Iron Absorption From GDS Capsules II

N/ACompletedNCT01985386

Swiss Federal Institute of Technology8 enrolled

Overview

Slow release iron capsules containing ferrous sulfate 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

TRIPLE

Enrollment

Conditions

Iron Deficiency

Interventions

GDS capsule with mealDIETARY_SUPPLEMENT

GDS capsule with meal

Ferrous sulfate with mealDIETARY_SUPPLEMENT

Ferrous sulfate with 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 \< 30 µg/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, Switzerland

Outcomes

Primary Outcomes

Fractional iron absorption

Time frame: 2 weeks after test meal consumption

Secondary Outcomes

Serum isotope appearance

Time frame: 1, 2, 4 and 8 hours on days 1 and 8

Data from ClinicalTrials.gov

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