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E553a Magnesium trisilicate is an inorganic compound made from magnesium, silicon, and oxygen, commonly written as a hydrated magnesium silicate with a higher silica content, and it is used mainly as an anticaking agent, anti-clumping powder, and adsorbent in food and pharmaceutical applications because it helps keep powdered products dry, free-flowing, and stable by absorbing moisture and preventing particles from sticking together.
E553a Magnesium trisilicate is closely related to magnesium silicate minerals but has a different silicon-to-magnesium ratio, which affects its absorption and surface properties.
E553a Magnesium trisilicate improves powder stability and moisture control.
CAS Number: 14987-04-3
Molecular Formula: H8MgOSi
Molecular Weight: 76.45
EINECS Number: 239-076-7
Synonyms: MAGNESIUM TRISILICATE, 14987-04-3, FML8G1U0Y3, magnesium trisilicate anhydrous, magnesium silicate Mg2Si3O8, DTXSID50904706, magnesium silicates magnesium trisilicate, silicic acid magnesium salt (1:2), MAG TRISIL CO, RefChem:55540, VIRUS BLOCKER CL-40, DTXCID601353925, 239-076-7, C2E1CI501T, Dicarbocalm, magnesium mesotrisilicate, magnesium trisilicate USP, Magnosil, Parasepiolite, Petimin, silicic acid magnesium salt, trisilicalm, dimagnesium dioxido-bis(oxido(oxo)silyl)oxy silane, MFCD00016203, magnesii trisilicas, di-magnesium trisilicate, Mg2O8Si3, CHEMBL2096633, SCHEMBL29389841, GXGAKHNRMVGRPK-UHFFFAOYSA-N, MAGNESIUM TRISILICATE WHO-DD, DB09281, MAGNESIUM TRISILICATE ANHYDROUS HSDB, AKOS015904142, dicarbocalm;magnesiummesotrisilicate;magnesiumsilicate(mg2si3o8);DI-MAGNESIUM TRISILICATE;MAGNESII TRISILICAS;MAGNESIUM TRISILICATE;MAGNESIUM TRISILICATE HYDRATE, PH EUR;MAGNESIUM TRISILICATE BP
E553a Magnesium trisilicate is a hydrated magnesium silicate structure with a higher proportion of silica, forming a stable, largely inert mineral-like material that does not dissolve in water but can trap moisture on its porous surface.
E553a Magnesium trisilicate makes it effective for controlling humidity in dry powder systems rather than reacting chemically with ingredients.
E553a Magnesium trisilicate improves chemical stability and adsorption performance.
E553a Magnesium trisilicate appears as a fine white, light powder with a soft and porous texture, and its large surface area allows it to absorb moisture efficiently while keeping powders separate and free-flowing even under humid storage conditions.
This structure is key to its function as a moisture-control agent.
E553a Magnesium trisilicate improves flowability and product consistency.
E553a Magnesium trisilicate functions primarily as a moisture absorber and anticaking agent, where it prevents powders such as salt, spices, and pharmaceutical ingredients from forming lumps by reducing surface moisture and particle adhesion during storage and transport.
It works through physical adsorption rather than chemical reaction.
E553a Magnesium trisilicate improves usability and shelf life.
E553a Magnesium trisilicate is best described as a stable, porous magnesium silicate compound used to control moisture and prevent clumping in food, pharmaceutical, and industrial powders, ensuring products remain dry, free-flowing, and stable over time.
E553a Magnesium trisilicate is also known as “magnesium orthosilicate”.
The chemical formula is Mg2Si3O8•nH2O and white orthorhombic crystal with melting point of 1910℃ and relative density of 3.21.
E553a Magnesium trisilicate is insoluble in water or ethanol.
It is decomposed into Mg(OH)2 in concentrated alkali or decomposed into silicic acid and magnesium chloride in hot hydrochloric acid.
E553a Magnesium trisilicate can be decomposed by hydrofluoric acid.
E553a Magnesium trisilicate exists as forsterite mineral in nature.
Due to the openness of its crystal structure, it contains holes and channels which are connected with each other as well as the outside world, and has a more developed pore structure and a large specific surface area, thus it has better adsorption performances and molecular sieve functions, which can provide specific acting force of the molecular field.
In medicine, it has a lesser effect on neutralizing gastric acid, but slow and lasting, up to 4~5 hours.
E553a Magnesium trisilicate is suitable for the treatments of stomach and duodenal ulcer.
It also can relieve symptoms caused by hyperacidity.
In addition, it can be used as processing aid or polyether adsorbent, which has the function of adsorption and decolorization.
E553a Magnesium trisilicate has broad application prospects in the pharmaceutical intermediates, food additives, rubber filling agent, deodorant, ceramic industry, and other fields.
E553a Magnesium trisilicate is also important in advanced pharmaceutical adsorption systems, where its porous structure allows it to bind and hold certain unwanted substances such as excess stomach acid or irritating compounds, which is why it has been historically used in some antacid formulations to support digestive comfort by reducing acidity levels in a controlled, non-reactive way.
E553a Magnesium trisilicates function is mainly physical adsorption rather than chemical neutralization alone.
This improves gastrointestinal support and pharmaceutical functionality.
In high-humidity industrial storage environments, E553a Magnesium trisilicate is used to stabilize hygroscopic powders that would otherwise absorb water from the air and become sticky or unusable, especially during long-distance shipping or warehouse storage where temperature and humidity fluctuations are common.
Its ability to buffer moisture makes it valuable in global supply chains.
E553a Magnesium trisilicate improves storage reliability and product preservation.
E553a Magnesium trisilicate helps maintain uniformity in fine powder blends by reducing inter-particle adhesion, which is especially important in seasoning mixes and baking ingredients where even small clumps can affect taste distribution and consumer experience.
It ensures that each portion of the product behaves consistently when used.
E553a Magnesium trisilicate improves food consistency and consumer satisfaction.
Melting point: 1557.00°C
Density: 2.700 g/mL
RTECS: IN6620000
solubility: Practically insoluble in water and in ethanol (96 per cent).
form: Powder
color: White
Water Solubility: insoluble H2O, EtOH [CRC10]
Merck: 14,5687
Cosmetics Ingredients Functions: ABSORBENT; VISCOSITY CONTROLLING; BULKING; OPACIFYING; ANTICAKING; ABRASIVE
E553a Magnesium trisilicate is widely used in pharmaceutical formulations, where it acts not only as a flow aid but also as an adsorbent for excess acids or irritants in the digestive system, which is why it has historically been used in some antacid preparations to help neutralize stomach acidity and protect the gastric lining.
E553a Magnesium trisilicates adsorptive properties make it useful beyond simple powder flow control.
This improves pharmaceutical functionality and therapeutic support.
E553a Magnesium trisilicate is used to improve the handling of hygroscopic materials that tend to absorb moisture and become sticky, especially during high-humidity transport or long-term storage in bulk containers such as silos and shipping bags.
This helps maintain consistent flow in automated production systems.
E553a Magnesium trisilicate improves industrial efficiency and material handling.
In food manufacturing, it is used in dry seasoning blends, salt mixtures, and powdered ingredients to prevent caking and ensure uniform distribution of components, which is important for maintaining consistent taste and texture when the product is used by consumers.
It is especially important in finely milled powders with high surface area.
E553a Magnesium trisilicate improves food quality and product consistency.
In cosmetic powders, E553a Magnesium trisilicate is used to improve texture, reduce clumping, and enhance smooth application in products like face powders and dry cosmetic formulations, where moisture control is essential for product performance and stability.
It helps maintain a soft and even application on skin.
E553a Magnesium trisilicate improves cosmetic usability and sensory quality.
E553a Magnesium trisilicate is used to ensure that vitamins, minerals, and additives remain evenly distributed and do not clump together, which is critical for maintaining consistent nutritional content in large-scale feed production.
This helps prevent uneven nutrient distribution in livestock feed.
E553a Magnesium trisilicate improves feed quality and nutritional accuracy.
In chemical and materials research, E553a Magnesium trisilicate is studied for its adsorption properties and surface chemistry behavior, especially in relation to how porous mineral structures interact with water molecules and organic compounds.
This makes it useful as a model material in adsorption science.
E553a Magnesium trisilicate improves scientific understanding of porous inorganic materials.
In environmental and industrial safety applications, E553a Magnesium trisilicate can help stabilize fine powders and reduce dust formation during handling, making it easier and safer to transport and process bulk materials in industrial environments.
Its inert nature ensures it does not introduce chemical risks.
E553a Magnesium trisilicate improves workplace safety and dust control.
E553a Magnesium trisilicate is sometimes included in formulations designed to extend shelf life of powders by maintaining low moisture levels inside sealed containers, reducing the need for additional desiccants in certain applications.
This helps improve long-term product stability.
E553a Magnesium trisilicate improves packaging efficiency and shelf-life control.
E553a Magnesium trisilicate is a fine, white powder created by combining sodium silicate (made from sand and soda ash) with a magnesium salt, typically magnesium chloride or magnesium sulfate.
E553a Magnesium trisilicate reaction produces tiny, smooth particles that feel somewhat like talcum powder.
The manufacturing process involves carefully controlling the mixture ratios and conditions to create particles of the right size and purity for food use.
In pharmaceutical manufacturing lines, E553a Magnesium trisilicate improves the flow of active ingredients during tablet compression and capsule filling, reducing the risk of uneven dosing or production defects caused by powders sticking to equipment surfaces or forming aggregates.
Its inert nature ensures compatibility with sensitive drug compounds.
E553a Magnesium trisilicate improves manufacturing accuracy and pharmaceutical quality control.
E553a Magnesium trisilicate contributes to improved spreadability and texture in powder-based cosmetics by preventing moisture-induced clumping, ensuring that products such as face powders and dry foundations apply evenly and feel smooth on the skin.
This also helps maintain product performance in humid climates.
E553a Magnesium trisilicate improves cosmetic application quality and user experience.
In industrial dust control systems, E553a Magnesium trisilicate is used to stabilize fine particles in powder handling processes, reducing airborne dust formation during mixing, filling, or transport operations, which improves workplace safety and reduces material loss.
Its physical stability makes it suitable for passive dust reduction systems.
E553a Magnesium trisilicate improves industrial safety and environmental cleanliness.
E553a Magnesium trisilicate ensures that micronutrients such as vitamins and minerals remain evenly distributed throughout feed mixtures, preventing segregation during transport or storage and ensuring consistent nutritional delivery to livestock.
This is particularly important in large-scale feed manufacturing.
E553a Magnesium trisilicate improves feed uniformity and nutritional accuracy.
E553a Magnesium trisilicate is studied for its adsorption capacity, thermal stability, and surface chemistry behavior, especially in relation to how layered silicate structures interact with water molecules and organic compounds in controlled environments.
E553a Magnesium trisilicate helps in developing new filtration and adsorption technologies.
This improves scientific understanding of porous mineral materials.
E553a Magnesium trisilicate is sometimes included in moisture-control strategies for powders that require long shelf life, reducing the need for additional chemical desiccants by maintaining stable low-humidity conditions inside sealed containers.
This helps simplify packaging systems and reduce material costs.
E553a Magnesium trisilicate improves packaging efficiency and shelf stability.
E553a Magnesium trisilicate has also been used as part of older formulations for both medicinal and industrial powders, but in modern systems it is more precisely controlled and often replaced or combined with other silicates for optimized performance.
This reflects its long-standing role in applied mineral chemistry.
E553a Magnesium trisilicate improves understanding of industrial material evolution.
Uses Of E553a Magnesium trisilicate:
E553a Magnesium trisilicate is used medicinally as an antacid.
It can neutralize the stomach acid and protect the ulcer with slow and lasting effects, up to 4~5 hours.
It does not produce the gas to protect the gastric mucosa, and it has the function of light diarrhea and adsorption.
E553a Magnesium trisilicate can be used to treat stomach, duodenal ulcer and relieve symptoms caused by hyperacidity.
It can be used as antioxidant, deodorizer, decolorizer, TLC adsorbent, column chromatography adsorbent and so.
It can also be used in ceramics and rubber industry.
Food grade products are used as anti-caking agent, filter aid and film agent.
According to regulations formulated by FAO / WHO (1984), the maximum amount of anti-caking agent used in powdered dairy products ( milk powder, cream powder, high fat milk powder and half cream powder ) is 10 g / kg.
E553a Magnesium trisilicate is mainly used as a moisture absorber, anticaking agent, and flow aid because it keeps powders dry and prevents them from forming lumps by reducing moisture and particle adhesion.
In food powders (salt, spices, seasoning mixes), it is used to prevent clumping and maintain free flow.
E553a Magnesium trisilicate improves product quality and usability.
In pharmaceuticals, it is used as an excipient and adsorbent to improve powder handling and sometimes reduce acidity.
E553a Magnesium trisilicate improves drug formulation stability.
In cosmetics, it is used to improve texture and prevent powder clumping.
E553a Magnesium trisilicate improves application smoothness.
In industrial powders, it is used to improve flow in storage and transport systems.
E553a Magnesium trisilicate improves manufacturing efficiency.
In animal feed premixes, it is used to maintain uniform mixing of nutrients.
E553a Magnesium trisilicate improves feed consistency.
E553a Magnesium trisilicate is mainly used as a moisture absorber, anticaking agent, and adsorbent because it keeps powders dry, free-flowing, and stable by preventing moisture buildup and particle adhesion.
In food powders (salt, spices, baking mixes), it is used to prevent clumping and maintain smooth flow.
E553a Magnesium trisilicate improves product quality and usability.
In pharmaceuticals, it is used as an excipient and adsorbent to improve powder flow and support formulation stability.
E553a Magnesium trisilicate improves manufacturing accuracy and drug consistency.
In cosmetics, it is used to improve texture and prevent clumping in powder products.
E553a Magnesium trisilicate improves application smoothness and product performance.
In industrial powders, it is used to improve flow during storage, transport, and packaging.
E553a Magnesium trisilicate improves production efficiency.
In animal feed premixes, it is used to ensure even distribution of nutrients.
E553a (magnesium trisilicate) is mainly used as a moisture absorber, anticaking agent, and flow aid because it prevents powders from absorbing water and forming lumps, keeping them dry, free-flowing, and easy to handle during storage, transport, and processing.
In food powders (salt, spices, seasoning blends, baking mixes), it is used to prevent clumping and keep ingredients flowing smoothly.
E553a Magnesium trisilicate improves product quality and shelf stability.
In pharmaceuticals, it is used as an excipient and adsorbent to improve powder flow and support stable formulation of tablets and capsules.
This improves manufacturing accuracy and consistency.
In cosmetics (face powders, dry makeup products), it is used to improve texture and prevent clumping.
E553a Magnesium trisilicate improves application smoothness and product performance.
In industrial bulk powders, it is used to improve flow in storage silos, hoppers, and packaging systems.
E553a Magnesium trisilicate improves handling efficiency and reduces blockages.
In animal feed and nutritional premixes, it is used to keep powders dry and evenly mixed.
E553a Magnesium trisilicate improves nutrient consistency and product reliability.
Safety Profile Of E553a Magnesium trisilicate:
E553a Magnesium trisilicate is used in oral pharmaceutical formulations and is generally regarded as an essentially nontoxic and nonirritant material.
When administered orally, E553a Magnesium trisilicate is neutralized in the stomach to form magnesium chloride and silicon dioxide; some magnesium may be absorbed.
E553a Magnesium trisilicate is generally considered a low-to-moderate hazard substance, mainly because it is chemically inert and non-toxic under normal conditions, but it can still cause physical irritation due to its fine powder form.
The main hazard is inhalation of dust, which may irritate the respiratory tract when large amounts of fine particles become airborne during industrial handling, mixing, or packaging.
Long-term or repeated exposure should be controlled using proper ventilation and dust protection.
E553a Magnesium trisilicate improves workplace safety and reduces respiratory risk.
Skin contact is usually low risk, but prolonged exposure to dry powder may cause mild dryness or irritation due to its abrasive physical nature rather than chemical toxicity.
Washing with water is sufficient in most cases.
E553a Magnesium trisilicate makes it generally safe for handling.
Eye contact may cause mechanical irritation, since fine particles can irritate the eyes even though the substance is not chemically corrosive.
Protective eyewear is recommended in industrial environments.
E553a Magnesium trisilicate improves handling safety.
E553a Magnesium trisilicate is not flammable, not reactive, and does not produce dangerous decomposition products under normal storage conditions.
E553a Magnesium trisilicate improves storage and transport safety.
From an environmental perspective, it is considered low risk, as it is a stable mineral that does not dissolve easily or bioaccumulate, but large dust releases should still be minimized.
