Magnesium Complete — 400 mg Elemental — 180 Veg Capsules — Supports Muscle & Nerve Function, Relaxation & Energy*
LifeSource Vitamins Magnesium Complete is a research-driven formula designed for those seeking daily support for healthy muscle and nerve function, energy metabolism, and relaxation and calm. Backed by NIH-indexed human clinical studies and produced in FDA-registered, GMP-certified facilities, this formula uses only clean, proven ingredients customers trust.*
Research Promise: At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is supported by human clinical studies indexed in the National Institutes of Health (NIH) via PubMed, with full texts available in the National Library of Medicine (NLM) PubMed Central (PMC) when available. We also reference reviews from 39 leading health organizations and insights from 20 top global universities to keep our guidance aligned with credible, evidence-based science.* Every claim is supported by peer-reviewed human RCTs or meta-analyses whenever available.
Clinically Studied Benefits (Human Evidence)
• Supports healthy muscle and nerve function* — Magnesium serves as a cofactor in over 300 enzymatic reactions and plays a critical role in muscle contraction/relaxation and neuromuscular transmission (NIH/PubMed — Fatima et al., 2024).
• Supports energy metabolism* — Magnesium is essential for ATP production and energy pathways; supplementation helps address fatigue associated with suboptimal magnesium status (NIH/PubMed — Cepeda et al., 2025).
• Associated with improvements in sleep quality parameters* — Magnesium supplementation has been linked to better sleep efficiency, reduced sleep onset latency, and overall sleep health in adults with low magnesium status (NIH/PubMed — Fatima et al., 2024).
• Supports healthy stress response and relaxation* — Magnesium supplementation is associated with reduced perceived stress and improved stress resilience in human trials (NIH/PubMed — Fatima et al., 2024).
Additional / Promising Evidence
• Supports healthy blood pressure levels already within normal range* — Meta-analyses of randomized controlled trials indicate modest improvements in systolic and diastolic blood pressure with magnesium supplementation (NIH Office of Dietary Supplements — Magnesium Fact Sheet).
• May support mood balance and cognitive health* — Adequate magnesium status and supplementation have been associated with better mood outcomes and cognitive support in observational and intervention data (NIH/PubMed — Fatima et al., 2024).
University / Academic Context
• Magnesium functions as a natural calcium channel modulator, supporting neuromuscular coordination and protecting against excitotoxicity. (StatPearls — Sharma & Allen, 2023).
• Bioavailable magnesium forms contribute to synaptic plasticity and cognitive processes, with particular relevance in contexts of deficiency or neurological stress. (Magnesium in the Central Nervous System — Vink, Nechifor et al.).
Global Evidence & Authoritative Reviews
Note: These bullets follow the no-duration rule and highlight guidelines, consensus, and mechanistic context — not time.
• Magnesium is a cofactor in over 300 enzymatic reactions that regulate muscle and nerve function, blood glucose control, blood pressure, and energy production. (NIH Office of Dietary Supplements — Magnesium Fact Sheet).
• Adequate magnesium intake supports cardiovascular, metabolic, and neuromuscular health according to extensive population and mechanistic reviews. (NIH Office of Dietary Supplements — Magnesium Fact Sheet).
We monitor research from leading institutions — Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge, Oxford, Stanford, Yale, Tufts, University of Florida, Oregon State University – Linus Pauling Institute, Columbia, Cornell, Ohio State — to align with credible science.*
Key Ingredients
- Magnesium (from Citrate, Glycinate, Malate, Oxide — 400 mg elemental) — Supports high bioavailability and multiple physiological pathways.*
Brief Benefit Bullets
- Supports muscle relaxation and healthy nerve function.*
- Promotes energy production and metabolic balance.*
- Helps maintain calm and relaxation.*
- Contributes to overall magnesium repletion with a multi-form blend for better absorption.*
Suggested Use
As a dietary supplement, take 3 capsules daily with food or as directed by your healthcare professional. For best results, divide doses throughout the day.
Product Specifications
180 Veg Capsules | 60 Servings | Multi-form Magnesium Blend (Citrate, Glycinate, Malate, Oxide) — 400 mg Elemental Magnesium per Serving | Vegetarian | Non-GMO | Gluten-Free
3rd-Party Testing: Every LifeSource Vitamins product is tested by independent labs to verify identity, purity, potency, and label accuracy.
Click Here To View Our 3rd-Party Testing Process
Learn More About Magnesium
• Magnesium Deficiency Symptoms: Early Warning Signs of Low Magnesium
• Does Magnesium Help Sleep? Benefits, Research, and Practical Tips
• Magnesium Glycinate: Benefits, Popularity, and What Research Shows
• Magnesium and Brain Health: Memory, Cognitive Function & Research
• Magnesium and Blood Pressure: What Research Shows About Cardiovascular Support
• Best Supplements for Sleep & Stress – Calm Support Backed by Research
• The High Risk of Low Magnesium Levels: A Breakdown and Insights
LifeSource Vitamins — Proudly American — Since 1992
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Always consult your physician before taking any supplements.
Magnesium Complete 400 mg 180 Veg Capsules — supports muscle & nerve function, energy, and relaxation. Clinically Studied Ingredients — NIH/PubMed!*
