Clinical trials: Vitamin B12 Deficiency
End Stage Renal Disease on Dialysis, Vitamin B 12 Deficiency
Vitamin B12 Status and Its Impact on Chronic Haemodialysis Patient
To evaluate vitamin B12 level in haemodialysis patients and its impact on hematological and neurological manifestations
- Trial name
- Haemodialysis (NCT06441721)
- Testing
- Vitamin b12 measure
- Volunteers
- 60 people
- Sponsor
- Assiut University
Muscle Strength, Vitamin B 12 Deficiency
Study of the Association of Muscle Strength, Balance and Other Factors With Vitamin Levels Among Elderly Diabetics
Vitamin B12 deficiency can cause severe problems with the blood, nerves, brain and psychological well-being. Ironically, our modern methods for the control of diabetes mellitus can actually contribute to vitamin B12 deficiency.
- Conditions
- Muscle Strength, Vitamin B 12 Deficiency, Folate Deficiency, Vitamin D Deficiency
- Trial name
- NCT03376490
- Where
- Singapore
- Volunteers
- 56 people
- Sponsor
- SingHealth Polyclinics
Vitamin B 12 Deficiency
Cobalamin Supplementation During Infancy; Effect on B-vitamin Status, Growth and Psychomotor Development
Adequate levels of vitamin B12 (cobalamin) is necessary for normal growth and development in infants. We have earlier investigated cobalamin status in healthy children and we observed metabolic evidence of impaired cobalamin…
- Trial name
- NCT00479479
- Testing
- Hydroxycobalamin (Vitamin B12 Depot, Nycomed Pharma)
- Where
- Norway
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- Haukeland University Hospital
Vitamin B 12 Deficiency
Cobalamin Supply and Metabolism in Healthy Children From Birth to the Age of 12 Months and in Their Mothers (Cbl_Neo)
Introduction: Infants with severe vitamin B12 (cobalamin, Cbl) deficiency can develop severe, sometimes irreparable neurological damage in the first months of life.
- Trial name
- Cbl_Neo (NCT05315843)
- Where
- 2 sites in Austria, Germany
- Volunteers
- 160 people
- Sponsor
- University Children's Hospital, Zurich
Vitamin B12 Deficiency, Renal Failure , Chronic
Oral Versus Intravenous Vitamin B12 Replacement in Hemodialysis Patients
The goal of this clinical trial is to learn whether intravenous (IV) vitamin B12 works better than oral vitamin B12 to correct vitamin B12 deficiency in adults on maintenance hemodialysis.
- Conditions
- Vitamin B12 Deficiency, Renal Failure , Chronic, Renal Dialysis
- Trial name
- B12-HD-RCT (NCT07781020)
- Testing
- Mecobalamin IV Injection, Mecobalamin Tablets
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Jinnah Hospital
Rare Disorders, Undiagnosed Disorders
Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford
The Coordination of Rare Diseases at Sanford (CoRDS) is an international patient registry that serves as a centralized resource for rare disease research.
- Conditions
- Rare Disorders, Undiagnosed Disorders, Disorders of Unknown Prevalence, Cornelia De Lange Syndrome
- Trial name
- CoRDS (NCT01793168)
- Where
- United States
- Volunteers
- 20,000 people
- Sponsor
- Sanford Health
Weight Gain, Anemia, Iron Deficiency
Egg Intervention During Pregnancy in Indonesia
The study consists of two arms: 1) intervention group using eggs as supplementary food given from 2nd trimester of pregnancy to birth, and 2) observational group of pregnant mothers.
- Conditions
- Weight Gain, Anemia, Iron Deficiency, Birth Weight, Birth Length
- Trial name
- PRECODE (NCT04694235)
- Testing
- Egg intervention
- Where
- Indonesia
- Volunteers
- 702 people, healthy volunteers welcome
- Sponsor
- SEAMEO Regional Centre for Food and Nutrition
Hyperhomocysteinemia, Hyperlipoproteinemias
Evaluating the Impact of B Vitamin Supplementation (Soloways™) on Homocysteine and LDL-C Levels in Patients With MTHFR, MTR, and MTRR Polymorphisms.
This randomized, double-blind, placebo-controlled trial will evaluate the impact of methylfolate, pyridoxal-5'-phosphate (P5P), and methylcobalamin supplementation on homocysteine and LDL-C levels in individuals with low to…
- Trial name
- VITAGEN-H (NCT06163443)
- Testing
- Vitamin B
- Where
- Russia
- Volunteers
- 54 people
- Sponsor
- S.LAB (SOLOWAYS)
Vitamin B 12 Deficiency
Early Infant Micronutrition and Development
Globally, vitamin B12 deficiency is one of the most common micronutrient deficiencies. Poor status is also seen in affluent countries such as in Norway.
- Trial name
- RART (NCT05005897)
- Testing
- Cyanocobalamin
- Where
- Norway
- Volunteers
- 600 people
- Sponsor
- Sykehuset Innlandet HF
Vitamin B 12 Deficiency
Cobalamin Deficiency - Diagnosis and Therapy
In a retrospective study with existing values of vitamin B12 and holotranscobalamin 4 strategies are simulated and the results and costs are compared. Generally, cobalamin ist substituted by intramuscular administration.
- Trial name
- NCT04243707
- Where
- Switzerland
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Macrocytic Anemia With Vitamin B12 Deficiency
Transdermal Iontophoresis of Vitamin B12 Under Three Different Skin Preparations
STUDY DESIGN: Phase I Clinical Trial The researchers set out to assess the effectiveness of transdermal iontophoretic administration of Vitamin B12 (V.B12) under three different skin preparatory conditions. SETTING: James J.
- Trial name
- NCT04027959
- Testing
- Vitamin B12
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- James J. Peters Veterans Affairs Medical Center
Nutritional Status, Nutrient Deficiency
Dietary Challenges in the Population of Nursing Homes' Residents
To obtain up-to-date data on nutritional status of older adults, a national dietary survey will be conducted in 2022/2023, providing data on the consumption of foods and enabling the assessment intakes of energy and specific…
- Conditions
- Nutritional Status, Nutrient Deficiency, Micronutrient Deficiency, Vitamin D Deficiency
- Trial name
- NUTRICARE (NCT05389618)
- Testing
- Diagnostic Tests
- Where
- Slovenia
- Volunteers
- 300 people
- Sponsor
- Institute of Nutrition, Slovenia (Nutris)
B12 Deficiency Vitamin, Energy Supply; Deficiency
An Exploratory Investigation of a B12 Vitamin to Increase Energy and Focus
This study aims to examine the effects of Sourse's Hype Bites at being able to increase vitamin B12 levels to promote positive health outcomes. Participants will consume Hype Bites daily.
- Conditions
- B12 Deficiency Vitamin, Energy Supply; Deficiency, Mood
- Trial name
- NCT05517005
- Testing
- Hype Bites Supplement
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Sourse
Neural Tube Defects, Folic Acid Deficiency
Using Iodized Salt to Improve Serum Folate, B12 and Iron Levels
Question: How effective is fortified iodized salt in increasing serum concentrations of folate, B12 and iron among non-pregnant and non-lactating women of reproductive age? Hypothesis: Micronutrient fortified iodized salt can…
- Conditions
- Neural Tube Defects, Folic Acid Deficiency, Spina Bifida, Anencephaly-Spina Bifida
- Trial name
- NCT06904612
- Testing
- Micronutrient fortified iodized salt
- Where
- 2 sites in United States, India
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hydrocephalus and Neuroscience Institute
Pregnancy
Néevo®/NéevoDHA® P.L.U.S. Program (Progress Through Learning, Understand & Support)
This is an observational study in which patients who have been prescribed Néevo®/NéevoDHA® are invited to participate in surveys about their pregnancy and experiences with Néevo®/NéevoDHA®.
- Trial name
- NCT01358552
- Testing
- Néevo®/ NéevoDHA®
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Pamlab, Inc.
Diabetes Mellitus Type 2
Study to Identify Adequate Biomarker to Detect Vitamin B12 Deficiency in Type 2 Diabetic Patients Treated With Metformin
In this study we compare the vitamin B12 status by measuring serum vitamin B12 and holotranscobalamin in type 2 diabetic patients with and without metformin treatment.
- Trial name
- NCT02111967
- Testing
- Questionnaire administration, Laboratory biomarker analysis
- Where
- Switzerland
- Volunteers
- 50 people
- Sponsor
- University Hospital, Basel, Switzerland
Vitamin B 12 Deficiency
A Comparison of Two Different Doses of Maternal B12 Supplementation in Improving Infant B12 Deficiency and Neurodevelopment
Supplementation with Iron and folate have been part of a worldwide strategy targeting anaemia and neural tube defects for many years. However, vitamin B12 deficiency has received much less attention.
- Trial name
- MATCOBIND (NCT04083560)
- Testing
- Vit B12
- Where
- 2 sites in India, Nepal
- Volunteers
- 708 people, healthy volunteers welcome
- Sponsor
- Sitaram Bhartia Institute of Science and Research
Nutritional Status, Nutrient Deficiency
Challenges in Achieving Adequate Dietary Status of Women
The aim of the study is to investigate the dietary habits of women of reproductive age (20-49 years). We aim to obtain epidemiological data on the intake and adequacy of key macronutrients and micronutrients, as well as to…
- Conditions
- Nutritional Status, Nutrient Deficiency, Micronutrient Deficiency, Vitamin D Deficiency
- Trial name
- NutriFem (NCT06745817)
- Testing
- Assessement of nutritional status, Dermis density and thickness, Skin elasticity
- Where
- 3 sites in Slovenia
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Institute of Nutrition, Slovenia (Nutris)
Vitamin B 12 Deficiency
Assessing the Efficacy of Different Carrier Systems in Oral Vitamin B12 Supplementation
Vitamin B12, a vital nutrient, plays a crucial role in red blood cell formation, neurological function, and DNA synthesis. Deficiency in B12 can lead to anemia, neurological symptoms such as tingling or numbness, and cognitive…
- Trial name
- NCT06376591
- Testing
- Vit B12
- Where
- Pakistan
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Liaquat University of Medical & Health Sciences
Vitamin B12 Deficiency
Holotranscobalamin Remains Unchanged During Pregnancy
Background and objective: Plasma cobalamins decrease during pregnancy but it is not fully elucidated how this is reflected in the total and cobalamin saturated transport proteins, transcobalamin (total TC, holoTC) and haptocorrin…
- Trial name
- NCT00467623
- Where
- Denmark
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Aarhus