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Bioavailability of magnesium from a sustained release supplement compared to a conventional supplement

Bioavailability of magnesium from a sustained release supplement compared to a conventional supplement

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00013776
Enrollment
20
Registered
2018-01-23
Start date
2018-01-24
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

magnesium deficiency healthy volunteers

Interventions

Group 1: Each subject has 4 examination days at intervals of one week. The total study duration is therefore 4 weeks. Each subject receives each of the two test products 2 times (duplicate) in a rando

Sponsors

Institut für Lebensmittelwissenschaft und Humanernährung
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: BMI between 18.5-29.9 kg / m², Ability and willingness of study participants to follow the doctor's instructions, written consent of the subjects after detailed oral and written information on the study contents, requirements and risks

Exclusion criteria

Exclusion criteria: Allergy/intolerance to components of the administered test products, Use of nutritional supplements and / or medicines with magnesium, severe chronic diseases (diabetes type I, renal insufficiency, liver diseases, manifest cardiovascular diseases, cancer), diagnosed blood coagulation disorders and anticoagulant medication, e.g. Marcumar (except ASS), chronic diseases of the gastrointestinal tract (ulcerative colitis, Crohn's disease, pancreatic insufficiency), regular intake of laxatives, Pregnancy or lactation, Alcohol, drug and / or drug dependence, subjects who are incapable of giving consent, Refusal or withdrawal of consent by the subject, simultaneous participation in another clinical trial or participation within the past 30 days, planned surgery in the next 3 months

Design outcomes

Primary

MeasureTime frame
Magnesium excretion with the urine at the time point/period 0, 0-2, 2-4, 4-6, 6-8, 8-12, 12-24 hrs. after ingestion of the test product.

Secondary

MeasureTime frame
Magnesium concentration in serum at time 0 (fasting), 1, 2, 3, 4, 6 and 8 hours after ingestion of the test product.

Countries

Germany

Contacts

Public ContactTheresa Greupner

Institut für Lebensmittelwissenschaft und Humanernährung

greupner@nutrition.uni-hannover.de051176214556

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026