Clinical trials: Vitamin B12 Absorption
Vitamin B-12 Deficiency, Achlorhydria
Cobalamin Absorption From Fortified Food
To determine B12 bioavailability from 14C-B12 fortified bread in healthy subjects and in subjects with proton pump inhibitor induced achlorhydria.
- Trial name
- FL-72 (NCT01399164)
- Testing
- 14C-B12 fortified bread
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- USDA, Western Human Nutrition Research Center
Vitamin B12 Absorption
Bioavailability of Vitamin B12 in Bread Using Fermented Faba Bean as B12 Source in Healthy Volunteers (BeanBread)
Vitamin B12 is naturally present in animal products, but it could be added to plant-based products through fermentation using the Propionibacterium freudenreichii bacterium.
- Trial name
- NCT06096298
- Testing
- Vitamin B12 bread, Control bread
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of Helsinki
Healthy Volunteers
Vitamin B12 Absorption Study
This randomized, double-blind, crossover trial (Phase IV) aims to compare the absorption of a novel permeability-enhanced oral vitamin B12 formulation (Ampli-B) versus standard oral vitamin B12 in 12 healthy adults aged 50 years…
- Trial name
- NCT07665671
- Testing
- Ampli-B, Vitamin B12
- Where
- Australia
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- RDC Clinical Pty Ltd
Pregnancy
The Absorption of Vitamin B12 Among Healthy Pregnant Women
During pregnancy the woman uses more vitamin B12, but we do not know, whether it is through increased absorption or it eats into the womans vitamin B12 deposit .
- Trial name
- NCT00730093
- Testing
- B12 vitamin (Cyanocobalamin)
- Where
- Denmark
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Vitamin B12 Deficiency
How Many Patients Are in Need of Vitamin B12 Injections?
The clinical consequences of vitamin B12 deficiency include megaloblastic anemia and neurological disorders. Therefore, a proper and timely diagnosis and treatment is important.
- Trial name
- NCT00326833
- Testing
- vitamin B12
- Where
- Denmark
- Volunteers
- 50 people
- Sponsor
- University of Aarhus
Vitamin B12 Absorption
Plasma Holotranscobalamin as Compared to Plasma Cobalamins for Assessment of Vitamin B12 Absorption
In the present study the design of the vitamin B12 absorption test, CobaSorb, is further optimised. We investigate which test - measurement of holotranscobalamin or cobalamins - could be used for reflection of vitamin B12…
- Trial name
- NCT00306358
- Testing
- Vitamin B12 (Cyanocobalamin)
- Where
- Denmark
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Disorder of Vitamin B12
Evaluation of Holotranscobalamin as an Indicator of Vitamin B12 Absorption
Vitamin B12 is an essential nutrient that the body needs for cells to divide and function normally. Individuals may develop a deficiency of vitamin B12 by either limiting the amount in the diet or by decreased vitamin B12 intake…
- Trial name
- NCT00235573
- Testing
- Vitamin B12
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Florida
Healthy
TRIM: Danish Form and Dose Study on Vitamin B12
The study investigates the absorption of different doses of hydroxocobalamin and cyanocobalamin in a vitamin B12-replete Danish population.
- Trial name
- NCT02832726
- Testing
- Vitamin B12
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Vitamin B12 Deficiency
Can Recombinant Human Intrinsic Factor Be Used for Evaluation of the Vitamin B12 Absorption?
Vitamin B12 is an essential nutrient for normal DNA-synthesis and must be supplied by animal products. Vitamin B12 deficiency may cause anemia and irreverible neurological damage.
- Trial name
- NCT00279552
- Testing
- Recombinant human intrinsic factor
- Where
- Denmark
- Volunteers
- 37 people
- Sponsor
- University of Aarhus
Healthy
Oral Cyanocobalamin (Eligen B12) Bioavailability Study
The purpose of this study is to assess and compare the pharmacokinetics (PK) of cyanocobalamin after the oral administration of Eligen® B12 (cyanocobalamin/SNAC), oral cyanocobalamin alone (commercially-available formulation) and…
- Trial name
- NCT01311739
- Testing
- Cyanocobalamin
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Emisphere Technologies, Inc.