Clinical trials: Vegetarian Diet
Healthy Diet, Microbiota
The Link Between Diets and Health Indicators
The cohort study investigates the effect of different dietary intake among omnivorous, vegan, vegetarian and low-carb diets on health parameters and on long-term overall health.
- Trial name
- DIETE (NCT04347213)
- Testing
- Regular lifestyle in different circumstances
- Where
- Slovenia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Primorska
Vegetarian Diet
Effects of the Consumption of a Supplement Rich in Docosahexaenoic Acid (DHA) From Algae
Vegetarian diets are increasing worldwide. To prevent nutritional deficiencies, supplementation with nutrients that are only present in animal food can be needed.
- Trial name
- NCT04278482
- Where
- Spain
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- National Research Council, Spain
Rheumatoid Arthritis
A Nutrition Intervention for Arthritis -3 (WCCR-ARTH3)
The purpose of the study is to assess whether, in individuals with rheumatoid arthritis, a low-fat, vegan diet improves pain and other subjective symptoms more effectively than a control supplement or a placebo.
- Trial name
- NCT03417648
- Testing
- Plant-based diet, Supplement
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Physicians Committee for Responsible Medicine
Osteoarthritis
The Impact of Dietary Restriction of Animal Protein and Fat on Osteoarthritis
Patients will be randomized into the control or intervention group. Based on patient preference, the intervention group will be trained for one hour in either individual or group format on vegan diet.
- Trial name
- NCT01939262
- Testing
- Limitation of Animal Fat and Protein in the Diet, Control
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Essentia Health
Healthy Aging, Sarcopenia
Plant-based Diets and Healthy Aging
This prospective study investigates the health effects of vegetarian and plant-based diets in middle-aged and older adults in Taiwan, specifically, recruiting 5000 Tzu Chi volunteers.
- Conditions
- Healthy Aging, Sarcopenia, Frailty, Cognitive Decline
- Trial name
- TCAS (NCT07151365)
- Where
- Taiwan
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- National Health Research Institutes, Taiwan
Behcet Syndrome
Gut Microbiota and Behcet's Syndrome: a Dietary Intervention Trial (MAMBA Study)
Behçet's syndrome (BS) is an idiopathic, chronic, multi-systemic inflammatory disorder characterized by ocular disease, skin lesions, vascular, neurological and gastrointestinal involvement.
- Trial name
- NCT03962335
- Testing
- Vegetarian diet, Mediterranean diet with butyrate, Mediterranean diet
- Where
- Italy
- Volunteers
- 90 people
- Sponsor
- Azienda Ospedaliero-Universitaria Careggi
Vitamin B 12 Deficiency
Dried Purple Laver (Nori) as a Food Source of Vitamin B12 in Vegetarians
This is an intervention study aiming to understand the bioavailability of vitamin B12 from nori for vegetarians.
- Trial name
- NCT05614960
- Testing
- Dried purple laver (Nori)
- Where
- Taiwan
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Fu Jen Catholic University
Ulcerative Colitis, Dietary Modification
Evaluating the Combined Effect of Vedolizumab and Semi-Vegetarian Diet on Ulcerative Colitis.
Research of fecal microflora and dysbiosis status in ulcerative colitis (UC) has shown its influential role on the disease pathogenesis.
- Trial name
- NCT03309865
- Testing
- semi-vegetarian diet, Vedolizumab Injection
- Where
- United States
- Sponsor
- Mayo Clinic
Obesity
High Protein Atkin's Complete (Lacto) VEgetaRian Diet (PACER) and Weight Loss
This study evaluates the effects "High Protein Atkin's Complete (lacto) VEgetaRian Diet (Acronym; 'PACER' diet) on weight, body composition and metabolic profiles in obese Asian Indians subjects living in north India.
- Trial name
- PACER (NCT02562209)
- Testing
- PACER Diet, Standard weight reducing diet
- Where
- India
- Volunteers
- 104 people
- Sponsor
- Diabetes Foundation, India
Menopause, Metabolic Syndrome
Lacto-ovo-vegetarian Diet Riched in Omega-3 Fatty Acids in Menopausal Women
Healthy lifestyle, based on healthy diet and exercise, is a key factor to prevent the most common menopausal disorders and chronic diseases to which women are more exposed during this life stage.
- Conditions
- Menopause, Metabolic Syndrome, Hepatic Steatosis
- Trial name
- NCT02816814
- Testing
- Diet rich in omega-3 fatty acids, Diet with extra virgin olive oil
- Where
- Italy
- Volunteers
- 12 people
- Sponsor
- Azienda Ospedaliera Specializzata in Gastroenterologia Saverio de Bellis
Myocardial Infarction
Vegetarian Diet and Innate Immunity in Patients With Myocardial Infarction and in Healthy Volunteers (FRESH-MI Study)
The goal of this clinical trial is to assess the effect of a vegetarian diet on innate immunity of patients with a recent acute myocardial infarction and healthy participants.
- Trial name
- FRESH-MI (NCT06209723)
- Testing
- Vegetarian diet
- Where
- Netherlands
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Nutritional Evaluation
Nutritional Evaluation - NuEva Study
The NuEva study focusses on the development and the validation of nutritional concepts for healthy persons with different dietary habits, such as Western diet, flexitarians, vegetarians, as well as vegans.
- Trial name
- NuEva (NCT03582020)
- Testing
- menu plans
- Where
- Germany
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- University of Jena
Diabetic Neuropathy
A Nutritional Intervention for Diabetic Neuropathy
The purpose of this study is to assess whether, in individuals with diabetic neuropathy, a low-fat, vegan diet in combination with a vitamin B12 supplement improves pain, sensation and other subjective symptoms, more effectively…
- Trial name
- NCT01690962
- Testing
- Vegan diet and vitamin B12 supplement, Vitamin B12 supplement
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Physicians Committee for Responsible Medicine
Diabetes Mellitus, Type 2
Practice Based Nutrition Intervention-2
This study aims to test hypotheses that are potentially important to diabetes management, with practical implications for reducing the medical, personal, and economic costs of the disease.
- Trial name
- PBNI-2 (NCT01700868)
- Testing
- Vegan diet, American Diabetes Association guidelines
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Physicians Committee for Responsible Medicine
Muscle Weakness, Muscle; Fatigue, Heart
The Impact of Beef on Muscle Fatigue in Older Adults
The goal of this controlled-feeding cross-over diet intervention is to compare a beef diet to a vegetarian diet on muscle fatigue in older adults.
- Conditions
- Muscle Weakness, Muscle; Fatigue, Heart, Older Adults
- Trial name
- NCT05860088
- Testing
- Beef Diet, Vegetarian Diet
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Indiana University
Obesity, Metabolic Changes
Metabolic Effects of Diet-Exercise Interventions in Obesity
This study investigates the effects of different dietary strategies (ketogenic diet, intermittent fasting, and semi-vegetarian diet), alone or in combination with a structured home-based exercise program, on anthropometric…
- Conditions
- Obesity, Metabolic Changes, Hormonal Changes
- Trial name
- NCT07695480
- Testing
- Home-Based Exercise Program, Semi-Vegetarian Diet, Intermittent Fasting
- Where
- Turkey (Türkiye)
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Firat University
Strength Training, Dietary Proteins
Comparison of the Increment of Neuromuscular Parameters in Vegetarians and Non-vegetarians
A strength training session promotes increased muscle sensitivity to protein synthesis, which lasts for 24 hours after its closure.
- Conditions
- Strength Training, Dietary Proteins, Muscle Strength, Hypertrophy
- Trial name
- NCT03785002
- Testing
- Strength training, Protein intake
- Where
- Brazil
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Hospital de Clinicas de Porto Alegre
Nutritional Deficiencies, Quality of Life
Dietary Quality and Nutritional Adequacy Among Vegetarians Attending the European Institute of Oncology
Despite their health benefits, vegetarian dietary patterns can lead to malnutrition and micronutrient deficiencies if improperly managed, especially in oncological settings.
- Trial name
- VEGETARIANS (NCT07638839)
- Testing
- personalized nutritional counseling
- Where
- Italy
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- European Institute of Oncology
Diabetes
A Series of Systematic Reviews and Meta-analyses of the Effect of Vegetarian/Vegan Diets on Cardiometabolic Risk
Vegetarian and vegan diets have been shown to reduce chronic disease risk, including diabetes and cardiovascular disease, as well as several cardiometabolic risk factors.
- Trial name
- NCT02600377
- Testing
- Vegetarian diet
- Volunteers
- 1 people
- Sponsor
- University of Toronto
Obesity, Overweight
Preference and Vegetarian Diet in Weight Loss Treatment
We propose to add a treatment preference component to a larger study testing standard behavioral treatment (SBT) for weight loss without specific food group restriction vs standard behavioral treatment with gradual elimination of…
- Trial name
- PREFER (NCT00330629)
- Testing
- Standard Behavioral Treatment, SBT+LOV
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh