Xanthan Gum

xanthan gum
Food Grade · 80–200 mesh · E415 · Thickener

Application Solutions for Food-Grade Xanthan Gum

Effectively resolve issues such as phase separation, residue clinging to container walls, ice crystal formation, and syneresis (water separation) in sauces.
Ensure stable and safe thickening and emulsification for your food formulations.


Xanthan Gum Application Solutions
 Thickening and Texture Optimization
 Improved Dispersion and Hydration
 Enhanced Stability
 Reliable Raw Material Supply
xanthan gum (1)
FORMULATION CHALLENGES

Are Your Products Facing these Formulation Challenges?

Minor texture and stability issues can undermine production efficiency, batch consistency, overall cost control and consumer experience.

No Separation

Sauce Layering and Oil-Water Separation

An unstable emulsion system leads to the separation of oil and aqueous phases, directly compromising the product's uniform texture and appearance.

No Sedimentation

Solid Sedimentation and Loss of Suspension

Insufficient suspension capacity causes solid particles to settle and aggregate, diminishing the product's perceived quality and mouthfeel.

High Viscosity

Excessive Thinness and Poor Adherence (Coating)

A mismatch between fluidity and viscosity leads to the settling of spices and seasonings, making the product prone to layering during storage.

No Ice Crystals

Ice Crystal Formation and Moisture Exudation in Frozen Foods

Structural changes occurring during freezing and thawing, combined with moisture migration, negatively affect the product's texture and appearance.

The hidden costs stemming from these issues

Tangibly impact the stability of a company’s products and are further amplified throughout the production process.

✓ Reduced efficiency in food production
✓ Inconsistent quality of finished products
✓ Increased raw material and overall production costs
✓ Declining customer satisfaction and trust

What is the Xanthan Gum?

Xanthan Gum Polifar

Xanthan gum is a white to light-yellow powder of high-molecular-weight polysaccharide colloid, widely used in food systems for thickening, suspension, emulsification, and rheology control. Key characteristics include broad pH stability, salt tolerance, thermal stability, and pseudoplastic (shear-thinning) behavior.

Commonly offered mesh sizes include 80 mesh and 200 mesh. Standard reference specifications (tested in a 1% KCl solution) indicate a viscosity range of 1,200–1,600 mPa·s. For exact parameters, please refer to the batch-specific Product Specification and Certificate of Analysis (COA).

Efficient Thickening Shear-Thinning Salt Tolerance Excellent Suspension Rheology Control
Xanthan gum is not a one-size-fits-all solution. Performance depends on dosage, dispersion method, formulation components, processing conditions, and storage environment. Application testing is strongly recommended prior to full-scale use.
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Polifar Xanthan Gum Advantages

From thickening to batch-to-batch consistency, every aspect is designed to make your formulation process more worry-free.

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1. High-Efficiency Thickening

Xanthan gum can be compounded with locust bean gum, guar gum, CMC, lactates and other ingredients for remarkable thickening performance, helping food manufacturers achieve targeted texture profiles.

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2. Shear-Thinning Property

Its viscosity drops under high shear stress for easy pumping and canning, while high viscosity is restored at rest to effectively prevent sedimentation and phase separation.

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3. Suspension Support

It modifies the rheological properties of the continuous phase to keep particles suspended and greatly reduce sedimentation risks in formulations.

 

4. System Stability

Tolerant to high-salt and acidic conditions. It maintains consistent viscosity and avoids separation after repeated high-temperature sterilization or freeze-thaw cycles.

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5. Fast Dissolution

It disperses and dissolves rapidly with low agglomeration, making it easy to handle during batching. The 80-mesh grade works well for oyster sauce, sauces and other applications with moderate dispersion requirements; the 200-mesh grade is ideal for beverages and frozen desserts.

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6. Batch Consistency

Stable viscosity across batches with uniform molecular weight distribution and narrow viscosity deviation. It saves manufacturers labor and repeated formulation adjustment work.

⚠ Note: Xanthan gum is not a universal fix.
Xanthan gum improves suspension in certain food systems, yet it cannot guarantee zero sedimentation for all particles.
While xanthan gum boosts system viscosity, higher dosage does not always yield better results.
It delivers synergistic effects with selected hydrocolloids, but combinations must be validated by testing.
Xanthan gum enhances physical stability, but it is not a substitute for proper sterilization, hygiene controls or food safety management.

Xanthan Gum COA

Polifar mainly supplies food-grade xanthan gum in 80-mesh and 200-mesh grades. Industrial-grade and oil-drilling-grade xanthan gum are also available upon special request.

Item 80 Mesh Standard 200 Mesh Standard
Appearance Off-white or Light Yellow Free Flowing Powder Off-white or Light Yellow Free Flowing Powder
ASSAY:(of carbon dioxide) 91–108% (4.2%–5%) 91–108% (4.2%–5%)
pass through(80 or 200mesh)% (80 mesh)≥95.0 (200 mesh)≥92.0
Viscosity
1% XG in 1% KCL solution, mPa.s
1300–1700 1300–1700
Shear Ratio ≥6.5 ≥6.5
PH (1%XG solution) 6.0–8.0 6.0–8.0
Loss on drying,% ≤13.0 ≤13.0
Ash,% ≤13.0 ≤13.0
Pyruvic Acid,% ≥1.5 ≥1.5
V1:V2 1.02–1.45 1.02–1.45
Total Nitrogen,% ≤1.5 ≤1.5
Ethanol and Isopropyl alcohol,ppm ≤500 ≤500
Total Heavy Metals(as Pb),ppm ≤20.0 ≤20.0
Pb,ppm ≤2.0 ≤2.0
As,ppm ≤2.0 ≤2.0
Hg,ppm ≤1.0 ≤1.0
Cd,ppm ≤1.0 ≤1.0
Total Plate Count,CFU/g ≤2000 ≤2000
Yeasts & Moulds,CFU/g ≤100 ≤100
Coliforms,MPN/g ≤3 ≤3
E.coli,in 5g Negative Negative
Salmonella 0/25g 0/25g
Staphylococcus Aureus Negative Negative
Xanthomonas campestris in 1g Negative Negative
Amylase Activity Test Pass Pass

Applications of Xanthan Gum in the Food Industry

Covers six core sectors: sauces, beverages, dairy products, baked goods, frozen foods, and confectionery.

Sauces & Condiments

Sauces & Condiments

Challenges
Sauces are too thin with poor cling performance Sedimentation of spices and other solid particles Phase separation during storage Significant batch-to-batch variation in flow properties and texture
Solution

Select xanthan gum and choose the appropriate mesh grade based on your food system. Combined with your production process, it can effectively adjust sauce viscosity, improve particle suspension, and meet different requirements for flow behavior and texture.

Applications
Salad dressings tomato ketchup barbecue sauces compound condiment sauces flavoring liquids
Beverages & Fruit Juices

Beverages & Fruit Juices

Challenges
Pulp sedimentation in juices and beverages Thin, watery mouthfeel Obvious phase separation after standing
Solution

Incorporate xanthan gum into the formulation to optimize viscosity and rheology, and enhance the stability of suspended liquids.

Applications
Fruit juice drinks particle-containing beverages flavored drinks selected plant-based beverages
Dairy Products & Dairy Drinks

Dairy Products & Dairy Drinks

Challenges
Uneven product texture Lack of rich, creamy mouthfeel Insufficient storage stability Difficult formulation tuning when multiple stabilizers are blended
Solution

Xanthan gum delivers thickening and stabilizing effects in selected dairy products and drinks. It helps R&D teams fine-tune the mouthfeel, body and overall system of dairy products.

Applications
Yogurt set yogurt thick yogurt milk skin yogurt dairy drinks
Baked Goods & Gluten-Free Foods

Baked Goods & Gluten-Free Foods

Challenges
Poor structure of gluten-free dough Unsatisfactory batter viscosity that hinders processing Finished texture fails to meet targets
Solution

Proper addition of xanthan gum in gluten-free baking formulas provides elasticity and structural support, improving the processability of batters and doughs.

Applications
Gluten-free bread premixes toast dinner rolls French macarons oatmeal cookies
Frozen Foods & Frozen Desserts

Frozen Foods & Frozen Desserts

Challenges
Inconsistent texture after freezing and thawing Ice crystal formation in ice cream and water syneresis in other products Degradation of texture and structure
Solution

In ice cream and frozen desserts, xanthan gum helps control overall viscosity and retain water, boosting the physical stability of the food matrix.

Applications
Frozen dough products frozen baked bread ice cream popsicles
Confectionery

Confectionery

Challenges
Candies tend to collapse, grain or absorb moisture during forming Low gel strength leads to deformation and sticking Brittle mouthfeel and loose structure after storage
Solution

Used as a gel enhancer in confectionery, xanthan gum synergistically reinforces the gel network, locks moisture, inhibits sugar recrystallization and graining, stabilizes candy shape, improves chewiness, and reduces risks of sticking and deformation.

Applications
Gummy candies gel confectionery toffees filled candies

Industrial Grade Xanthan Gum for Oil Drilling Application Solution

What is Industrial Grade Xanthan Gum?

Industrial grade xanthan gum differs from food grade xanthan gum. Their applications must be strictly separated, and the two grades are not interchangeable. Designed for global energy exploration, industrial grade xanthan gum performs reliably under harsh geological conditions including high temperature, high salinity, high calcium and magnesium, offshore drilling, high brine formations and permafrost zones. It delivers outstanding cuttings carrying capacity and efficient fluid loss control.

Why is Xanthan Gum Used in Oil Drilling?

Common Challenges in Oil Drilling Operations

Harsh downhole conditions: Mud properties tend to degrade and fail under high temperature, high salinity, high pressure and contamination. Viscosity drops downhole, leading to unstable fluid systems.

Risk of stuck pipe: Inadequate hole cleaning and poor cuttings transport allow rock debris to settle, which greatly increases the risk of stuck pipe.

Poor fluid loss control: Low-quality filter cake results in ineffective fluid loss control, raising the risk of wellbore collapse.

Key Benefits of Industrial Xanthan Gum for Oilfield Drilling

Excellent environmental tolerance

Suitable for selected drilling, completion and workover fluid systems. It withstands saturated brine and high-calcium environments and maintains stable mud performance at elevated temperatures.

Superior cuttings carrying capacity

Thanks to its distinctive shear-thinning behavior, it maintains high viscosity under low shear rates. This helps drilling fluids transport rock cuttings efficiently and keeps solid particles suspended in the fluid.

High-performance fluid loss additive

It forms a low-permeability filter cake on the wellbore wall to reduce fluid loss, stabilize the wellbore, minimize mud filtrate invasion into formations and protect hydrocarbon reservoirs.

Oil-drilling grade xanthan gum
Food-Grade vs Industrial/Oilfield Drilling-Grade Xanthan Gum Comparison

Food-Grade vs Industrial/Oilfield Drilling-Grade Xanthan Gum Comparison

Comparison Dimensions Food-Grade Xanthan Gum Industrial-Grade / Oilfield Drilling-Grade Xanthan Gum
Executive Standards National Standard for Food Additives (GB 1886.41) Governed by internal corporate standards or oilfield-specific (XC polymer) standards; no national standard (GB) for food-grade applications exists.
Heavy Metals and Microorganisms Strict limits on lead and arsenic; mandatory controls for total plate count, molds and yeasts, coliforms, and Salmonella Not subject to the mandatory microbiological controls required for food-grade products; specifications are instead tailored to performance requirements for specific industrial applications.
Common Particle Sizes Available in 80-mesh (for sauces/oyster sauce) and 200-mesh instant-dissolving (for beverages/cold drinks) Primarily available as 40-mesh coarse granules (for oilfield drilling/fracturing), with 80-mesh versions also available for general industrial use.
Key Performance Focus Controlled purity and enzyme residues; consistent batch-to-batch viscosity; excellent solubility and dispersibility Key properties include viscosity in saline environments, resistance to calcium and magnesium ions, low-shear suspension capacity, and stable rheological performance at high temperatures.
Typical Applications Applications: Condiments, beverages, meat products, baked goods, and frozen foods Used as a viscosifier and fluid-loss control agent in drilling fluids, as well as in fracturing fluids, coatings, and agricultural pesticide suspensions.
Compliance Red Lines Suitable for food use; the use of industrial-grade xanthan gum as a substitute for food-grade in food production is strictly prohibited For industrial use only; must not come into contact with food.

From Food Stability to Oilfield Performance

Xanthan gum is widely recognized in the food industry as a reliable thickener and stabilizer (E415), ensuring smooth texture and consistent product performance. However, its unique rheological properties also make it highly valuable in demanding industrial environments — especially in oil drilling operations, where fluid performance is critical.

At Polifar, we understand that different industries require different performance standards. That's why we supply both food grade xanthan gum (E415) and industrial grade xanthan gum for oil drilling applications, helping customers choose the right solution for their specific needs.

Conform to the standard of API
Test Item(80 Mesh) Specification Test Item(200 Mesh) Specification
Appearance Off-white or Light Yellow Free Flowing Powder Appearance Off-white or Light Yellow Free Flowing Powder
Dry Sieve Analysis,%Thru US #40 ≥95.0 Thru200mesh,% ≥85.0
Dry Sieve Analysis,%Thru US #200 ≤50.0 Viscosity1%XGin1%KCLsolution,mPa.s ≥1300
Shear Ratio ≥6.5 ShearRatio ≥6.5
PH(1%XG solution) 6.0-8.0 PH(1%XGsolution) 6.0-8.0
Loss on Drying,% ≤13.0 LossonDrying,% ≤13.0
Ash,% ≤13.0 Ash,% ≤13.0
Pyruvic Acid, % ≥1.5 Pyruvic Acid, % ≥1.5
Rheology Test 0.28%XG in Sea Water Solution
600 rpm,mPa.s ≥70.0 600rpm, mPa.s ≥70.0
300 rpm,mPa.s ≥55.0 300rpm, mPa.s ≥55.0
200 rpm,mPa.s ≥45.0 200rpm, mPa.s ≥45.0
100 rpm,mPa.s ≥35.0 100rpm, mPa.s ≥35.0
6 rpm,mPa.s ≥18.0 6rpm, mPa.s ≥18.0
3 rpm,mPa.s ≥16.0 3rpm, mPa.s ≥16.0
1.5rpm,mPa.s
Brookfield LV,1.5rpm(mPa.s)
≥1950 1.5rpm,mPa.s
BrookfieldLV,1.5rpm(mPa.s)
≥1950

Quick Selection Recommendations

1. For beverages & sauces 2. For dairy & creamy texture
Xanthan Gum (premium stability) or CMC (cost-effective choice) CMC (smooth & stable) or Gelatin (better mouthfeel)
3. For gummies, jelly, desserts 4. For innovative / functional foods
Gelatin (soft & elastic) or Sodium Alginate (firm gel) Sodium Alginate (encapsulation, molecular gastronomy)

Pro Tip for Buyers

Different thickeners are not interchangeable — selecting the right one can significantly impact:

  • Product texture & stability
  • Processing performance
  • Cost efficiency

Polifar provides a full portfolio of thickening solutions to support your formulation needs.

FAQs
  • Q1: Can Polifar offer custom viscosity or particle size specifications?
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    A1: Yes. We support custom particle sizes ranging from 80 mesh to 200 mesh and targeted viscosity ranges according to your production process requirements.

  • Q2: What is the MOQ, sample policy and lead time for xanthan gum?
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    A2: Free samples are available for testing; customers only cover shipping costs. We support small trial orders as well as full-container bulk shipments. Standard grades can be shipped promptly after order confirmation.
  • Q3: Is xanthan gum suitable for cold beverages or cold-water systems?
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    A3: Xanthan gum can disperse and gradually hydrate in cold water. However, the hydration rate and final performance are affected by powder grade, feeding method, agitation conditions and formulation composition.
    If your production requires fast dispersion, we can evaluate the suitable grade and dispersion method for your process.

  • Q4: What temperature can xanthan gum withstand in oil drilling? Can it work above 71°C?
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    A4: Standard xanthan gum degrades noticeably above approximately 71°C. Feasibility at higher temperatures depends on bottomhole temperature, salinity, shear history and whether modified or blended formulations are adopted. We cannot guarantee performance at a specific temperature without knowing your operating conditions.

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