Clinical trials: Vitamin C
Colonoscopy
Clinical Evaluation of a New Reduced Volume Bowel Preparation
Monocentric, cleansing evaluation pilot study in patients undergoing colonoscopy.
- Trial name
- NCT00321230
- Testing
- macrogol3350 NA sulphate NACL KCL ascorbic acid NA ascorbate
- Where
- France
- Volunteers
- 30 people
- Sponsor
- Norgine
Hyperuricemia
The Intervention of Multi-vitamin With Minerals to Hyperuricemia
To evaluate the validity of multi-vitamin-and-minerals intervention on uric acid metabolism in hyperuricemic adults.
- Trial name
- NCT03218709
- Testing
- High-dose multi-vitamins with minerals, Low-dose multi-vitamins with minerals, Hypouricemic tablets
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Sun Yat-sen University
Diabetes Mellitus, Diabetic Peripheral Neuropathy
Immunonutrition for Diabetic Foot Ulcers
Diabetes-induced peripheral neuropathy can lead to the development of diabetic foot ulcers (DFUs), which can have a devastating effect on patients' lives and can lead to life threatening infection, amputations, and even death.
- Conditions
- Diabetes Mellitus, Diabetic Peripheral Neuropathy, Diabetic Foot Ulcer
- Trial name
- NCT05281562
- Testing
- Lovaza, L-Arginine Powder, Vitamin C
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Prisma Health-Midlands
Birth Asphyxia
First-day High Dose Vitamin C, E in Severe Birth Asphyxia
To study the role of first-day high dose oral vitamin C and first-day single high dose oral vitamin E in hypoxic-ischemic encephalopathy in newborns, in the reduction of morbidity and adverse neurodevelopmental sequelae.
- Trial name
- CEBA (NCT01743742)
- Testing
- Vitamin E, Vitamin C
- Where
- India
- Volunteers
- 95 people
- Sponsor
- Sir Takhtasinhji General Hospital
Complex Regional Pain Syndrome (CRPS) TYPE I
Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb Surgery
Vitamin C with its antioxidant role has many indications. The objective of this study is to demonstrate that taking vitamin C as a preventive significantly reduces the occurrence of complex regional pain syndrome (CRPS) type 1 in…
- Trial name
- SDRC (NCT02390505)
- Testing
- Vitamin C
- Where
- 3 sites in France
- Volunteers
- 995 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Vitamin Deficiency
Study of Absorption Characteristics of Two Multivitamin Mineral Formulations (Gel vs. Tablet/Capsule)
This clinical study is designed to evaluate difference in the AUC of the absorption of Multivitamin and minerals defined in the protocol
- Trial name
- NCT03146273
- Testing
- Multivitamins
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Galilee CBR
Pediatric Nutrition, Nutrition, Healthy
Toddler Biomarker of Nutrition Study
This is a study of how accurate different methods to assess young children's dietary intake are, so that researchers and health professionals can better understand how children's nutrition relates to their health.
- Trial name
- TBONS (NCT05855824)
- Testing
- Applesauce Pouch, Fruit-vegetable puree blend
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Exercise, Blood Flow Restriction (BFR) Training Effects
Effects of BFR-training on Stem Cells and Immune Cells in Human Skeletal Muscle
In this 3-year project, investigators will first measure stem cells (primary outcome) and immune cells (secondary outcome) in human skeletal muscle immediately after and 24 hour after the BFR-training.
- Conditions
- Exercise, Blood Flow Restriction (BFR) Training Effects, Supplement
- Trial name
- NCT07569627
- Testing
- BFR (180 mmHg), NMN-BFR exercise, Vitamin C-resistance exercise
- Where
- Taiwan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Taipei
Nutrition, Child Health
Bogota School Children Cohort
This observational study investigates the associations of nutritional indicators, biomarkers, sociodemographic conditions, and infections with child health, as well as physical, behavioral, and cognitive development.
- Conditions
- Nutrition, Child Health, Child Growth, Neurocognitive Development
- Trial name
- BoSCCo (NCT03297970)
- Where
- 2 sites in Colombia
- Volunteers
- 3,202 people
- Sponsor
- University of Michigan
Metabolic Dysfunction-Associated Fatty Liver Disease
Evaluate the Effect of Synbiotics on MAFLD
Non-alcoholic fatty liver disease (NAFLD) is one of the most common chronic liver diseases worldwide. Available data indicates that probiotics may regulate the gut microbiota, while Vitamin E and omega 3 are safe and effective at…
- Trial name
- MAFLD-RCT (NCT06537882)
- Testing
- G-NiiB synbiotics formula (SLP07)
- Where
- Hong Kong
- Volunteers
- 54 people
- Sponsor
- GenieBiome Limited
Immune System Diseases
Impact of HLNatural Immune Supplement on Colds
According to the Centers of Disease Control and Prevention (CDC) adults will have an average of 2-3 colds per year. Most colds will last approximately 7-10 days.
- Trial name
- NCT04103099
- Testing
- HLNatural Immune
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Hawthorne Effect Inc.
Hyperpigmentation, Dark Spots
A 16-week Clinical Study Investigating a Dark Spot Corrector Serum in Women With Moderate Discrete Hyperpigmentation
This was a single-center, double-blinded, randomized, controlled cosmetic clinical trial to investigate the efficacy and tolerance of dark spot corrector serum and regimen skincare products when used over the course of 16 weeks…
- Trial name
- NCT07468175
- Testing
- Cosmetic dark spot corrector serum
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Revision Skincare
Coronary Artery Disease
Effect of Grape Seed Extract Plus Ascorbic Acid on Endothelial Function
A pilot study of 15 subjects will be conducted to confirm an acute effect of grape seed extract on endothelial function. We then will perform a a randomized, double blind, placebo controlled crossover study designed to…
- Trial name
- NCT00554242
- Testing
- Grape seed extract and ascorbic acid
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Boston University
Formula Milk, Breast Milk Collection
Metabolomic Profile in Breastfed Late Preterm Infants
Exclusive breast milk is recommended from birth to 6 months of life to promote the development of a balanced intestinal microbiota.
- Conditions
- Formula Milk, Breast Milk Collection, Postbiotic Supplemented Formula Milk
- Trial name
- NCT06052592
- Testing
- Milk
- Where
- 2 sites in Italy
- Volunteers
- 54 people
- Sponsor
- Ospedale Buon Consiglio Fatebenefratelli
Breast Cancer
Acupuncture And Inflammatory Status In Breast Cancer Patients With Climateric Syndrome.
This is a prospective, single-center, non-interventional, non-pharmacological study. In this study, postmenopausal patients with breast cancer in the adjuvant setting will be enrolled and treated with acupuncture to reduce hot…
- Trial name
- FLAIR (NCT07137221)
- Testing
- Post menopausal breast cancer patients
- Where
- Italy
- Volunteers
- 36 people
- Sponsor
- Istituto Romagnolo per lo Studio dei Tumori Dino Amadori IRST S.r.l. IRCCS
Distal Radius Fracture, Vitamine c
Vitamin c Supplementation in the Prevention of CRPS Following Distal Radius Fractures
Complex Regional Pain Syndrome type 1 is a pain syndrome that develops after a trauma, surgery, or idiopathically. The incidence after distal radius varies significantly in the literature.
- Conditions
- Distal Radius Fracture, Vitamine c, Prophylaxis
- Trial name
- NCT05842395
- Testing
- Vitamin C
- Where
- Syria
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Damascus University
Acute Lung Injury, Transfusion Related
Role of Ascorbic Acid Infusion in Critically Ill Patients With Transfusion Related Acute Lung Injury
TRALI was defined as "acute noncardiogenic pulmonary edema typically occurs ≤ 6 hours following transfusion of plasma-containing blood products, such as packed red blood cells, fresh frozen plasma, platelets, or cryoprecipitate."…
- Trial name
- ASTRALI (NCT04153487)
- Testing
- Ascorbic Acid Injectable Product
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Damanhour University
to Study the Effect of Vitamin C Administration on the Amount and the Time of Weaning of Noradrenaline Given Post-operatively to Patients After CPB
Role of Vitamin C in Cardiac Vasoplegia After Cardiopulmonary Bypass
This is a parallel group double-blind, randomized-controlled trial with 1:1 randomization ratio which will be conducted over a period of 6 months to study the effect of vitamin C administration on the amount of noradrenaline…
- Trial name
- NCT04519281
- Testing
- IV of vitamin C
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Cairo University
Cardiovascular Diseases
Effects of Oral Antioxidant Cocktail in Cardiovascular Disease Patients
Title: Effects of oral antioxidant cocktail on vascular function and muscle function in cardiovascular disease patients Cardiovascular disease (CVD) generally refers to various conditions involving narrowed or blocked…
- Trial name
- NCT03629613
- Testing
- Oral antioxidant cocktail, Baseline
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Nebraska
Myelodysplastic Syndrome
Cephalon Decitabine, Arsenic Trioxide and Ascorbic Acid for Myelodysplastic Syndrome
This will be an open-label, non-randomized trial pilot phase II trial open to patients with myelodysplastic syndrome. The purpose of the study is to find out if the combination of decitabine, arsenic trioxide and ascorbic acid is…
- Trial name
- NCT00621023
- Testing
- Decitabine, Arsenic Trioxide and Ascorbic Acid
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Duke University
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