Research
Magnesium Research
Plain-language summaries of the published magnesium research. Every summary links to its primary sources, and we never present popularity as evidence.
Magnesium and Anxiety
Two systematic reviews suggest magnesium supplementation may modestly ease subjective anxiety in vulnerable groups, but the evidence is low quality and far from settled.
Published June 22, 2026Read the research →Magnesium and Blood Pressure
Meta-analytic evidence on whether oral magnesium supplementation modestly lowers blood pressure in adults, including the doses studied and the limitations of the data.
Published June 22, 2026Read the research →Magnesium and Blood Sugar
What meta-analyses of human studies report about magnesium intake and supplementation in relation to blood sugar, fasting plasma glucose, and type 2 diabetes risk.
Published June 22, 2026Read the research →Magnesium and Constipation
An evidence-first look at magnesium oxide as an osmotic laxative for constipation, summarizing one randomized controlled trial and a narrative review.
Published June 22, 2026Read the research →Magnesium and Migraine
A research overview of what randomized controlled trial meta-analyses report about oral magnesium for migraine prophylaxis and intravenous magnesium for acute attacks, including where the evidence is mixed.
Published June 22, 2026Read the research →Magnesium and Muscle Cramps
An evidence-first look at whether oral magnesium supplements help with skeletal muscle cramps and nocturnal leg cramps, drawing on Cochrane and other meta-analyses that found little or no clinically meaningful benefit.
Published June 22, 2026Read the research →Magnesium and Sleep
An evidence-first look at whether oral magnesium supplementation helps sleep, drawing on a meta-analysis and a systematic review focused mainly on older adults and people with insomnia.
Published June 22, 2026Read the research →Signs of Magnesium Deficiency
What magnesium deficiency (hypomagnesemia) is, why a routine blood test may miss it, and which dietary patterns are commonly linked to low magnesium status, based on two narrative reviews.
Published June 22, 2026Read the research →Magnesium Glycinate vs Citrate
An evidence-based look at how magnesium forms differ in absorption, comparing what human research shows about magnesium citrate versus magnesium oxide and where glycinate fits in.
Published June 22, 2026Read the research →Magnesium: Essential Mineral and Enzyme Cofactor
Magnesium is an essential dietary mineral that acts as a cofactor in more than 300 enzyme systems in the body.
Published June 19, 2026Read the research →