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.
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 |
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
Applications Highlights:
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.