Clinical trials: Vitamin C
Menopause, Vitamin D Deficiency
Effect of Consumption of Yogurt Fortified in Calcium and Vit. D on Circulating Levels of 25OHD in Postmenopausal Women
The purpose of this study is to evaluate the effect of daily consumption of one or two CALIN+ pot(s) versus no intake of product, after 4, 8, 12 and 16 weeks, on the evolution of the serum concentration of 25-hydroxy vitamin D…
- Trial name
- NCT02534064
- Testing
- CALIN+
- Where
- France
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Yoplait France SAS
Diabetes Mellitus - Type 1, Diabetes Mellitus - Type 2
Diabetes Visual Function Supplement Study
This study will evaluate the effects of a novel multi-component dietary supplement on the visual function and retinal structure of patients with diabetes with both no diabetic retinopathy and mild to moderate diabetic…
- Conditions
- Diabetes Mellitus - Type 1, Diabetes Mellitus - Type 2, Non-proliferative Diabetic Retinopathy
- Trial name
- DiVFuSS (NCT01646047)
- Testing
- multi-component nutritional supplement capsules, multi-component dietary supplement
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- ZeaVision, LLC
Bioavailability of Vitamin C
Comparison of Bioavailability of Liposomal and Traditional Formulation of Vitamin C
The aim of the study was to compare the profiles of vitamin C serum concentration in healthy volunteers after the single oral administration either in a liposomal or traditional formulation.
- Trial name
- NCT05843617
- Testing
- Liposomal Vitamin C, Traditional Vitamin C
- Where
- Poland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- AronPharma Sp. z o. o.
COVID-19, Acute Respiratory Distress Syndrome
Tolerability and Efficacy of RJX in Patients With COVID-19
This study is designed as a 2-part, 2-cohort, double-blind, randomized, placebo controlled, multicenter Phase 1/2 study to evaluate the safety, tolerability and efficacy of RJX in patients with COVID-19.
- Conditions
- COVID-19, Acute Respiratory Distress Syndrome, SARS-CoV-2, Hypoxemia
- Trial name
- RJX (NCT04708340)
- Testing
- Rejuveinix (RJX) Active Comparator
- Where
- 3 sites in United States
- Volunteers
- 237 people
- Sponsor
- Reven Pharmaceuticals, Inc.
Corneal Endothelial Cell Loss, Corneal Endothelial Damage Following the Hard Nuclear Cataract Surgery
A Study of CA201A Eye Drops to Prevent Corneal Endothelial Cell Loss in Patients Undergoing Cataract Surgery
This study is designed to assess whether an investigational eye drop called CA201A can help protect the cornea (the outer covering of the eye) and reduce damage to corneal endothelial cells following cataract surgery, without…
- Trial name
- NCT07694375
- Testing
- Ophthalmic solution (matching formulation without ascorbic acid), Ascorbic acid ophthalmic solution 5%
- Where
- 8 sites in Australia
- Volunteers
- 200 people
- Sponsor
- Caravel Oculus Pty Ltd
Gingivitis
Effects of Antioxidant Dentifrice on Gingivitis
The purpose of this study is to investigate the effect of a dentifrice containing L-ascorbic acid 2-phosphate magnesium salt on gingival inflammation, gingival bleeding and gingival redness.
- Trial name
- NCT02102295
- Testing
- Experimental toothpaste, Control toothpaste
- Where
- 4 sites in Japan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Lion Corporation
Colonoscopy
MOVIPREP® Versus PICOLAX® Pilot Study
This will be a randomised, single-centre, single-blind, parallel-group, pilot study in patients undergoing colonoscopy. The primary objective is to evaluate the efficacy of MOVIPREP® versus PICOLAX® for gut cleansing prior to…
- Trial name
- NCT00312481
- Testing
- macrogol3350 NA sulphate NACL KCL ascorbic acid NA ascorbate, NA picosulfate magnesium citrate
- Where
- United Kingdom
- Volunteers
- 65 people
- Sponsor
- Norgine
Bioavailability
A Stable Isotope Study to Evaluate the Bioavailability of an Oat Protein-based Iron Delivery System
In the current study, the OAT fibril - Fe SA (Fe-oat 1) and OAT fibril - Fe NaOH (Fe-oat 2) will both be studied in vivo, alone are oat fibril powder add iron supplement is soluble in water and oat fibril powder add iron…
- Trial name
- NCT05826899
- Testing
- 54Fe SO4, 57Fe Oat-1, 58Fe Oat-2
- Where
- Thailand
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- The Rainforest Company
Overactive Bladder
Efficacy and Safety Study of Botulinum Toxin Type-A (Dysport®) in Continent Female Subjects Suffering From Idiopathic Overactive Bladder
The purpose of this study is to determine the optimal dose of botulinum toxin type A injected in the detrusor muscle to improve urinary symptoms, urodynamic parameters and quality of life of continent women suffering from…
- Trial name
- NCT00578097
- Testing
- Botulinum toxin type A
- Where
- 34 sites in Belgium, Czechia and 6 more
- Volunteers
- 81 people
- Sponsor
- Ipsen
Deficiency, Vitamin C, Chronic Disease
A Long-term Observational Study to Describe the Use of Vitamin-C Injektopas® 7.5 g in Patients With Vitamin C Deficiency
The goal of this observational study is to learn more about the disease and the symptoms where the product will use and in which patient groups. Further on, it is interesting to know clinical pictures, the symptoms improve.
- Conditions
- Deficiency, Vitamin C, Chronic Disease, Acute Disease
- Trial name
- NCT06983847
- Where
- Austria
- Volunteers
- 1,000 people
- Sponsor
- Pascoe Pharmazeutische Praeparate GmbH
Necrotizing Soft Tissue Infection, Sepsis
HAT for the Treatment of Sepsis Associated With NASTI
Evaluate the impact of HAT therapy versus placebo in the treatment of patients with an acute NSTI and sepsis.
- Trial name
- NCT05157360
- Testing
- HAT
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Ascension Health
Colon Cancer, Colon Disease
Real Word Evidence With 1L Polyethylene Glycol (PEG)+ Ascorbic Acid in Iberia
A retrospective study to evaluate the effectiveness and safety of 1L polyethylene glycol (PEG)+ Ascorbic acid given for bowel preparation before colonoscopy.
- Conditions
- Colon Cancer, Colon Disease, Colon Cleansing
- Trial name
- NCT05174845
- Testing
- 1L PEG + ASCORBIC ACID
- Where
- 12 sites in Portugal, Spain
- Volunteers
- 13,393 people
- Sponsor
- Norgine
Healthy Volunteers
Effect of Nutrition Ingredients on Microbiota Modulation
The objective of this study is to evaluate in healthy volunteers the time-dependent effect of daily consumption for four weeks of six different nutrition ingredients on relative abundance of microbial taxa in fecal samples.
- Trial name
- VitaGut (NCT03668964)
- Testing
- Vitamin B2, Vitamin C, Vitamin B2 + C
- Where
- Ireland
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- dsm-firmenich Switzerland AG
Healthy Women
Effect of an Antioxidant Dietary Supplement on Skin Radiance
A randomized, double-blind, placebo-controlled study evaluating the effects of an oral antioxidant dietary supplement on skin radiance in women exposed to urban air pollution.
- Trial name
- NCT07793123
- Testing
- Antioxidant Supplement
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Robertet SA
Damage Muscle, Body Weight Changes
Chronic Study on Body Composition, Training, Performance, and Recovery
The chronic phase of the study will evaluate the effects of pre-exercise and post-exercise ingestion of a multi-ingredient supplement on adaptations to a 6-week exercise program consisting of both resistance training and high…
- Conditions
- Damage Muscle, Body Weight Changes, Performance Enhancing Product Use
- Trial name
- NCT04230824
- Testing
- Pre-workout plus and Protein recovery plus, 6-week resistance training program
- Where
- United States
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Pharmanex
Pregnancy Related
Evaluation of the Effect of FertyBiotic Pregnancy in the Metabolic Profile in Pregnant Women
The aim of this study is determine the effect of a food supplement with probiotics on metabolic profile and weight gain in pregnant women.
- Trial name
- NCT04935840
- Testing
- FertyBiotic Pregnancy, Control
- Where
- 2 sites in Spain
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Fertypharm
Menopause, Estrogen Deficiency
ATENEA Study: Adherence to Creatine-Based Nutritional Supplementation in Estrogen-Depleted Women
This is a prospective, multicenter, observational clinical study conducted under routine clinical practice conditions aimed at describing adherence to a creatine-based nutritional supplement (Creaticare FEM) in estrogen-depleted…
- Trial name
- ATENEA (NCT07580846)
- Where
- 4 sites in Spain
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Margan Biotech
Achilles Tendinopathy
The Efficacy of Tendoactive, Eccentric Training, and the Combination of Both as a Treatment of Achilles Tendinopathy
The purpose of this study is to determine whether Tendoactive, eccentric training, or the combination or both could be effective in the treatment of Achilles tendinopathy.
- Trial name
- Tendoactive (NCT01691716)
- Testing
- Tendoactive, Eccentric training
- Where
- 6 sites in Spain
- Volunteers
- 100 people
- Sponsor
- Bioiberica