Magnesium Tablets 300 mg

Magnesium Tablets 300 mg

Trace Minerals Research4.8 (456 ratings)
Format:Tablet Quantity: 60 Tablet(s) · 30 servings
Goals
$17.99 $0.59 per serving

Product analysis

60 out of 100

Magnesium Tablets 300 mg can help fill low magnesium intake and support normal energy and bone metabolism. The undisclosed blend contents and magnesium proportions make the complete formula harder to assess.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality65

The named magnesium forms provide reasonable quality support, but their proportions are unknown. Chloride quality is less clear, and the separate blend cannot be fully assessed.

Ingredient Transparency62

Amounts are listed, but the magnesium mixture lacks proportions and the separate blend lacks identified components. Several forms are also omitted, limiting a complete comparison.

Value For Money54

The magnesium portion offers moderate value, while chloride compares more favourably at the serving price. Missing carbohydrate value information limits a judgement of the full formula.

Customer Satisfaction79

Customer ratings are strongly positive, with a moderate number of responses. They describe satisfaction and do not establish effectiveness or safety.

Product Focus37

The clearest role is filling a magnesium gap that may affect normal mineral and energy functions. The undisclosed blend and wide range of proposed uses make the full formula harder to assess.

Format
Tablet
Container
60 Tablet(s)
Per serving
$0.59
Customer rating
4.8 · 456 ratings
Report analysis

Goals

Impact
Highest effect
A Ingredient FitB+ PathwaysA- EvidenceA+ Formulation Logic
Magnesium · 300 mg

Magnesium provides nutritional support when dietary intake is low, with contributions across energy-related processes and mineral metabolism. The 300 mg serving reaches the saved full amount comparison. Its mixture of chloride, citrate, glycinate and taurinate forms does not establish superior absorption or stronger health effects. Nutritional availability does not prove improved energy or additional benefits when intake is adequate.

How this product is rated for Everyday Health

Ingredient fit92

Magnesium supplies the counted contribution with full amount coverage.
Goal fit
Magnesium gives the formula a focused nutritional purpose, alongside links to other goals.
Dose adequacy
The serving reaches full amount coverage without establishing a treatment dose or added benefit above adequate intake.

Pathways80

Magnesium covers energy-related processes and mineral metabolism.
Depth
Energy-related nutrient processes reach full coverage.
Breadth
Energy-related processes and mineral metabolism both meet the coverage threshold.

Evidence86

Magnesium supplies the evidence contribution for conditional nutritional usefulness.
Evidence strength
Magnesium leads the evidence finding without establishing extra outcomes above adequate nutrition.
Studied preparation
The magnesium declaration receives full preparation recognition; mixed salts receive no assumed advantage.

Formulation logic100

Magnesium satisfies partner requirements and no configured conflict was found.
Partner coverage
Magnesium lacks no required partner.
Conflicts
No configured ingredient conflict was matched.
Effective doses
Magnesium passes the minimum amount threshold.
Study evidence
Magnesium Supportive 114 studies
Energy
Impact
Moderate effect
B- Ingredient FitF PathwaysA- EvidenceA+ Formulation Logic
Magnesium · 300 mg

Magnesium at 300 mg supports normal energy metabolism and contributes to nutritional adequacy. Its relevance to fatigue is strongest when intake is inadequate; the supplied evidence does not establish a dependable boost in someone already getting enough.

How this product is rated for Energy

Ingredient fit71

Relevant energy-related ingredients are present alongside ingredients serving other needs. The assessed amounts generally align with the supplied dose comparisons.
Goal fit
Relevant energy-related ingredients are present alongside ingredients serving other needs.
Dose adequacy
The assessed amounts generally align with the supplied dose comparisons.

Pathways0

The saved findings show nutritional support without meaningful coverage of the listed energy mechanisms. The saved findings show limited reach across the different aspects of energy support.
Depth
The saved findings show nutritional support without meaningful coverage of the listed energy mechanisms.
Breadth
The saved findings show limited reach across the different aspects of energy support.

Evidence88

Magnesium provides the strongest relevant evidence at the assessed amount, with benefits dependent on nutritional status or clinical context. The qualifying ingredients match preparations represented in the supplied evidence.
Evidence strength
Magnesium provides the strongest relevant evidence at the assessed amount, with benefits dependent on nutritional status or clinical context.
Studied preparation
The qualifying ingredients match preparations represented in the supplied evidence.

Formulation logic100

The assessed ingredients can contribute on their own or have their required partner present. No ingredient conflicts were identified in the saved assessment. All assessed ingredients met the saved minimum amount criterion.
Partner coverage
The assessed ingredients can contribute on their own or have their required partner present.
Conflicts
No ingredient conflicts were identified in the saved assessment.
Effective doses
All assessed ingredients met the saved minimum amount criterion.
Study evidence
Magnesium Supportive 4 studies
Impact
High effect
B- Ingredient FitD+ PathwaysA- EvidenceA+ Formulation Logic
Magnesium · 300 mg

Magnesium has a limited connection to blood-pressure support, with small and inconsistent effects in the supplied evidence. The magnesium form does not establish superior cardiovascular effects, and one serving does not establish repeated use.

How this product is rated for Heart Health

Ingredient fit71

Magnesium supplies a relevant declared amount for limited blood-pressure support.
Goal fit
Relevant ingredients sit within a broader formula that also serves other purposes.
Dose adequacy
The declared amounts give partial exposure coverage, with some contributing less than others compared with the supplied reference amounts.

Pathways51

The main represented route is electrolyte and vascular-tone balance, with limited breadth beyond it.
Depth
The strongest represented route is electrolyte and vascular-tone balance; its biological connection does not itself establish fewer cardiovascular events.
Breadth
Electrolyte and vascular-tone balance is substantially represented; other routes have limited or absent coverage.

Evidence89

The evidence concerns specific vascular markers and selected populations, with limited inference about routine prevention.
Evidence strength
Magnesium supplies the leading evidence contribution, restricted to its relevant population and measured outcome.
Studied preparation
The contributing preparations are accepted as studied in the supplied findings, without establishing that this product reproduces a complete trial regimen.

Formulation logic100

The contributing ingredients have no missing required partners or configured conflicts.
Partner coverage
The contributing ingredients do not have missing required partners in the supplied findings.
Conflicts
No configured ingredient conflict was identified in the supplied facts.
Effective doses
All contributing ingredients meet the saved minimum amount criterion; this does not make that criterion a proven clinical dose.
Study evidence
Magnesium Supportive 158 studies
Impact
High effect
B- Ingredient FitD PathwaysB EvidenceA+ Formulation Logic
Magnesium · 300 mg

Magnesium may provide limited support for blood-vessel function, particularly when magnesium status is low or blood pressure is elevated. Findings for arterial stiffness and blood pressure are inconsistent, including studies with no overall benefit. The 300 mg per serving provides a partial amount-based contribution. Its chloride, citrate, glycinate and taurinate forms do not establish superior cardiovascular efficacy or prevention of cardiovascular events.

How this product is rated for Cardiovascular Support

Ingredient fit71

Magnesium supplies the relevant contribution, with chloride broadening the formula beyond the counted active.
Goal fit
Other actives make the formula broader than the ingredients counted toward this goal.
Dose adequacy
The magnesium amount provides a substantial but partial contribution against its supplied comparison reference.

Pathways48

The saved findings concentrate on blood-vessel tone and sodium balance, with no broader pathway coverage established.
Depth
The strongest represented aspect is blood-vessel tone and sodium balance.
Breadth
Only blood-vessel tone and sodium balance reaches the saved coverage threshold.

Evidence79

Magnesium supplies the strongest relevant contribution; the supplied findings remain specific to populations and outcomes.
Evidence strength
Magnesium supplies the strongest relevant evidence at the declared amount.
Studied preparation
The counted ingredients were treated as studied preparations, without establishing identical outcomes across forms.

Formulation logic100

The counted ingredients meet the saved amount threshold, with no missing required partner or configured conflict.
Partner coverage
The counted ingredients can contribute independently or have their required partner.
Conflicts
No configured ingredient conflict was identified.
Effective doses
The ingredients counted toward the goal meet the saved amount threshold.
Study evidence
Magnesium Supportive 123 studies
Impact
High effect
B- Ingredient FitD- PathwaysB EvidenceA+ Formulation Logic
Magnesium · 300 mg

Magnesium may support calming when magnesium status is low or in selected clinical settings; broad lasting everyday stress relief remains uncertain.

How this product is rated for Stress Relief

Ingredient fit71

Relevant ingredients sit within a broader formula, so only part of the product is specifically connected to stress relief. The included amounts largely meet the saved references, with some providing only partial exposure compared with those references.
Goal fit
Relevant ingredients sit within a broader formula, so only part of the product is specifically connected to stress relief.
Dose adequacy
The included amounts largely meet the saved references, with some providing only partial exposure compared with those references.

Pathways45

The main recorded connection is neural calming. Coverage is concentrated in a limited set of stress-related processes, leaving other aspects without substantial support.
Depth
The strongest recorded connection concerns neural calming, with partial coverage from the included ingredients.
Breadth
Coverage is concentrated in a limited set of stress-related processes, leaving other aspects without substantial support.

Evidence76

Magnesium provides the strongest recorded evidence. The qualifying preparations match the supplied evidence.
Evidence strength
Magnesium provides the strongest recorded ingredient evidence at a qualifying amount; its population and outcome limitations still apply.
Studied preparation
The qualifying preparations match those recognized in the supplied evidence; this does not show that the finished product was tested.

Formulation logic100

The ingredients work independently or have the required partner in the supplied findings. No listed formulation conflict was matched in the supplied findings. This is limited to the specified checks.
Partner coverage
The ingredients work independently or have the required partner in the supplied findings.
Conflicts
No listed formulation conflict was matched in the supplied findings. This is limited to the specified checks.
Effective doses
All ingredients included in this finding meet its minimum amount threshold; the threshold is not proof of clinical effectiveness.
Study evidence
Magnesium Supportive 13 studies
Impact
High effect
B Ingredient FitB- PathwaysB- EvidenceA+ Formulation Logic
Magnesium · 300 mg

Magnesium contributes to mineral intake, but the supplied hormone findings come from limited exercise-related conditions and do not establish a routine testosterone increase.

How this product is rated for Testosterone Support

Ingredient fit78

Magnesium account for the goal-related contribution. The declared amounts determine how much each contributes to the saved findings.
Goal fit
Magnesium is the ingredients counted toward this goal, within a formula also serving broader nutritional purposes.
Dose adequacy
Magnesium has an amount that fully meet the saved amount references; these references do not establish a proven testosterone dose.

Pathways70

The recorded pathway contribution is concentrated in free-testosterone availability, with no broad coverage across hormone mechanisms.
Depth
The saved findings concentrate on free-testosterone availability, but the supplied scientific context does not establish a dependable increase in free testosterone.
Breadth
Only free-testosterone availability received meaningful coverage; stress regulation and testicular testosterone synthesis did not.

Evidence74

The strongest relevant evidence comes from magnesium. The nutrient-specific limits remain important when interpreting these findings.
Evidence strength
Magnesium provides the strongest counted evidence, although the available hormone findings are limited to particular exercise conditions.
Studied preparation
Magnesium was accepted as matching studied preparations; this does not establish superiority of the listed forms.

Formulation logic100

The counted ingredients meet the minimum amount criterion and have no unmet partner requirement or triggered configured conflict.
Partner coverage
The counted ingredients have no unmet partner requirement in the supplied findings.
Conflicts
No configured ingredient conflict was triggered by the supplied amounts.
Effective doses
All counted ingredients meet the saved minimum amount criterion; meeting it does not prove a testosterone benefit.
Study evidence
Magnesium Disputed 5 studies

Ingredients

IngredientAmount per servingScore
Calories
10 Calorie(s)
Total Carbohydrate
2 Gram(s)
Magnesium (Magnesium Citrate, Magnesium Glycinate, Magnesium Taurinate, Magnesium Chloride)
300 mg 68
Chloride (Ionic Trace Minerals)
300 mg 56
Ionic Trace Minerals
1 Gram(s)
Gluten Free Adults 18–50 Vegan No Allergies Vegetarian
Report overview
F Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyB+ Value
Magnesium Tablets 300 mg provides 300 mg of chloride per serving, a meaningful amount, at a moderate cost per serving. The chloride salt source is not specified.
How this ingredient is rated

Active Ingredient Quality & Bioavailability20

The chloride salt source is not specified.
Chloride source quality
The chloride salt source is not specified.

Dose, Safety & Label Transparency81

The serving provides 300 mg of chloride, a meaningful amount. The salt source is not specified.
Chloride amount per serving
Each serving provides 300 mg of chloride, a meaningful amount.
Amount and source disclosure
The chloride amount is listed, but its salt source is not specified.

Value80

The cost per serving is moderate.
Price per serving
The cost per serving is moderate.
D+ Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyD+ Value
A serving provides 300 mg of magnesium at a moderate whole-serving cost. The magnesium comes from magnesium citrate, magnesium glycinate, magnesium taurinate and magnesium chloride, but the amounts of each form are unknown. No calcium is recorded in the serving.
How this ingredient is rated

Active Ingredient Quality & Bioavailability53

The magnesium comes from magnesium citrate, magnesium glycinate, magnesium taurinate and magnesium chloride, but the amounts of each form are unknown. A specific branded chelation claim is not stated.
Magnesium Form & Absorption Potential
The magnesium comes from magnesium citrate, magnesium glycinate, magnesium taurinate and magnesium chloride, but the amounts of each form are unknown.
Patented Materials & Chelation Quality
A specific branded chelation claim is not stated.

Dose, Safety & Label Transparency90

The serving provides 300 mg of elemental magnesium. No calcium is recorded in the serving.
Elemental Yield Transparency
The label states 300 mg of elemental magnesium per serving.
Therapeutic Dosage Alignment
The serving provides 300 mg of elemental magnesium.
Synergistic Formulation Logic
No calcium is recorded in the serving.

Value52

The whole serving costs a moderate amount; its magnesium forms have undisclosed proportions.
Price Per Elemental Quality
The whole serving costs a moderate amount; its magnesium forms have undisclosed proportions.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Association between Serum Magnesium and Fractures: A Systematic Review and Meta-Analysis of Observational Studies.
    Dominguez LJ; Veronese N; Ciriminna S; Pérez-Albela JL; Vásquez-López VF; Rodas-Regalado S; Di Bella G; Parisi A; Tagliaferri F; Barbagallo M · Nutrients · 2023
    Meta-analysis119,755 participants4 studies pooledBone Health forMagnesium
  2. Bioabsorbable Magnesium-Based Materials Potential and Safety in Bone Surgery: A Systematic Review.
    Hung CH; Kwok YC; Yip J; Wong HH; Leung YY · Craniomaxillofacial trauma & reconstruction · 2025
    Systematic review386 participants8 studies pooledBone Health forMagnesium
  3. Vascularized bone grafting fixed by biodegradable magnesium screw for treating osteonecrosis of the femoral head.
    Zhao D; Huang S; Lu F; Wang B; Yang L; Qin L; Yang K; Li Y; Li W; Wang W; Tian S; Zhang X; Gao W; Wang Z; Zhang Y; Xie X; Wang J; Li J · Biomaterials · 2016
    Randomized trial48 participantsBone Health forMagnesium
  4. An update on magnesium and bone health.
    Rondanelli M; Faliva MA; Tartara A; Gasparri C; Perna S; Infantino V; Riva A; Petrangolini G; Peroni G · Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2022
    Narrative reviewBone Health forMagnesium
  5. Sex-specific differences in the association of magnesium intake with femoral neck bone mineral density among older adults.
    Wang B; Tan X; Yao X; Zhu Z · Endocrine connections · 2025
    Cross-sectional study1,343 participantsBone Health forMagnesium
  6. Circulating and dietary magnesium and risk of cardiovascular disease: a systematic review and meta-analysis of prospective studies.
    Del Gobbo LC; Imamura F; Wu JH; de Oliveira Otto MC; Chiuve SE; Mozaffarian D · The American journal of clinical nutrition · 2013
    Meta-analysis313,041 participants16 studies pooledCardiovascular Support forMagnesium
  7. Magnesium and the risk of cardiovascular events: a meta-analysis of prospective cohort studies.
    Qu X; Jin F; Hao Y; Li H; Tang T; Wang H; Yan W; Dai K · PloS one · 2013
    Meta-analysis532,979 participants19 studies pooledCardiovascular Support forMagnesium
  8. Quantitative Association Between Serum/Dietary Magnesium and Cardiovascular Disease/Coronary Heart Disease Risk: A Dose-Response Meta-analysis of Prospective Cohort Studies.
    Zhao L; Hu M; Yang L; Xu H; Song W; Qian Y; Zhao M · Journal of cardiovascular pharmacology · 2020
    Meta-analysis544,581 participants18 studies pooledCardiovascular Support Heart Health forMagnesium
  9. Comparative Efficacy of Nutraceuticals on Endothelial Function: A Systematic Review and Network Meta-Analysis.
    Norouzzadeh M; Rashedi MH; Mahdavi-Mazdeh G; Kosari A; Shahinfar H · Current atherosclerosis reports · 2026
    Meta-analysisCardiovascular Support Heart Health forMagnesium
  10. Serum magnesium, mortality, and cardiovascular disease in chronic kidney disease and end-stage renal disease patients: a systematic review and meta-analysis.
    Xiong J; He T; Wang M; Nie L; Zhang Y; Wang Y; Huang Y; Feng B; Zhang J; Zhao J · Journal of nephrology · 2020
    Meta-analysis200,934 participants20 studies pooledCardiovascular Support forMagnesium
  11. Magnesium-L-threonate improves sleep quality and daytime functioning in adults with self-reported sleep problems: A randomized controlled trial.
    Hausenblas HA; Lynch T; Hooper S; Shrestha A; Rosendale D; Gu J · Sleep medicine: X · 2025
    Randomized trial80 participantsEnergy forMagnesium
  12. Total magnesium intake and risk of frailty in older women.
    Struijk EA; Fung TT; Bischoff-Ferrari HA; Willett WC; Lopez-Garcia E · Journal of cachexia, sarcopenia and muscle · 2024
    Cohort study81,524 participantsEnergy forMagnesium
  13. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  14. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  15. Perioperative systemic magnesium to minimize postoperative pain: a meta-analysis of randomized controlled trials.
    De Oliveira GS; Castro-Alves LJ; Khan JH; McCarthy RJ · Anesthesiology · 2013
    Meta-analysis1,257 participants20 studies pooledEveryday Health forMagnesium
  16. Long-term outcome after intravenous magnesium sulphate in suspected acute myocardial infarction: the second Leicester Intravenous Magnesium Intervention Trial (LIMIT-2).
    Woods KL; Fletcher S · Lancet (London, England) · 1994
    Randomized trial2,316 participantsEveryday Health forMagnesium
  17. Association of magnesium sulfate use with mortality in critically ill patients with sepsis: a retrospective propensity score-matched cohort study.
    Gu WJ; Duan XJ; Liu XZ; Cen Y; Tao LY; Lyu J; Yin HY · British journal of anaesthesia · 2023
    Cohort study10,999 participantsEveryday Health forMagnesium
  18. Hypomagnesemia and Mortality in Incident Hemodialysis Patients.
    Li L; Streja E; Rhee CM; Mehrotra R; Soohoo M; Brunelli SM; Kovesdy CP; Kalantar-Zadeh K · American journal of kidney diseases : the official journal of the National Kidney Foundation · 2016
    Cohort study9,359 participantsEveryday Health forMagnesium
  19. The effects of magnesium supplementation on abnormal uterine bleeding, alopecia, quality of life, and acne in women with polycystic ovary syndrome: a randomized clinical trial.
    Jaripur M; Ghasemi-Tehrani H; Askari G; Gholizadeh-Moghaddam M; Clark CCT; Rouhani MH · Reproductive biology and endocrinology : RB&E · 2022
    Randomized trial64 participantsEveryday Health forMagnesium
  20. Efficacy of oral magnesium therapy in the treatment of chronic constipation in spastic cerebral palsy children: a randomized controlled trial.
    Hassanein SMA; Deifallah SM; Bastawy HA · World journal of pediatrics : WJP · 2021
    Randomized trial100 participantsGut Health forMagnesium