Status:

RECRUITING

Iron Absorption From Plant Heme Iron

Lead Sponsor:

ETH Zurich

Conditions:

Iron Deficiency (ID)

Iron Absorption

Eligibility:

FEMALE

18-45 years

Phase:

NA

Brief Summary

Heme, an iron protoporphyin IX complex, consists of a ferrous ion captured in a porphyrin ring acting as a tetradentate ligand. The unique features of heme iron -its unusually high absorption in foods...

Eligibility Criteria

Inclusion

  • Serum ferritin \< 45 µg/L (iron depleted)
  • Body weight \< 70 kg
  • Body mass index 18,5 - 24,9 kg/m2 (normal weight)

Exclusion

  • Hb \< 120 g/L (anemia)
  • CRP \> 5 µg/L (inflammation)
  • Strict vegan and vegetarians
  • Any metabolic, gastrointestinal kidney or chronic disease
  • Consumption of mineral and vitamin supplements since screening and over the study period until last blood sample collection
  • Blood transfusion over the past 6 months
  • blood donation over the past 6 months
  • Significant blood loss (accident, surgery) over the past 6 months
  • Women who are pregnant or breast feeding
  • Smoker (\> 1 cigarette per week)
  • Continuous/long-term use of medication (except for contraceptives)
  • Therapeutic iron infusion over the past 6 months,
  • Known hypersensitivity or allergy to iron supplements,
  • Intention to become pregnant during the course of the studies,
  • Known or suspected non-compliance, drug or alcohol abuse,
  • Inability to follow the procedures of the studies, e.g. due to language problems, psychological disorders, dementia, etc. of the participant,
  • Participation in another study with investigational drug within the 30 days preceding and during the present studies,
  • Enrolment of the investigator, his/her family members, employees and other dependent persons

Key Trial Info

Start Date :

September 22 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 18 2025

Estimated Enrollment :

45 Patients enrolled

Trial Details

Trial ID

NCT07143890

Start Date

September 22 2025

End Date

December 18 2025

Last Update

December 24 2025

Active Locations (1)

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1

ETH Zurich, Laboratoy of Clinical Biopharmacy

Zurich, Switzerland, 8092