance Assessment Study
This study will utilize approved devices in an off-label manner to create forces required to induce intestinal lengthening. Radial and longitudinal forces are both required, and two devices will be used to create forces in order…
- Trial name
- NCT06185088
- Testing
- Coda® Balloon Catheters, Double Balloon Endoscope (DBE)
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Lactose Intolerance
Comparison of the Colonic Metabolism in Patients With Lactose Intolerance and Healthy Controls
Most people are born with the ability to digest lactose, a dissacharide consisting of β-D-glucose and β-D-galactose, because of the presence of lactase at the brush border of the small intestine.
- Trial name
- NCT02171403
- Where
- Belgium
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Type 1 Diabetes, Celiac Disease
Combined Antibody Screening for Celiac and Diabetes Evaluation
The CASCADE Study (Combined Antibody Screening for Celiac and Diabetes Evaluation) is an observational study whose primary goal is to show that population-based screening for advanced prediction of type 1 diabetes (T1D) and…
- Trial name
- CASCADE (NCT04677699)
- Testing
- Combined Risk Score
- Where
- United States
- Volunteers
- 64,410 people, healthy volunteers welcome
- Sponsor
- Pacific Northwest Research Institute
Celiac Disease
Study of ALV003 in Healthy Adult Volunteers and Subjects With Well-Controlled Celiac Disease Following a Gluten-Containing Meal
ALV003-0812 is a study of the safety and tolerability of a study drug (ALV003) in healthy adult volunteers and in patients with well-controlled celiac disease, following a meal that contains gluten.
- Trial name
- FED (NCT00669825)
- Testing
- ALV003
- Where
- 2 sites in United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Alvine Pharmaceuticals Inc.
Celiac Disease
Mass Screening for the Early Detection of Patients With Celiac Disease.
The use of a home rapid test for the detection of both gluten immunogenic peptides (GIP) in urine and immunoglobulin A (IgA) anti tissue transglutaminase (anti-tTG) antibodies in blood may contribute to the early detection of…
- Trial name
- NCT05186038
- Testing
- iVYCHECK GIP Urine, CeliacDetect
- Where
- 2 sites in Spain
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Biomedal S.L.
Short Bowel Syndrome, Anticoagulation
Pharmacokinetics of Apixaban in Patients With Short Bowel Syndrome Requiring Long Term Parenteral Nutrition
Short bowel syndrome (SBS) is defined as a loss of function of the small intestine resulting in a malabsorptive disorder. In SBS, oral drug absorption may be altered due to extensive intestinal resection.
- Trial name
- ABSORB (NCT04344717)
- Testing
- Apixaban single dose, Apixaban steady-state
- Where
- Belgium
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Celiac Disease in Children
Prevention of Celiac Disease in Skåne
This study aims to investigate the impact of being on a gluten free diet the first three years of life compared to a daily intake of a probiotic supplementation or placebo on the risk of developing celiac disease autoimmunity or…
- Trial name
- PreCiSe (NCT03562221)
- Testing
- Gluten free diet, Probiotics
- Where
- Sweden
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Lund University
Obesity, Celiac Disease
The Effect of Hazelnut Flour on Blood Glucose
One of the factors affecting human health is nutrition. The effects of foods on blood glucose are still under investigation. The Glycemic Index (GI), which is associated with many diseases today, is a value that measures the rate…
- Conditions
- Obesity, Celiac Disease, Blood Glucose, Flour Sensitivity
- Trial name
- Hazelnut (NCT06382506)
- Testing
- Consumption of Cornbread with Hazelnut Bread
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Ege University
Colon Inflammation, Iron Malabsorption
Obesity, Iron Regulation and Colorectal Cancer Risk
Obesity is an independent risk factor for colorectal cancer (CRC) although the underlying mechanisms have not been elucidated. Dietary nutrients play a key role in both the prevention and promotion of CRC.
- Conditions
- Colon Inflammation, Iron Malabsorption, Obesity, Diet Modification
- Trial name
- NCT03548948
- Testing
- High heme iron diet, Low iron diet, Plant-based high non-heme iron diet
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Illinois Chicago
Protein Malabsorption
Changes in Plasma Amino Acid Appearance After Adding Bacillus Coagulans GBI-30, 6086 to Milk Protein Concentrate
The purpose of this study is to examine the pattern of plasma amino acid appearance after a two-week daily regimen of milk protein concentrate supplementation with and without the addition of Bacillus coagulans GBI-30, 6086 among…
- Trial name
- ABC (NCT05313178)
- Testing
- Bacillus Coagulans GBI-30, 6086
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Lindenwood University
Lactose Intolerance
Association Between Lactase Deficiency, and the Small Intestinal Microbiome in Adults.
The purpose of this study is to study the role of the enzyme (substance produced by the body that helps in a biochemical reaction like digestion in the body) responsible for digestion of lactose and the role of the gut bacteria…
- Trial name
- NCT03860051
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Indiana University
Celiac Disease, Healthy
Imaging the Duodenum Using an Optical Frequency Domain Imaging OFDI Capsule
The study is being done to assess the tolerability and feasibility of a tethered OFDI capsule to image the duodenum. A total of 108 participants (36 healthy and 72 with clinically suspected or diagnosed Celiac disease) will be…
- Trial name
- NCT02202681
- Testing
- OFDI Capsule
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Gut Microbiome, Gastrointestinal Microbiome
A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Disease
This study seeks to correlate microbiome sequencing data with information provided by patients and their medical records.
- Conditions
- Gut Microbiome, Gastrointestinal Microbiome, Autism, Autism Spectrum Disorder
- Trial name
- NCT04031469
- Testing
- There is no intervention in this study
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- ProgenaBiome
Antiphospholipid (aPL)-Positive, Rheumatic Arthritis
MENA/Levant Epidemiological, Registry of Immunological & Clinical Traits (MERIT)
The primary objective of this multicenter observational registry is to characterize the clinical, epidemiological, and biological profiles of individuals of Middle Eastern, North African, and Levantine ancestry, including…
- Conditions
- Antiphospholipid (aPL)-Positive, Rheumatic Arthritis, Celiac Disease, Focal Segmental Glomerulosclerosis (FSGS)
- Trial name
- MERIT (NCT07892651)
- Where
- Jordan
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Axiom Bioregistry
Celiac Disease, Irritable Bowel Syndrome
Gut Peptides and Intestinal Permeability in Celiac Disease and Irritable Bowel Syndrome
It is well known that the intestinal barrier is altered in celiac disease (CD), an autoimmune disease that develops in genetically predisposed subjects exposed to ingestion of wheat gliadin and of related prolamines of barley and…
- Trial name
- PPCD (NCT01574209)
- Where
- Italy
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliera Specializzata in Gastroenterologia Saverio de Bellis
Nutritional Deficiency, Ileostomy; Functional Disturbance
Absorption of Peptides, Fluid, and Electrolytes in Patients With an Ileostomy
Clinical trial, active comparator, cross over, randomised. In total, 12 adults with an ileostomy will be randomised to a sequential 4 weeks intervention with different qualities and sources of protein wish 2-week washout periods.
- Conditions
- Nutritional Deficiency, Ileostomy; Functional Disturbance, Short Bowel Syndrome, Absorption; Disorder, Protein
- Trial name
- ABSOLYT (NCT04141826)
- Testing
- Hydrolysed whey, Intact whey, Caseinate
- Where
- Denmark
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Christian Hvas
Celiac Disease
Effects of Gluten-Free Diet on Nutritional Status in Celiac Patients
This study examined the impact of a gluten-free diet on nutritional status and inflammation markers in adult celiac patients compared to a control group. Twenty-six celiac patients and 26 healthy individuals participated.
- Trial name
- NCT06402734
- Testing
- Adherence to Gluten Free Diet
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Hacettepe University