Clinical trials: Absorption; Iron
Iron Deficiency
Iron Absorption From Tef-injera in Women of Reproductive Age
Anemia is one of the most common health problems all over the world with around half of preschool-aged children (<5 years) and one third of women affected.
- Trial name
- NCT01687062
- Testing
- FeSO4, reduction of phytate, NaFeEDTA
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency
Absorption, Stable Isotope Appearance and Non-transferrin-bound Iron (NTBI) Profile From NaFeEDTA and Ferrous Sulphate
Several iron compounds are used for fortification, including ferrous sulphate and NaFeEDTA. The absorption profile of these may differ because of differences in their dissolution in the gastrointestinal tract and in their…
- Trial name
- SIA (NCT01053442)
- Testing
- Porridge fortified with either NaFeEDTA, FeSO4
- Where
- Switzerland
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency, Anemia
Iron Absorption From Rice Fortified With Ferric Pyrophosphate
Ferric pyrophosphate (FePP) is a water-insoluble, food grade iron compound used to fortify rice, infant cereals and chocolate-drink powders as it causes no organoleptic changes to the food vehicle.
- Conditions
- Iron Deficiency, Anemia, Iron Deficiency Anemia
- Trial name
- NCT02176759
- Testing
- Administration of rice fortified with regular FePP, Administration of rice fortified with regular FePP with citrate added during extrusion, Administration of rice fortified with regular FePP and citrate added at consumption
- Where
- Switzerland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency
Effect of Vitamin C on Iron Absorption
Iron deficiency is a common health problem worldwide. Ferrous fumarate (a form of iron) is often added to foods in an effort to prevent iron deficiency.
- Trial name
- NCT00570895
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Pregnancy
Encapsulated Calcium Absorption in Pregnancy
This study will enroll at least 60 pregnant women in a randomized cross-over study in Dhaka, Bangladesh. Each participant will be randomized to one of 3 calcium doses: 500 mg, 1000 mg, 1500 mg elemental Ca per day.
- Trial name
- ENCAP (NCT01678079)
- Testing
- Encapsulated Calcium, Non-capsulated Calcium
- Where
- 4 sites in United States, Bangladesh and 1 more
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Iron Deficiencies
Iron Absorption From Naturally Dephytinized Legumes
Consumption of less meat and more plant-based protein can greatly reduce the negative impact of food production on the environment. Studies show that vegan diets can decrease greenhouse gas emissions, land use, and water.
- Trial name
- LINDA (NCT06032832)
- Testing
- soy protein concentrate-meat analog, soy protein concentrate-meat analog_dephytinization, pork meat
- Where
- Switzerland
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Diego Moretti
Iron Deficiency
Evaluation of the Effects of an Exogenous Phytase on Iron Absorption From LNS Added to Complementary Foods
Previous studies on iron absorption have focused on the effects on the addition of iron absorption enhancers like ascorbic acid and EDTA to a meal and more recently the enzymatic phytic acid removal through phytase.
- Trial name
- NCT01991626
- Testing
- micronutrient powder, micronutrient powder (containing FeSO4), phytase, Iron pyrophosphate (FePP)
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency, Biofortification
Iron Absorption From Regular, Biofortified and Post-harvest Fortified Pearl Millet
Iron deficiency (ID) with or without anemia is still a main public health problem in sub-Saharan Africa and Southern Asia, especially in vulnerable population groups such as children below 5 years of age and women of reproductive…
- Trial name
- NCT01634932
- Testing
- Regular iron, Iron biofortified millet, Post-harvest iron-fortifed millet
- Where
- Benin
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Healthy
Study of the Iron Absorption From Capsules Containing Lactobacilli and Iron
The purpose of this study is to study the effect of a probiotic product on iron absorption in healthy females of child-bearing age.
- Trial name
- NCT02131870
- Where
- Sweden
- Volunteers
- healthy volunteers welcome
- Sponsor
- Probi AB
Anemia, Iron Deficiency (Without Anemia)
The Immediate and Long-term Effects of a Novel Marine-based Iron Supplement in Adult Females
The goal of this study is to identify how well a fish-based iron supplement is absorbed and to learn how many, if any, digestive related side effects are caused by ingesting the supplement.
- Conditions
- Anemia, Iron Deficiency (Without Anemia), Iron Absorption
- Trial name
- NCT07199244
- Testing
- marine-based heme iron
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Nutraceuticals Research Institute
Iron-deficiency
Measuring Dietary Iron Absorption From Edible Insects and Assessing the Effect of Chitin Content on Iron Bioavailability (Study 2)
Due to the growing world population, there is a need to develop viable ecological and nutritional alternatives to animal food products.
- Trial name
- Sustironable2 (NCT05328141)
- Testing
- Bread and butter, X.gideon, X.gideon with ascorbic acid
- Where
- Switzerland
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency
Iron Absorption From GDS Capsules
Slow release iron capsules have been designed based on the gastric delivery system. Iron absorption from those capsules administered with and without meals will be measured using stable iron isotopes.
- Trial name
- NCT01874496
- Testing
- GDS, no meal, GDS, meal, control, no meal
- Where
- Switzerland
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency
Iron Interventions and Non-transferrin-bound Iron (NTBI) in Women
The overall goal of this research is to develop safe and effective iron interventions that can be administered without production of plasma non-transferrin-bound iron (NTBI: iron in the systemic circulation not bound to the…
- Trial name
- NTBIwomen (NCT01404533)
- Testing
- Ferrous sulfate
- Where
- Switzerland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron-deficiency
Cross-over Study to Evaluate the Rate and the Extent of Iron Absorption of an ODF Iron Supplement vs an Iron Supplement in Capsules
Open, monocentric, comparative, cross-over study to evaluate the rate and the extent of iron absorption after a single oral dose of (A) IBSA Iron orodispersible film vs (B) SiderAL® FORTE capsules in healthy women aged 18 to 55…
- Trial name
- NCT05660200
- Testing
- IBSA Iron ODF, SiderAL® FORTE
- Where
- Italy
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- IBSA Farmaceutici Italia Srl
Iron Absorption, Gut Bacteria
Effect of Inulin on Iron Absorption in Humans
Prebiotics are non-digestible food ingredients that beneficially affect the host by selectively stimulating the growth or activity of species in the colon that can improve host health.
- Trial name
- NCT01483092
- Testing
- inulin, maltodextrin
- Where
- Switzerland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Absorption
Iron Long-Term Labelling Study Switzerland
Conventional indirect indicators of iron status, using serum and red blood cell biomarkers, are confounded by inflammation from common infections and are therefore of limited use in populations carrying a high burden of infection…
- Trial name
- NCT02979132
- Testing
- Eisensulfat LOMAPHARM 50 mg, Ferinject(R), iron fortified biscuits
- Where
- Switzerland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Prof. Michael B. Zimmermann
Iron Deficiency Anemia
A Test of Iron Malabsorption in Patients With Iron Deficiency Anemia
The objective of the study is to develop a simple, noninvasive test for evaluation of iron absorption as a tool to determine the cause of iron deficiency anemia.
- Trial name
- NCT00399191
- Testing
- stable isotope of iron, dysprosium
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Iron Absorption in Presence of Polyphenols
Polyphenols in Sorghum and Iron Absorption
Iron deficiency and iron deficiency anemia are two major public health problems in developing countries. In these countries, the use of monotonous plant-based diets, low in animal source food but high in iron absorption…
- Trial name
- NCT01162616
- Testing
- labeled iron solutions
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Iron Deficiency, Anemia
The Optimization of Bioavailability From Iron Supplements: Study 1
Iron deficiency (ID) with or without anaemia (IDA) is a major public health problem worldwide, especially in women of reproductive age and young children.
- Conditions
- Iron Deficiency, Anemia, Iron Deficiency Anemia
- Trial name
- NCT02175888
- Testing
- Daily administration of 60 mg iron in form of ferrous sulphate capsules for 14 consecutive days, Administrations of 60 mg iron in form of ferrous sulphate capsules on every second day for 28 days
- Where
- Switzerland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Sleep, Inadequate, Energy Deficit
The Effects of Repeated Operational Stress and Limited Recovery on Resilience Capacity
This longitudinal study will examine the effects of repeated bouts of operational stress and limited recovery on integrated MPS, whole-body protein balance, iron absorption, and aerobic performance.
- Conditions
- Sleep, Inadequate, Energy Deficit, Iron Absorption, High Physical Activity
- Trial name
- REP DEF (NCT06784544)
- Testing
- Operational Stressors
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine