Iron Absorption From GDS Capsules

Swiss Federal Institute of Technology4 enrolled

Overview

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.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

BASIC_SCIENCE

Masking

SINGLE

Enrollment

Conditions

Iron Deficiency

Interventions

GDS, no mealDIETARY_SUPPLEMENT

GDS, no meal

GDS, mealDIETARY_SUPPLEMENT

GDS, meal

control, no mealDIETARY_SUPPLEMENT

control, no meal

control, meal

Eligibility

Sex: FEMALEMin age: 18 YearsMax age: 50 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * female, * age 18-50 years, * max. body weight 65 kg, * serum ferritin \< 35µg/l Exclusion Criteria: * pregnancy, * lactation, * regular intake of medication, * blood donation or significant blood losses over the past 4 months

Locations (1)

Human Nutrition Laboratory, ETH Zurich

Zurich, Canton of Zurich, Switzerland

Outcomes

Primary Outcomes

fractional iron absorption

Time frame: 2, 4, 6, and 8 weeks

Secondary Outcomes

serum isotope appearance

Time frame: day 1, 15, 29 and 33

Data from ClinicalTrials.gov

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