Clinical trials: Ascorbic Acid
Signs and Symptoms, Respiratory
Compare Effects of EpiCor and Vitamin C to Vitamin C Alone on the Common Cold or Influenza in Healthy Children
The purpose of the clinical study is to evaluate efficacy of regular daily, 12 weeks, consumption of EpiCor syrup containing EpiCor and vitamin C in non-vaccinated children 1-6 years old on preventing episodes of the common cold…
- Trial name
- NCT04093206
- Testing
- EpiCor and Vitamin C, Vitamin C
- Where
- 21 sites in Slovenia
- Volunteers
- 221 people, healthy volunteers welcome
- Sponsor
- Cargill
Cirrhosis of the Liver
Composition for Treating Cirrhosis and Liver Cancer (SB-1121)
The composition treats cirrhosis and hepatocellular carcinoma (Hcc) at an early stage. The product is extracted from herbs, including Adenosma glutinosum extract, Eclipta prostrata extract, Phyllanthus urinaria extract, Impatiens…
- Trial name
- SB-1121 (NCT05178303)
- Testing
- SB-1121(1), SB-1121(2)
- Where
- Vietnam
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Nguyen Thi Trieu, MD
Elevated Blood Lead Levels
Lead Detoxifying Effects of Ascorbic Acid Among School Going Adolescents of Karachi- A Cluster Randomized Control Trial
The toxic nature of lead has been recognized ubiquitous for than 2,000 years and today it is a persistent and common environmental contaminant in most parts of the world.
- Trial name
- LDVC (NCT02745873)
- Testing
- Ascorbic Acid
- Volunteers
- 144 people, healthy volunteers welcome
- Sponsor
- Aga Khan University
Healthy
Comparison of Polyethylene Glycol With Ascorbic Acid and Oral Sulfate Solution for Bowel Preparation
Colonoscopy is considered by many the preferred mode of screening for colorectal cancer (CRC). The effectiveness of any CRC screening program is critically dependent on an adequate bowel preparation.
- Trial name
- NCT02551198
- Testing
- HAPREP®, SUCLEAR®
- Where
- South Korea
- Volunteers
- 184 people, healthy volunteers welcome
- Sponsor
- National Cancer Center, Korea
Skin Cancer
The Effect of Green Tea and Vitamin C on Skin Health
There is little information on the effect of oral bioactive compounds on human skin clinically despite evidence of a beneficial effect from laboratory studies.
- Trial name
- NCT01032031
- Testing
- Green tea + vitamin C high dose
- Where
- United Kingdom
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of Manchester
Iron, Cerebral Blood Flow
16 Weeks' Dietary Supplementation With Iron and Iron + Vitamin C on Cerebral Blood Flow and Energy Expenditure in Women of Reproductive Age
Iron deficiency is the most prevalent nutritional deficiency worldwide with one in four estimated to be affected by iron deficiency anaemia.
- Conditions
- Iron, Cerebral Blood Flow, Energy Metabolism, Cognitive Function
- Trial name
- NCT04477018
- Testing
- Iron bis-glycinate chelate and vitamin C, Iron bis-glycinate chelate
- Where
- United Kingdom
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Northumbria University
Dimensional Changes, Bone Density
Osteoimplant and Bone Healing
In view of the above and the possible improvements in terms of postoperative morbidity and tissue repair in oral surgery, this study is justified, the general objective of which would be: 'To evaluate the efficacy of…
- Trial name
- Osteocic (NCT06664060)
- Testing
- osteoimplant
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Gingival Thickness
Soft Tissue Augmentation Using CAF With Either SCTG and Vitamin C Versus SCTG Alone in Management of RT1 Gingival Recession
Compare gingival thickness following CAF With SCTG and Vitamin C Versus SCTG Alone in Management of RT1 Gingival Recession.
- Trial name
- NCT04632693
- Testing
- CAF with SCTG and Vitamin C injection, CAF with SCTG alone
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University
Fontan Procedure, Hypoplastic Left Heart Syndrome
Impact of Vitamin C on Endothelial Function and Exercise Capacity in Fontan-Palliated Patients
In this study, investigators will evaluate the effect of vitamin C on endothelial function, exercise tolerance and quality of life in patients with a single ventricle who have been palliated to Fontan physiology.
- Conditions
- Fontan Procedure, Hypoplastic Left Heart Syndrome, Tricuspid Atresia
- Trial name
- NCT00974025
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Oxygen, Hyperoxemia
Cerebral Hemodynamic Effects of Oxygen and Antioxidants (CHEOXANT)
This study is called CHE-OX-ANT (Cerebral Hemodynamic Effects of Oxygen and Antioxidants). It is a single-center, academic research project led by the Department of Intensive Care at Erasme Hospital (Université Libre de…
- Conditions
- Oxygen, Hyperoxemia, Antioxidant, Cerebral Autoregulation
- Trial name
- CHEOXANT (NCT07369232)
- Testing
- Oxygen, Vitamin C (Ascorbic Acid)
- Where
- Belgium
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Erasme University Hospital
Postoperative Pain, Acute
Analgesic and Anti-inflamatory Effect of Vit. B
Vitamin C, also known as ascorbic acid, is a potent reducing agent and antioxidant that plays a crucial role in various metabolic processes.Vitamin B complex, a group of eight essential B vitamins, plays a crucial role in…
- Trial name
- vit B/vit C (NCT06857734)
- Testing
- Vitamin B Complex, vitamin C
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Benha University
Thin Gingival Biotype
Comparative Evaluation of Vitamin C and Injectable-platelet Rich Fibrin in the Management of Thin Gingival Phenotype
The goal is to compare between the effect of vitamin C and Injectable-platelet rich fibrin in the management of thin gingival phenotype.
- Trial name
- NCT05841303
- Testing
- Vit C, injectable PRF
- Where
- Egypt
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Cairo University
Acne Scars
The Efficacy and Safety of a Single 70% Glycolic Acid Peel With Vitamin C for the Treatment of Acne Scars
Our study involves the evaluation of a high potency chemical peel in its efficacy and safety profile for the treatment of acne scars.
- Trial name
- NCT02126657
- Testing
- 70% glycolic acid
- Where
- Singapore
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National University Hospital, Singapore
COVID-19
The Use of Chinese Herbal Medicine and Vitamin C by Hospital Care Workers in HK to Prevent COVID-19
This is a prospective randomized controlled trial study to explore whether the combination of Chinese herbal medicine and Vitamin C is effective and safe to prevent COVID-19 transmission among health care workers in Hong Kong…
- Trial name
- CHM-Cov-19-RCT (NCT05360004)
- Testing
- Chinese herbal medicine
- Volunteers
- 652 people, healthy volunteers welcome
- Sponsor
- Hong Kong Baptist University
Vitamin C Deficiency
The Effect of Liposome Vitamin C on the Absorption and Metabolism of the Human Body.
To evaluate the difference between vitamin C in the form of oral liposomes and general vitamin C in a fixed period of time in plasma and urine.
- Trial name
- NCT04886752
- Testing
- vitamin C without liposome, liposomal process A vitamin C, liposomal process B vitamin C (Double Nutri™)
- Where
- Taiwan
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- TCI Co., Ltd.