the increment in urinary magnesium following magnesium citrate load ( 25 mmol ) was significantly higher than that obtained from magnesium oxide load ( during 4 hours post-load , 0.22 vs 0.006 mg/mg creatinine , p less than 0.05 ; during second 2 hours post-load , 0.035 vs 0.008 mg/mg creatinine , p less than 0.05 ) .
C0024467
magnesium
C0126774
magnesium citrate