Effect of Magnesium Supplementation on Sleep Quality and Cognitive Function in Saudi Adults

The goal of this clinical trial was to evaluate whether magnesium citrate supplementation improved sleep quality and cognitive function in healthy Saudi adults. It also assessed the effects of magnesium on selected blood markers. The main questions it aimed to answer were: Did magnesium supplementation improve sleep quality? Did magnesium supplementation improve cognitive function? Researchers compared participants who received magnesium citrate to a control group that did not receive any intervention to evaluate its effects. Participants: Took magnesium citrate (400 mg daily) for 90 days (two capsules: one in the afternoon and one 1-2 hours before bedtime) Visited Umm Al-Qura University twice (before and after the intervention) for: Sleep quality assessment Cognitive function assessment Blood sample collection to measure serum magnesium and HbA1c The control group did not receive any supplementation during the study period.

NCT Number	NCT07515417
Lead Sponsor	Umm Al-Qura University
Conditions	Healthy, Health Adult Subjects, Healthy Participants, Healthy Adult Participants, Healthy Young Adults, Healthy (Controls), Healthy Women, Healthy Adult Male +6 more
Enrollment	41 participants
Start Date	2024-10-01
Primary Completion	2026-01-25 (estimated)
Study Completion	2026-04-30 (estimated)
Updated on ClinicalTrials.gov	2026-04-07