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Magnesium Stearate

Magnesium Stearate Manufacturers

As a trusted Magnesium Stearate Manufacturers, Silverline Chemicals supplies pharmaceutical-grade, food-grade, and cosmetic-grade material to tablet manufacturers, nutraceutical producers, and personal care formulators who depend on lubricant performance that stays consistent across every production run.

Its molecular formula C₃₆H₇₀MgO₄, molecular weight 591.27 g/mol, is a fine white powder produced through the reaction of magnesium salts with stearic acid derived from vegetable or animal sources. It is water-insoluble, hydrophobic, and carries a characteristic faint fatty odour. What makes it genuinely valuable in manufacturing is not complexity but reliability. A small, precisely controlled quantity of Magnesium Stearate in a tablet blend does something that most other excipients cannot: it prevents the entire powder mass from sticking to the punch faces and die walls of a high-speed tablet press, keeping production running cleanly and consistently at scale.

Magnesium Stearate Manufacturers in India

As reliable Magnesium Stearate Manufacturers in India, every batch is tested for purity, particle size distribution, loss on drying, heavy metal content, and fatty acid composition before release. CoA, MSDS, and full grade compliance documentation are standard with every order, not assembled on request.

Parameter Details
Chemical Name Magnesium Stearate
Molecular Formula C₃₆H₇₀MgO₄
Molecular Weight 591.27 g/mol
CAS Number 557-04-0
Appearance Fine white powder
Purity 99% minimum
Solubility Practically insoluble in water
Grade Pharmaceutical / Food / Cosmetic
Packaging 25 kg polylined fibre drums

Magnesium Stearate Suppliers in India

Most tablet Magnesium Stearate Suppliers in India do not think about their Magnesium Stearate source until something goes wrong, such as sticking on punch faces, capping during compression, or dissolution results that do not match validation data. At that point, the conversation about excipient quality becomes very urgent, very quickly.

The issue with Magnesium Stearate is that small variations in particle size, specific surface area, and stearic acid content have a disproportionate effect on how it performs inside a formulation. Too much lubricant activity can lead to over-lubrication, a well-documented problem that reduces tablet tensile strength and slows drug dissolution. Too little and the mechanical problems at the press return. Getting this right requires a manufacturer whose process controls actually hold these parameters stable across batches.

Why Choose Magnesium Stearate 

  • Effective Lubrication: reduces friction between tablet blend and punch surfaces, preventing sticking and picking during high-speed compression
  • Improved Tablet Ejection: ensures clean, consistent ejection from die cavities, reducing tablet defects and press downtime
  • Enhanced Powder Flow: improves the flowability of poorly flowing blends, supporting uniform die filling and weight consistency
  • Versatile Across Dosage Forms: functions effectively in tablets, capsules, powders, and certain topical and cosmetic formulations
  • Chemically stable: does not react with most APIs under standard manufacturing and storage conditions
  • Low Usage Level Required:  effective at concentrations as low as 0.25% to 1.0%, minimising impact on formulation composition.
  • Globally Approved: recognised and permitted under USP, BP, EP, and food additive regulatory frameworks worldwide.

Applications Highlights:

  • Direct compression and wet granulation tablet formulations as a lubricant at the final blending stage.
  • Hard gelatin and HPMC capsule filling operations to improve powder flow and prevent capsule shell adhesion.
  • Nutraceutical and dietary supplement tablets and powders require clean-label lubricant excipients.
  • Food processing applications as an anti-caking and flow-improving agent in powdered products.
  • Cosmetic and personal care formulations, including pressed powders, foundations, and talc-based products.
  • Chewable tablet formulations where lubrication is needed without a significant impact on taste or texture.

Magnesium Stearate Exporters in India

We, as leading Magnesium Stearate Exporters in India with many decades of experience in exporting magnesium stearate, ship all orders along with complete export documentation, including CoA (Certificate of Analysis), MSDS (Material Safety Data Sheet), Commercial Invoice, Packing List, and appropriate Compliance Documentation based on the buyer's location; all these documents are created or validated before shipment takes place. If a buyer's regulations require it, a source declaration indicating whether the stearic acid was derived from vegetable or animal sources will be provided.

Please contact our team to discuss the grade specifications, preferred source of stearic acid, required particle size, and expected delivery date.

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