Pure Magnesium Oxide Powder

Pure Magnesium Oxide Powder

Product Name: Magnesium Oxide Powder
Specification: Magnesium Oxide (MgO) 96.0–100.5% after ignition (USP)
Appearance: White to Almost White Powder
CAS No.: 1309-48-4
Test Method: USP Compendial Methods
Certificates: HALAL, KOSHER, ISO, HACCP (Subject to Actual Certification)
Sample: Available for Evaluation
Bulk Supply: Available for Commercial Production
Packaging: Suitable for Bulk Ingredient Supply
Origin: China
Application: Nutraceuticals, Dietary Supplements, Functional Foods, and Mineral Premixes
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Description
Technical Parameters

What is Pure Magnesium Oxide Powder?

 

Our high-potency, standardized, inorganic mineral ingredient, Pure Magnesium Oxide Powder, is designed for enterprise-level formulation and commercial-scale magnesium encapsulation for global health, nutraceutical ingredients, food, beverage, and cosmetic applications. This highly refined bulk powder is remarkable for its elemental magnesium content, fine particle size, and physical stability, and is a critical functional ingredient, nutritional supplement, and structural excipient for a variety of health and dietary supplement applications. It is formulated to international quality, safety, and traceability standards (cGMP/ISO/Kosher/Halal), delivers superior batch-to-batch consistency, high flowability, and compressional strength, which are ideal for high-speed tablet compression, direct encapsulation, as well as complex multi-ingredient premixes. The processing is carefully monitored to maintain low trace metal levels, as well as to provide customizable bulk densities for uniform blending and moisture resistance of the finished commercial products. Kingsci provides wholesale supply with built-in technical documentation (COA, MSDS) and expert regulatory support to suit B2B functional food innovators, contract production, and R&D formulation teams, to enable large-scale enterprise production and ensure product safety and quality.

 

Pure-Magnesium-Oxide-Powder

 

COA

 

Item Specification Result
Appearance White to Off-White Powder White Powder
Identification Meets USP identification requirements for magnesium Complies
Assay (as MgO, on Ignited Basis) 96.0%–100.5% 98.10%
Elemental Magnesium Content approximately 60.3% Complies
Loss on Ignition NMT 10.0% 2.10%
Free Alkali NMT 2.0 mL of 0.10 N Sulfuric Acid Complies
Soluble Salts NMT 2.0% Complies
Acid-Insoluble Substances NMT 0.1% Complies
Calcium (as Ca) NMT 1.1% Complies
Iron (as Fe) NMT 0.05% Complies
Arsenic (As) NMT 3 mg/kg Complies
Lead (Pb) NMT 4 mg/kg Complies

 

Are you interested in our products? Just leave a message on this page or email donna.zh@kingsci.com to get free samples and more professional support!

 

How does it work?

 

The basic mechanism of action of Magnesium Oxide Powder is to act as a donor of bioavailable divalent magnesium ions (Mg 2+), which are essential cofactors for more than 300 metabolic and biochemical regulatory enzymes. The basic idea behind this crucial mineral is its ability to interact with adenosine triphosphate to create stable Mg-ATP complex structures, which are essential for the molecular structure needed for rate-limiting phosphorylation reactions, cellular energy transfer, and mitochondrial respiration. Cellular metabolic pathways include Mg2+ ions as critical catalytic regulators in glucose oxidation, lipid synthesis, and carbohydrate utilization, thus controlling the metabolic balance and maintaining metabolic homeostasis in the whole organism. Moreover, at an intracellular signaling level, the effects of these ions on cell membrane stability and ion transport systems are mediated by their regulation of the active Na+/K+-ATPase and Ca2+-ATPase pump transport, which can affect cellular ionic flux and neuromuscular signal transmission. In the biochemical defense network, Magnesium is an important cofactor of rate-limiting enzymes in the endogenous production of antioxidants and in the control of cellular redox homeostasis, and is involved in the defense of biomacromolecules against oxidative stress. It serves as the basic structural regulator of the stability of nucleic acid molecules, catalytic processes, and integrity of the cell membrane; it is the biochemical base for normal cell processes, energy metabolism, and enzymatic efficiency.

 

Process

 

1. Feedstock Brine Purification & Pretreatment

Advanced multi-stage filtration units are used to pass the high-purity natural brine (or magnesium salt solution, either MgCl2 or MgSO4) through. This process will remove suspended solids, insoluble material, and trace amounts of heavy metals, creating a purified liquid feedstock.

2. Controlled Stoichiometric Chemical Precipitation

The purified magnesium solution is then pumped into an industrial reactor where a controlled precipitating agent, e.g. high quality NaOH, is added, etc. under optimum pH, temperature and stirring conditions to selectively precipitate insoluble Magnesium Hydroxide (Mg(OH)2).

3. Solid-Liquid Separation & High-Purity Washing

The slurry produced is then filtered (under vacuum or pressure) to remove the wet filter cake. The cake is washed several times with deionized water to eliminate the soluble byproducts (NaCl or Na2SO4) and ionic contamination.

4. Thermal Calcination & Structural Conversion

The washed precursor is sent to continuous rotary kilns, the temperature of which is controlled between 700°C – 900°C. This thermal decomposition removes bound water, turning hydroxide into reactive, high-purity Magnesium Oxide Powder Bulk.

5. Micronization, Air Classification & Commercial Packaging

The calcined material is crushed in the fluid energy mills and air-classified to obtain the particle size distribution (d50) and bulk density precisely. Analytical batch testing (COA) is performed on the completed powder, and it is vacuum-sealed in moisture-barrier B2B drums.

 

Pure-Magnesium-Oxide-Powder-Suitable-For

 

Suitable For

 

1. Active Lifestyle & Fitness Enthusiasts

Magnesium Oxide Pure Powder is best suited for sports nutrition premixes and workout recovery formulas for active consumers who demand quick and effective mineral top-up throughout the day for muscle function and energy production during exercise.

2. Adults Seeking Daily Mineral Fortification

Ideal for everyday multi-vitamin-mineral tablets, functional food pre-mixes, and dietary supplements for general wellness in adults targeting daily dietary reference intakes (DRIs) for magnesium.

3. Aging Adults & Senior Demographics

For use in senior health products and specific nutritional powders developed to help maintain proper levels of key minerals in a healthy diet throughout the day for senior-aged populations.

4. Busy Professionals & Urban Consumers

A functional ingredient in stick packs, ready-to-mix powders, and supplements that deliver a convenient solution for people who want something that will boost their daily routine without the hassle.

5. Plant-Based & Vegan Diet Consumers

Ideal for plant-based supplements and clean-label products for vegetarian/vegan consumers that use fortified foods to provide consistent, adequate micronutrient delivery.

6. Women Focused on Targeted Mineral Balance

A key component in multi-nutrient female health supplements, prenatal nutritional supplements, and specific daily premium nutritional mixes designed to assist with balanced mineral supplementation through different phases of adult life.

 

FAQ

 

Q1: What are the primary physical and technical specifications of Kingsci's Magnesium Oxide Powder?

A: Our powder has a high elemental magnesium density (usually ≥60%), high purity, low heavy metal content, and can be prepared with bulk densities and controlled particle size distribution (d50) for optimal flowability and batch consistency.

 

Q2: What regulatory compliance and quality certifications support this bulk ingredient?

A: We strictly follow cGMP guidelines in our manufacturing facilities and are certified by ISO, Kosher, and Halal. A detailed Certificate of Analysis (COA) and MSDS are provided for each production lot.

 

Q3: How is this raw material packaged for B2B wholesale orders?

A: It is supplied in standard 25kg multi-walled paper bags or fiber drums, which have double PE moisture-barrier liners. On commercial request, custom palletization and bulk packages will be available.

 

Q4: Is this material suitable for high-speed tableting and direct encapsulation?

A: Yes. The optimized particle morphology and high physical compressibility help to avoid segregation of complex powder blends and are well suited for direct compression, hard shell encapsulation, and ready-to-mix powders.

 

Q5: What is the shelf life and recommended storage environment for bulk stock?

A: Can be stored for 24 months in a cool, dry, well-ventilated warehouse, protected from direct heat, moisture, and incompatible materials in the original sealed container.

 

Certificate

 

Certifications

 

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Exhibitions

 

Exhibition

 

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