Clinical trials: Dietary Supplementation
Fracture
Optimal Vitamin D3 Supplementation Strategies for Acute Fracture Healing
The objective is to determine the effect of vitamin D3 supplementation on fracture healing at 3 months.
- Trial name
- Vita-Shock (NCT02786498)
- Testing
- Vitamin D3
- Where
- 2 sites in United States, Canada
- Volunteers
- 102 people
- Sponsor
- University of Maryland, Baltimore
Phenylketonuria
Fluorodeoxyglucose Positron Emission Tomography (FDG PET) Findings in Patients With Phenylketonuria Before and After KUVAN Therapy
The aim of this pilot study is to determine if there are any changes in brain glucose metabolism in the gray matter of patients with Phenylketonuria (PKU) and whether administration of Sapropterin (KUVAN) therapy can improve such…
- Trial name
- PKU (NCT00986973)
- Testing
- Sapropterin
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Children's Hospital of Philadelphia
Aging
Dietary Nitrate and Physiological Aging
The main purpose/s of this study is to examine the effects of 4 weeks of dietary nitrate supplementation on peripheral chemoreceptor sensitivity, spontaneous baroreflex sensitivity, and blood pressure responsiveness to a variety…
- Trial name
- NCT02593305
- Testing
- Super Beets
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Darren P Casey
Hereditary Sensory and Autonomic Neuropathy Type I
L-Serine Supplementation in Hereditary Sensory Neuropathy Type 1
In hereditary sensory and autonomic neuropathy type 1 (HSAN1) the investigators recently discovered the accumulation of two neurotoxic sphingolipids.
- Trial name
- NCT01733407
- Testing
- L-serine
- Where
- 2 sites in United States
- Volunteers
- 18 people
- Sponsor
- Massachusetts General Hospital
Functional Constipation
Dose-ranging Efficacy of Polydextrose Supplement on Colonic Transit Time and Symptoms in Adults With Functional Constipation
This study will investigate the effectiveness of Polydextrose, a dietary fiber, at decreasing Colonic Transit Time and the gastrointestinal symptoms of Functional Constipation.
- Trial name
- NCT02314936
- Testing
- Litesse powder containing 12 g polydextrose, Litesse powder containing 8 g polydextrose, Litesse powder containing 4 g polydextrose
- Where
- Canada
- Volunteers
- 192 people, healthy volunteers welcome
- Sponsor
- KGK Science Inc.
Schizophrenia
Effectiveness of Vitamin Supplementation in Treating People With Residual Symptoms of Schizophrenia
This study will evaluate the effectiveness of folate and B12 supplementation in reducing negative symptoms in people with schizophrenia.
- Trial name
- NCT00611806
- Testing
- Folic Acid, B12
- Where
- 3 sites in United States
- Volunteers
- 140 people
- Sponsor
- Massachusetts General Hospital
Relapsed or Refractory Lymphoproliferative Malignancies, Hodgkin's Lymphoma
Study of Pralatrexate & Gemcitabine With B12 & Folic Acid to Treat Relapsed/Refractory Lymphoproliferative Malignancies
This study is for patients with lymphoproliferative malignancies that have progressed after receiving a previous treatment (relapsed) or are no longer responding to treatment (refractory).
- Conditions
- Relapsed or Refractory Lymphoproliferative Malignancies, Hodgkin's Lymphoma, Peripheral T-cell Lymphoma, B-cell Lymphoma
- Trial name
- NCT00481871
- Testing
- Pralatrexate Injection, Gemcitabine Hydrochloride, Vitamin B12
- Where
- 15 sites in United States
- Volunteers
- 119 people
- Sponsor
- Acrotech Biopharma Inc.
Breast Cancer
Vitamin D Supplementation in Women With DCIS and/or LCIS
The purpose of this study is to determine the safety and usefulness of oral Vitamin D supplementation in subjects with in situ carcinoma.
- Trial name
- NCT02936999
- Testing
- Cholecalciferol
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Inova Health Care Services
Breast Cancer - Female
Melatonin Supplementation for Cancer-related Fatigue in Patients Receiving Radiotherapy
This is a double-blind, placebo-controlled trial wherein subjects with breast cancer will be randomized to receive either 20 mg oral melatonin or placebo the night before their first radiotherapy (RT), nightly throughout their…
- Trial name
- NCT02332928
- Testing
- Melatonin
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Virginia Commonwealth University
Depression
Role of Magnesium Supplementation in the Treatment of Depression
The objective of this project is to test the hypothesis that magnesium supplementation will decrease depressive symptoms in adults. This study takes place over 12 consecutive weeks.
- Trial name
- NCT02466087
- Testing
- Mg Cl
- Where
- United States
- Volunteers
- 126 people
- Sponsor
- University of Vermont
Infection, Pregnancy
Effects of Oral Probiotic Supplementation on Group B Strep (GBS) Rectovaginal Colonization in Pregnancy
The investigators wish to determine if oral probiotic supplementation during the second half of pregnancy decreases maternal GBS recto-vaginal colonization at 35-37 weeks' gestational age, thereby decreasing need for maternal…
- Trial name
- NCT01479478
- Testing
- Probiotic dietary supplement
- Where
- 3 sites in United States
- Volunteers
- 251 people, healthy volunteers welcome
- Sponsor
- Stanford University
Vitamin D Deficiency
Safety of Vitamin D Supplementation in Older Persons
This study will evaluate the safety over 6 months of two different doses of vitamin D (cholecalciferol) in men and women age 65 and older. It will also evaluate if supplementation with vitamin D improves physical performance.
- Trial name
- NCT00681590
- Testing
- cholecalciferol (vitamin D)
- Where
- United States
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- University of Miami
Raynaud Phenomenon
Beet the Cold: The Effect of Inorganic Nitrate Supplementation in Individuals With Raynaud's Phenomenon
Individuals with Raynaud's phenomenon often experience episodes of reduced blood flow to their fingers and toes during times of stress or cold exposure, causing significant discomfort and pain.
- Trial name
- NCT03129178
- Testing
- Concentrated beetroot juice
- Where
- United Kingdom
- Volunteers
- 27 people
- Sponsor
- University of Portsmouth
Postnatal Growth Disorder
Physiologic Approach to Sodium Supplementation in Premature Infants
Postnatal growth failure occurs in up to 50% of very low birth weight (VLBW, <1500 grams at birth) infants as assessed by discharge weight.
- Trial name
- Salt to Grow (NCT03889197)
- Testing
- Sodium supplementation guided by urine sodium concentration algorithm
- Where
- 3 sites in United States
- Volunteers
- 90 people
- Sponsor
- Indiana University
Graft vs Host Disease
Study of Pregnyl as Adjunct Therapy for High-Risk or Refractory Acute GVHD
The purpose of this study is to determine the maximum tolerated dose (MTD) of Pregnyl® when given in combination with standard immunosuppressive therapy in pediatric and adult patients with high-risk (Arm 1) or…
- Trial name
- NCT02525029
- Testing
- Pregnyl®
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- Masonic Cancer Center, University of Minnesota
Friedreich Ataxia 1
NAD+ and Exercise in FA
Randomized, placebo-controlled trial with a 2x2 factorial design testing the effects of an NAD+ precursor (NR) and exercise on Peak VO2 and Si in Friedreich's Ataxia (FA).
- Trial name
- ExRx in FA (NCT04192136)
- Testing
- Nicotinamide Riboside, Exercise Intervention
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- Children's Hospital of Philadelphia
Renal Dialysis, Vitamin D Deficiency
Vitamin D Supplementation in Kidney Disease
This is a double-blind placebo controlled pilot study to determine if vitamin D supplementation in hemodialysis (HD) patients will improve physical function and cognition.
- Trial name
- NCT01229878
- Testing
- Cholecalciferol (Vitamin D)
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- VA Office of Research and Development
Obesity, Weight Loss
Utilizing Protein During Weight Loss to Impact Physical Function and Bone
This study is an ancillary study to the Utilizing Protein During Weight Loss to Impact Physical Function (UPLIFT) trial (NCT03074643) to evaluate the effects of diet composition (i.e., amount of protein and carbohydrate) during a…
- Conditions
- Obesity, Weight Loss, Diet Modification, Aging
- Trial name
- UPLIFT-Bone (NCT03819478)
- Testing
- Weight loss intervention months 0-6, Exercise intervention months 0-6, NutraBio™ CarboMax Supplement
- Where
- United States
- Volunteers
- 187 people
- Sponsor
- Wake Forest University Health Sciences
Immunity to Oral Rotavirus Vaccine, Immunity to Oral Polio Vaccine
Zinc and/or Probiotic Supplementation of Rotavirus and Oral Polio Virus Vaccines
Background: Strategies are needed to improve oral rotavirus vaccine (RV), which provides suboptimal protection in developing countries.
- Conditions
- Immunity to Oral Rotavirus Vaccine, Immunity to Oral Polio Vaccine, Shedding of Oral Rotavirus Vaccine
- Trial name
- NCT01616693
- Testing
- Probiotic, Zinc, Rotavirus vaccine
- Where
- India
- Volunteers
- 620 people, healthy volunteers welcome
- Sponsor
- PATH
Cardiac Surgery Intensive Care Treatment, Delayed Recovery From Anaesthesia
Role of Levothyroxine Supplementation in Delayed Recovery Following Cardiac Surgery
Research indicates that hypothyroidism decreases heart contractility, reduces stroke volume and rate, affects the vascular endothelium, and increases the risk of atherosclerosis, systemic vascular resistance, hypertension…
- Conditions
- Cardiac Surgery Intensive Care Treatment, Delayed Recovery From Anaesthesia, Euthyroid Sick Syndrome, Cardiac Surgery Requiring Cardiopulmonary Bypass
- Trial name
- L-Thyroxine (NCT06660823)
- Testing
- L-thyroxine
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Ain Shams University