What Is Magnesium Stearate?
Magnesium stearate is a compound that consists of magnesium and stearic acid. It is commonly used as an additive in various industries, including pharmaceuticals, food, and cosmetics.
This ingredient is a white, powdery substance with a waxy texture. It is primarily used as a lubricant and flow agent in manufacturing tablets, capsules, and powdered products.
And Magnesium stearate is generally considered safe for consumption and has a long history of use in various products.
Common Pure Bulk Magnesium Stearate Specifications
≥ 98% pure Magnesium Stearate Powder is the most common and widely used specification.
| Type | Mineral |
| Appearance | White, waxy |
| Content | ≥ 99.5 |
| Purity | ≥ 98 |
| Particle Size | < 100 mesh |
| Certifications | ISO 9001 |
| Other Ingredient | None |
| Solvent | None |
| Water Content | ≤ 1.0 |
| Test Method | USP, EP |
| MOQ (minimum order quantity) | 1kg |
| Sample | Available (10-20g/bag) |
| OEM Service | Available, such as capsules, tablets, pills, etc. |
| ODM Service | Available |
| Private Label | Available |
| Contract Manufacturing | Available |
What Is The Best Source Of Magnesium Stearate Powder?
The most common source of this ingredient is industrial production. Magnesium stearate powder is typically synthesized by reacting between magnesium salts, such as magnesium hydroxide or magnesium oxide, and stearic acid derived from plant or animal fats.
What Is Magnesium Stearate Powder Manufacturing Process?
Step 1: Saponification
The procedure commences with the saponification of stearic acid, obtained from either plant or animal fats, utilizing an alkaline solution with components that includes sodium hydroxide or potassium hydroxide. This reaction forms a magnesium salt known as magnesium stearate.
Step 2: Precipitation
Magnesium stearate is then precipitated from the solution by adding a soluble magnesium salt, such as magnesium chloride or sulfate. Adding the magnesium salt causes the magnesium stearate to separate as a solid.
Step 3: Filtration
The precipitated magnesium stearate is filtered to remove any remaining liquid or impurities. This step helps to obtain a purer form of magnesium stearate.
Step 4: Drying
The filtered magnesium stearate is dried to remove any residual moisture. Drying can be achieved through various methods, such as air drying or drying ovens, to ensure the powder is free-flowing and has a low moisture content.
Step 5: Milling
The dried magnesium stearate may be milled to reduce the particle size and ensure a uniform and delicate powder. This step helps improve the dispersibility and flow characteristics of the magnesium stearate powder.
Step 6: Packaging
The final step involves packaging the magnesium stearate powder into suitable containers, such as bags or drums, to maintain its quality and facilitate storage and transportation.
More Information
What is Magnesium Stearate used for?
Magnesium stearate has a wide range of applications across various industries. For example,
- Pharmaceutical Industry
Magnesium stearate is extensively used in the pharmaceutical industry as an excipient, an inactive ingredient added to medications. It is a lubricant and flow agent in manufacturing tablets, capsules, and powders. It helps prevent ingredients from sticking to the manufacturing equipment and aids in the proper flow and compression of the medication.
- Food Industry
In the food industry, magnesium stearate is a food additive. It is used as an anticaking agent, preventing ingredients from clumping together, and as a lubricant in producing various food products, including powders, snacks, and baking mixes.
- Cosmetics and Personal Care Products
Magnesium stearate is utilized to formulate cosmetics and personal care products, such as makeup, creams, lotions, and powders. It helps improve the texture, stability, and spreadability of these products.
- Industrial Applications
Magnesium stearate finds applications in various industrial processes. It is a release agent to produce rubber and plastic products to prevent sticking. It is also used as a lubricant and mold release agent to manufacture candles, ceramics, and other materials.
- Magnesium Supplements
Magnesium stearate may be used as an ingredient in dietary supplements. It can help improve the flow and uniformity of powdered supplements and aid in encapsulation.
Who is the top Magnesium Stearate Supplier?
Nutri Avenue is a good choice for magnesium stearate supply. As an experienced raw ingredients supplier, we have a set of professional and regular production processes that match the FDA standards to manufacture Magnesium Stearate powder. Welcome to get a free quote.
FAQs
No, magnesium stearate is not naturally occurring. It is synthesized through a chemical process.
No, magnesium stearate is not water-soluble. It is a hydrophobic substance that does not readily dissolve in water.
Yes, magnesium stearate is generally considered safe for use in supplements. It has a long history of service in the pharmaceutical and supplement industry, and regulatory authorities have deemed it safe for consumption in appropriate quantities.
