Supplements (489) for Magnesium


Magnesium is an essential mineral that supports energy production, muscle and nerve function, blood glucose control, and bone health. It takes part in hundreds of biochemical reactions throughout the body.

Good for
Anti-AgingHighest effectA crucial mineral cofactor in over 300 enzymatic systems, including those for energy production, DNA repair, and muscle function. Deficiency is common and impacts sleep and metabolic health.Bone HealthHighest effectCrucial for converting Vitamin D into its active form and plays a direct role in stimulating bone-building cells (osteoblasts).Brain HealthHighest effectFundamental for synaptic plasticity, stress regulation, and deep, restorative sleep.Cardiovascular SupportHighest effectFundamental mineral for maintaining a steady heart rhythm, regulating blood pressure, and relaxing blood vessels.Cognitive SupportHighest effectEssential for brain plasticity, energy production, and regulating neurotransmitter activity.DetoxificationHighest effectSupports ATP production and glutathione synthesis, both involved in detoxification.EnergyHighest effectA vital cofactor in over 300 enzyme systems, including those that generate ATP, the body's main energy molecule. Deficiency is common and linked to both physical and mental fatigue.FitnessHighest effectA critical mineral involved in energy production, muscle contraction, and electrolyte balance, often depleted through sweat.General HealthHighest effectEssential for over 300 enzymatic reactions, including muscle function, sleep quality, and stress management.Heart HealthHighest effectThis essential mineral is a cornerstone for cardiovascular function, playing a direct role in regulating blood pressure, maintaining a steady heartbeat, and supporting blood vessel health.ImmunityHighest effectA foundational mineral essential for hundreds of enzymatic reactions, including those critical for immune cell function and activation.Mental FocusHighest effectEssential for brain plasticity, energy production, and regulating neurotransmitter activity. Deficiency is common and can impair focus and cognitive function.Metabolism BoostHighest effectEssential cofactor in over 300 enzymatic reactions, including those that produce cellular energy (ATP) and regulate blood sugar.Mood SupportHighest effectAn essential cofactor in neurotransmitter synthesis that also exerts a calming effect on the nervous system, helping to regulate the body's stress response.Productivity BoostHighest effectA fundamental mineral for brain function, involved in energy production, neurotransmitter regulation, and synaptic plasticity.Sleep SupportHighest effectAn essential nutrient with limited and inconsistent evidence for improving sleep through supplementation.Stress ReliefHighest effectFoundational mineral for nervous system regulation, acting as a brake on stress response pathways and promoting relaxation.Testosterone SupportHighest effectIncreases bioavailable free testosterone by reducing its binding to Sex Hormone-Binding Globulin (SHBG).Weight LossHighest effectA foundational mineral for energy metabolism, insulin sensitivity, and stress regulation, creating an optimal hormonal environment for fat loss.Digestive HealthHigh effectSupports healthy gut motility and muscle function, and can relieve constipation.Joint HealthModerate effectSupports bone density, reduces muscle tension around joints, and helps regulate inflammatory responses.Muscle GainModerate effectElevates its role from 'situational' to reflect its foundational importance in energy production and muscle function.Nail HealthModerate effectA crucial cofactor for protein synthesis, essential for building the keratin that forms nails.Anti-Inflammatory SupportSituational effectCorrects for common deficiencies that are linked to elevated levels of C-reactive protein (CRP), a primary marker of systemic inflammation.Weight GainSituational effectEssential for muscle function, energy production, and protein synthesis; correcting a deficiency is vital for recovery and growth.
Across 492 Magnesium products
Optimal dose400 mg – 600 mgRDA420 mg men · 320 mg womenUpper limit350 mgToxic above500 mg
Price$20.85median
Price per serving$0.45median
Price per 100 mg$0.10median
Dose per serving330 mgmedian
Top forms
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72
+8
ZMA Zinc & Magnesium, 90 Capsule(s) JYM Supplement Science
4.6
★ ★ ★ ★ ★
(3045 ratings)
Magnesium: 450 mg
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75
+4
NutraSleep, 100 Tablet(s) Source Naturals Sleep Science
4.4
★ ★ ★ ★ ★
(454 ratings)
Magnesium: 440 mg
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80
Calcium Magnesium 1:1 Ratio, 180 Capsule(s) Bluebonnet
4.9
★ ★ ★ ★ ★
(64 ratings)
Magnesium: 250 mg
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77
+2
Pro Edge, 50 Tablet(s) Bayer One A Day Men's
4.8
★ ★ ★ ★ ★
(91 ratings)
Magnesium: 200 mg
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79
Magnesium Glycinate Chelate, 120 Capsule(s) Designs for Health
4.8
★ ★ ★ ★ ★
(332 ratings)
Magnesium: 300 mg
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80
Magnesium Glycinate Chelate, 240 Capsule(s) Designs for Health
4.8
★ ★ ★ ★ ★
(271 ratings)
Magnesium: 300 mg
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68
Simag Marine Magnesium 200 mg, 60 Capsule(s) Swanson Ultra
4.8
★ ★ ★ ★ ★
(99 ratings)
Magnesium: 200 mg
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80
+13
Prenatal Gels + DHA, 180 Softgel(s) NOW
4.8
★ ★ ★ ★ ★
(4780 ratings)
Magnesium: 200 mg
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60
+6
Completia Diabetic Multi-Vitamin, 90 Tablet(s) Nature's Way
4.7
★ ★ ★ ★ ★
(2291 ratings)
Magnesium: 420 mg
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70
Mellow Mag Raspberry Lemonade Flavor, 19 Liquid(s) Swanson
4.6
★ ★ ★ ★ ★
(56 ratings)
Magnesium: 330 mg
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73
ConcenTrace Trace Mineral Drops, 2 Liquid(s) Trace Minerals Research
4.7
★ ★ ★ ★ ★
(34180 ratings)
Magnesium: 250 mg
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75
Calcium Magnesium Citrate Plus Vitamin D-3 Strawberry, 16 Fluid Ounce(s) LifeTIME
4.2
★ ★ ★ ★ ★
(798 ratings)
Magnesium: 300 mg
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79
Magnesium Plus Mixed Berry Flavor, 12 Ounce(s) Pure Essence Ionic-Fizz
4.6
★ ★ ★ ★ ★
(985 ratings)
Magnesium: 300 mg
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83
+10
Sleep Nighttime Powder, 6 Liquid(s) youtheory
4.2
★ ★ ★ ★ ★
(1945 ratings)
Magnesium: 200 mg
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77
Calcium & Magnesium Gels 400 mg:200 mg, 100 Softgel(s) Carlson
4.8
★ ★ ★ ★ ★
(287 ratings)
Magnesium: 200 mg
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70
High Absorption Magnesium Powder Sweet Peach, 12 Liquid(s) Doctor's Best
4.8
★ ★ ★ ★ ★
(1715 ratings)
Magnesium: 400 mg
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73
+13
Female Multiple, 120 Tablet(s) Solgar
4.5
★ ★ ★ ★ ★
(222 ratings)
Magnesium: 400 mg
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81
Magnesium Glycinate 400 mg, 60 Capsule(s) Bluebonnet
4.8
★ ★ ★ ★ ★
(452 ratings)
Magnesium: 400 mg
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75
+7
Bone Solid, 240 Capsule(s) Country Life
4.6
★ ★ ★ ★ ★
(807 ratings)
Magnesium: 500 mg
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60
+6
Completia Diabetic Multi-Vitamin, 60 Tablet(s) Nature's Way
4.7
★ ★ ★ ★ ★
(2288 ratings)
Magnesium: 420 mg
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