STEAROYL INULIN

Stearoyl Inulin is a white to yellow powder that has a slight characteristic odor suitable for many personal care applications.
Stearoyl Inulin is a modified natural polysaccharide derived from inulin, commonly used as an emulsifier, stabilizer, and skin-conditioning agent in cosmetic formulations.
Stearoyl Inulin is produced by chemically modifying inulin with stearic acid.

CAS Number: 190524-47-1

Synonyms: Stearoyl inulin, 190524-47-1, DTXSID801021687

Stearoyl Inulin consists of an inulin backbone esterified with stearic acid groups.
Stearoyl Inulin itself is a fructose-based polysaccharide obtained from plants such as chicory root.
The Stearoyl Inulin groups introduce hydrophobic segments into the molecule.

Physically, stearoyl inulin appears as a white to off-white powder or fine granules.
It is dispersible in water and forms stable emulsions when mixed with oils.
Stearoyl Inulin is generally odorless or has a very mild odor.

Because of its amphiphilic structure, stearoyl inulin functions as a natural emulsifier.
Stearoyl Inulin helps stabilize oil–water emulsions in creams and lotions.
This improves product consistency and stability.

Stearoyl Inulin also acts as a texture modifier and thickening agent.
It can increase viscosity and improve the sensory feel of cosmetic formulations.
This contributes to smoother application.

Stearoyl inulin provides skin-conditioning and moisturizing properties.
It helps create a soft, smooth feel on the skin surface.
This makes it useful in skin-care formulations.

The ingredient is often used in natural and eco-certified cosmetic products because it is derived from plant-based raw materials.
Its biodegradable polysaccharide structure supports sustainability goals.
Stearoyl Inulin is widely accepted in natural cosmetic standards.

Stearoyl Inulin is best described as a plant-derived emulsifier and conditioning polymer that stabilizes emulsions and improves texture in cosmetic formulations.
Stearoyl Inulin combines the properties of polysaccharides and fatty acid derivatives, giving it both hydrophilic and lipophilic behavior.
This amphiphilic nature allows it to act at oil–water interfaces.

Such behavior is essential for stabilizing emulsions.
The stearic acid portion provides lipid compatibility.

Stearoyl Inulin interacts with oils and hydrophobic ingredients in cosmetic formulations.
This helps maintain uniform dispersion of oil droplets.

The inulin backbone contributes water-binding capacity and mild thickening ability.
Stearoyl Inulin helps retain moisture within formulations.
This improves the stability and texture of creams and lotions.

Stearoyl inulin often produces light, non-greasy emulsions compared with heavier emulsifiers.
This makes it suitable for modern cosmetic formulations focused on light skin feel.
Stearoyl Inulin is commonly used in products designed for daily skin care.

The ingredient can support stable emulsions without high levels of synthetic surfactants.
This helps formulators develop milder and more natural products.
Such formulations are increasingly popular in cosmetic markets.

Stearoyl inulin may also improve spreadability and sensory performance of emulsions.
Products containing it tend to glide smoothly over the skin.
This contributes to pleasant application properties.

Stearoyl inulin is produced by esterifying inulin with stearic acid, introducing hydrophobic fatty chains onto the polysaccharide backbone.
This chemical modification transforms the highly hydrophilic inulin into an amphiphilic polymer.
As a result, it can interact with both water and oil phases.

The inulin backbone is composed mainly of β-(2→1)-linked fructose units, sometimes ending with a glucose unit.
These carbohydrate chains provide hydrophilic functionality.
The attached stearoyl groups add lipophilic character.

Because of this dual structure, stearoyl inulin can stabilize oil-in-water emulsions.
The hydrophobic stearic chains associate with oils.
The hydrophilic inulin portion remains in the aqueous phase.

The polymer can also provide light film-forming properties on the skin surface.
This film helps improve smoothness and hydration.
Stearoyl Inulin contributes to a soft and conditioned skin feel.

Stearoyl inulin contributes to improved rheological properties in cosmetic formulations.
It can slightly increase viscosity and improve product body.
This helps maintain stable creams and lotions.

The ingredient often works synergistically with other emulsifiers and stabilizers.
It can enhance the performance of surfactants and co-emulsifiers.
This allows formulators to build stable systems with lower surfactant levels.

Because it is based on plant-derived inulin, stearoyl inulin is considered biodegradable and renewable.
This makes it attractive for sustainable and environmentally friendly cosmetic formulations.
Stearoyl Inulin is commonly used in natural personal-care products.

Stearoyl inulin is generally compatible with vegetable oils, esters, silicones, and many cosmetic actives.
This versatility allows it to be used in a wide range of product types.

It performs well under typical cosmetic processing conditions.
Stearoyl Inulin is a modified plant polysaccharide that functions as a mild emulsifier, stabilizer, and conditioning polymer, particularly valued in natural cosmetic formulations.

Uses:
Stearoyl inulin is widely used as a natural emulsifier in cosmetic and personal-care products.
Stearoyl Inulin helps stabilize oil–water emulsions in creams, lotions, and serums.
This improves product consistency and shelf stability.

In skin-care formulations, stearoyl inulin functions as a conditioning and moisturizing agent.
Stearoyl Inulin forms a light film on the skin that improves softness and smoothness.
This enhances the sensory feel of creams and lotions.

Stearoyl inulin is used in natural and organic cosmetic products as an alternative to synthetic emulsifiers.
Its plant-derived origin makes it suitable for eco-labeled formulations.
Stearoyl Inulin supports mild and sustainable cosmetic systems.

In facial creams and moisturizers, it helps stabilize emulsions containing plant oils and active ingredients.
Stearoyl Inulin maintains uniform distribution of ingredients.
This supports consistent product performance.

Stearoyl inulin is applied in sunscreen and sun-care products to help stabilize emulsions containing UV filters and oils.
Stearoyl Inulin contributes to smooth texture and spreadability.
This improves product application.

In makeup formulations, such as foundations and BB creams, it acts as a stabilizer and texture modifier.
Stearoyl Inulin helps disperse pigments and oils evenly.
This supports smooth and uniform application.

Stearoyl inulin is used in body-care products, including body lotions and creams.
It enhances moisturizing feel and product stability.
This improves overall formulation quality.

In hair-care products, it can function as a mild conditioning and stabilizing ingredient.
Stearoyl Inulin helps improve product texture and manageability.
This supports smoother hair feel.

Stearoyl inulin is also used in pharmaceutical and dermatological topical formulations as a stabilizer and emulsifying aid.
It helps maintain uniform dispersion of active ingredients.
Stearoyl Inulin is used wherever natural emulsification, formulation stability, and improved skin feel are required, especially in cosmetic and personal-care products.

Stearoyl inulin is used in lightweight moisturizing emulsions where a non-greasy skin feel is desired.
It helps create smooth, fast-absorbing creams and lotions.
This improves user comfort in daily skin-care products.

In anti-aging and treatment creams, stearoyl inulin stabilizes emulsions containing active ingredients such as vitamins, peptides, and plant extracts.
It helps maintain uniform distribution of these components.
This supports consistent product effectiveness.

Stearoyl inulin is applied in after-sun and soothing skin-care formulations.
It helps stabilize oils and botanical extracts.
This contributes to a calming and moisturizing product texture.

In baby-care products, the ingredient is used as a mild emulsifier and conditioning agent.
Stearoyl Inulin helps create gentle formulations suitable for sensitive skin.
This improves product safety and comfort.

Stearoyl Inulin is used in cleansing balms and cleansing creams to stabilize mixtures of oils and water.
The ingredient helps maintain smooth texture during use.
This improves product application and rinse-off properties.

Stearoyl inulin is used in dermatological creams and ointments as a stabilizing polymer.
It helps disperse active pharmaceutical ingredients evenly.
This supports controlled topical delivery.

In eco-friendly and biodegradable cosmetic formulations, stearoyl inulin serves as a plant-derived emulsifier.
Stearoyl Inulin replaces certain synthetic surfactants.
This supports sustainability-focused product development.

Stearoyl inulin is also applied in cosmetic gels and hybrid emulsions where both thickening and stabilization are required.
It helps control viscosity and maintain uniform structure.
This improves long-term product stability.

Safety Profile:
Stearoyl inulin is generally considered to have low hazard potential when used in cosmetic and personal-care formulations.
Stearoyl Inulin is derived from plant-based inulin and fatty acids and is regarded as relatively mild.
However, standard precautions should be followed when handling the raw material.

Skin contact is typically well tolerated, but prolonged exposure to concentrated powder may cause mild irritation in sensitive individuals.
Symptoms may include slight redness or dryness.
Protective gloves are recommended during bulk handling.

Eye contact with powder or concentrated formulations may cause mild mechanical irritation.
This may result in temporary redness or discomfort.
Eyes should be rinsed with water if exposure occurs.

Inhalation of fine powder may cause respiratory irritation in occupational environments.
Dust particles can irritate the nose and throat.
Proper ventilation and dust control should be maintained.

Ingestion is considered low toxicity, since inulin-based compounds are derived from carbohydrate polymers.
However, large amounts may cause mild gastrointestinal discomfort.
Stearoyl Inulin is not intended for oral consumption unless specifically approved.

Stearoyl inulin is not highly flammable, but fine powders may present a combustible dust risk under certain conditions.
Dust accumulation should be minimized in industrial environments.
Standard fire safety measures should be followed.