Clinical trials: Vitamin B 12 Deficiency
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
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
Supplementary Vitamin B12 Effects on Elevated Homocysteine Levels of Vegetarians - Clinical Trial
Vegetarians are known to be deficient in vitamin B12, due to a lack or absence of dietary animal produce, which can elevate homocysteine.
- Trial name
- NCT01661309
- Testing
- Inactive lozenge, Methylcobalamin
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of West London
Healthy, Thiamine and Niacin Deficiency States
Natural Versus Synthetic Vitamin B Complexes in Human
In a cross-over study the investigators evaluate the effects of natural (Panmol-B-Complex) (Pan [Greek] = all; moles [Latin] = molecules/particles - brand name) versus synthetic vitamin B complexes to identify the bioavailability…
- Conditions
- Healthy, Thiamine and Niacin Deficiency States, Pyridoxine Deficiency, Folic Acid Deficiency Anemia, Dietary
- Trial name
- NCT03444155
- Testing
- Natural Panmol-B-Complex, Synthetic Vitamin B-Complex
- Where
- Austria
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of Graz
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)
Cobalamin Deficiency
Effect of Toothpaste Fortified With Cyanocobalamin on Vitamin B12 Status
A 3 months randomized, placebo-controlled study on the effect of toothpaste fortified with vitamin B12 on vitamin B12 status markers and related metabolic markers.
- Trial name
- NCT02679833
- Testing
- Cyanocobalamin
- Where
- 2 sites in Germany
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Universität des Saarlandes
Anemia in Pregnancy, Preeclampsia
A Retrospective Analysis of Neevo®/Neevo®DHA Compared to a Standard Prenatal Vitamin in Anemia During Pregnancy
This study is a multi-site, retrospective chart review to determine the effect of Neevo® or Neevo®DHA (with higher folate and B12) versus standard prenatal vitamins on hemoglobin (Hgb) levels in pregnant women throughout the…
- Trial name
- NCT01062958
- Testing
- Neevo® (a medical food), Prenatal vitamins (≤1mg folic acid, 27 - 35mg iron, and ≤12mcg vitamin B12)
- Where
- 3 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Pamlab, Inc.
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Anemia, Folate Deficiency
Quadruple Fortified Salt Trial in India
Women of reproductive age are at an increased risk of anemia and micronutrient deficiencies. Evidence supports the role of periconceptional nutrition in the development of neural tube defects and other pregnancy complications.
- Conditions
- Anemia, Folate Deficiency, Vitamin B 12 Deficiency
- Trial name
- QFS (NCT03853304)
- Testing
- + Folic acid, + Vitamin B12, DFS
- Where
- India
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Cornell University
Anemia, Folate Deficiency
Periconceptional Surveillance in India
Women of reproductive age are a high-risk population for anaemia and micronutrient deficiencies. Evidence supports the role of periconceptional nutrition in the development of adverse pregnancy complications.
- Conditions
- Anemia, Folate Deficiency, Vitamin B12 Deficiency
- Trial name
- NCT04048330
- Where
- India
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Cornell University
Choline Deficiency, Vitamin B-12 Deficiency
Cracking the Egg Potential: Improving Young Child Nutrition in Ecuador
The proposed study will fill an important gap in the literature by examining, through a randomized controlled trial, the effect of egg consumption on biochemical markers of choline, vitamin B-12, lipids, and amino acids in young…
- Conditions
- Choline Deficiency, Vitamin B-12 Deficiency, Lipids Deficiency, Amino Acids Deficiency
- Trial name
- NCT02446873
- Testing
- Egg supplementation
- Where
- Ecuador
- Volunteers
- 171 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Cognitive Change, Nutrient Deficiency
Nutrition, Vision, and Cognition in Sport Study: Beef
The purpose of this study is to determine whether a 30 day beef intervention can improve peak cognitive performance in young, normally menstruating adult women.
- Conditions
- Cognitive Change, Nutrient Deficiency, Nutritional Anemia, Visual Spatial Processing
- Trial name
- IONSport:Beef (NCT04427852)
- Testing
- 30 day Daily consumption of 1 serving of beef, 30 day Daily consumption of 1 serving of the vegatable protein source
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Texas A&M University
Folate Deficiency, Vitamin B 12 Deficiency
Effectiveness of Fortification With Folic Acid and Vitamin B12 Among Teenage Girls
Folic acid and vitamin B12 play an interdependent role in key cellular processes, namely deoxyribonucleic acid synthesis, cell division, red blood cell formation, and nervous system myelination.
- Conditions
- Folate Deficiency, Vitamin B 12 Deficiency, Anemia, Megaloblastic, Cognitive Development
- Trial name
- NCT06100146
- Testing
- Folic acid and vitamin B12 fortified flour, Unfortified cereal flour
- Where
- 2 sites in Ethiopia
- Volunteers
- 472 people, healthy volunteers welcome
- Sponsor
- University Ghent
Vitamin B 12 Deficiency
Vitamin B12 Dose Escalation Trial in Pregnancy
Vitamin B12 is a cofactor for 2 enzymes that have essential functions in pregnancy, both for maternal health and for fetal development.
- Trial name
- MM4MN-B12 (NCT05426395)
- Testing
- Vitamin B12 2.6 µg, Vitamin B12 10 µg, Vitamin B12 50 µg
- Where
- Tanzania
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- George Washington University
COVID, Zinc Deficiency
Evaluation of the Relationship Between Zinc Vitamin D and b12 Levels in the Covid-19 Positive Pregnant Women
Zinc d vitamin and b12 serum levels in covid-19 positive pregnants will be compared in terms of patients' responses to computed tomography and treatment.
- Conditions
- COVID, Zinc Deficiency, Vitamin D Deficiency
- Trial name
- NCT04407572
- Testing
- Serum zinc, vitamin d vitamin b12 levels .
- Where
- Turkey (Türkiye)
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Kanuni Sultan Suleyman Training and Research Hospital
Nutritional Status, Nutrient Deficiency
Adults Nutrition as a Protective or Health-risk Factor
To obtain up-to-date data on nutrient intakes in adults, a national dietary survey - the EU Menu study will be conducted during 12 consecutive months in 2017/2018, providing data on the consumption of foods and enabling the…
- Conditions
- Nutritional Status, Nutrient Deficiency, Micronutrient Deficiency, Vitamin D Deficiency
- Trial name
- NUTRIHEALTH (NCT03284840)
- Testing
- Assessement of nutritional status, Thyroid size
- Where
- 3 sites in Slovenia
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Institute of Nutrition, Slovenia (Nutris)
Vitamin d Deficiency, Vitamin B 12 Deficiency
ETOL-Elderly Study of the Efficiency of the Innovative Food Supplement in Elderly Adults
The aim of this pilot study is to conduct a study on geriatric population in Slovenia (non-users of dietary supplements/medicines with vitamine D, vitamin B12 and protein) and assess deficiency of selected nutrients, and to…
- Conditions
- Vitamin d Deficiency, Vitamin B 12 Deficiency, Protein Deficiency
- Trial name
- ETOL-Elderly (NCT05661006)
- Testing
- Use of food supplement
- Where
- Slovenia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Institute of Nutrition, Slovenia (Nutris)
Vitamin B12 Deficiency, Type 2 Diabetes Mellitus
Metformin Use and Vitamin B12 Deficiency
The primary objective is to determine the incidence of Vitamin B12 deficiency in patients on metformin therapy for diabetes.
- Trial name
- NCT01136512
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Northwell Health
Vitamin B 12 Deficiency
The Impact of Vitamin B12 Deficiency on Infant Gut Microbiota
Vitamin B12 plays important roles in DNA synthesis and neurological functions. Vitamin B12 deficiency is one of the most common micronutrient deficiencies and it has become increasingly more frequent in infants.
- Trial name
- NCT03365583
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Marmara University
Organic Acidemia, Methylmalonic Acidemia
Clinical and Laboratory Study of Methylmalonic Acidemia
Methylmalonic acidemia (MMA), one of the most common inborn errors of organic acid metabolism, is heterogeneous in etiology and clinical manifestations.
- Conditions
- Organic Acidemia, Methylmalonic Acidemia, Inborn Errors of Metabolism
- Trial name
- NCT00078078
- Where
- 3 sites in United States
- Volunteers
- 2,275 people, healthy volunteers welcome
- Sponsor
- National Human Genome Research Institute (NHGRI)