Xanthan Gum Vs Cornstarch: Choosing The Right Thickening Agent

Julie Brooks
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Julie Brooks
Julie Brooks is a Food Critic and content writer with seven years of experience evaluating recipes, cooking techniques, kitchen products, and dining trends. She earned a...
19 Min Read

When I was preparing the ingredients to make home-made ice cream, I asked my partner if he could add the thickener. He instead got confused between Xanthan Gum Vs Cornstarch and asked which one to use.

Both ingredients perform differently and give different texture. Sometimes people wonder if they can substitute Xanthan Gum for cornstarch. In some cases, yes and in some cases, no.

Xanthan Gum is an exceptional thickener but is expensive at cost. It is used in cooking and in cold food reciepes. On the other hand, Cornstarch is a carbohydrate-based thickener that looks glossy and smooth. These features make the choice complicated between Xanthan Gum vs cornstarch for thickening. 

In this guide, I will help you differentiate between Xanthan Gum Vs Cornstarch, so your food will turn out tasty. Here are some other varieties of thickener which work the same and can help you with varieties of dishes. 

Also read

What Is Xanthan Gum?

An Image of Xanthan Gum
An Image of Xanthan Gum

Xanthan Gum is a versatile thickener that is also a food additive which is chemically known as polysaccharide. This gum is a complex carbohydrate which is used in cooking, baking and food manufacturing in Industries.

People use this agent for the natural fermentation process. It is mostly used in the production of yogurt, vinegar and fermented beverages such as Soju, and commonly used in sauces, gravies, salad dressing, soups and desserts exceptionally. 

Xanthan also plays an important role in non-food applications such as cosmetics, skincare, toothpaste, personal care products or industrial applications.

Not just because of these applications, it is widely popular for its remarkable thickening power that surpasses others and it also works well in cold and hot liquids. Xanthan provides excellent stability to the texture and keeps natural flavour intact. 

What Is Cornstarch?

An image of Cornstarch
An image of Cornstarch

Cornstarch is commonly found in the form of fine white powder. This product is made up of the starchy portion of corn kernels. You can use this mostly in sauces, soups, gravies and desserts due to its thickening power which works perfectly.

It generally consists of starch entirely which is a complex plant carbohydrate. People initially prefer to use this for its versatility in usage in food. Due to its affordability, it is one of the most used products. 

Its usage range does not limit to food only, it goes beyond. Cornstarch is also one of the key ingredients in adhesives, paper manufacturing, pharmaceutical products or biodegradable materials.

It is excellent for high heat cooking or cooking crispy fried food. Even with all the key features, there are some limitations that come along. While comparing xanthan vs cornstarch, you might need xanthan agent as it is a little weak at thickening.  

Xanthan Gum Vs Cornstarch: Key Differences

An Image showing a comparison between Xanthan Gum and Cornstarch
An Image showing a comparison between Xanthan Gum and Cornstarch

If you compare Xanthan Gum Vs Cornstarch for liquid thickening, several structural differences make them considerably distinctive from each other.

They include source, performance, texture, appearance and even stability. Cornstarch and Xanthan Gum have unique nutritional properties which limits their usage. 

Source Of The Agent

In terms of the source, Xanthan Gum is produced from the fermentation of sugar using bacterium xanthomonas campertris that turns out to be the polysaccharide. It is highly processed and concentrated in nature which makes it most reactive in manufacturing.

In the context of the source, cornstarch is made up of endosperm present in corn kernels. To use this, it should be first separated from the germ, fiber and protein portion. It is naturally gluten free but minimally modified in comparison to Xanthan Gum.

Thickening Power 

In the context of thickening power, Xanthan Gum is an extremely powerful thickener. So much so, that even its low quantity works better in increasing the viscosity. Using this is efficient but it hydrates quickly and often gets slimy over time.

Hence, you should use this in small quantities for consistent thickening. However cornstarch is less potent and often needs to be used in large quantities. Eventually, it can be controlled and used in familiar methods. In regards to Xanthan Gum vs cornstarch for thickening, xanthan is more powerful than cornstarch.

Appearance and Texture 

Xanthan Gum appears smooth and elastic in texture. Using this would increase the viscosity without making the mix heavy. Xanthan has smooth mouthfeel with a stretchy consistency.

There is an excellent suspension of the particles that prevents ingredient separation. As for texture and appearance, cornstarch looks silky and smooth but has limited elasticity. It turns glossy and pleasantly thick on heating.

It is one of the main key differences between Xanthan Gum Vs Cornstarch that sets them apart from each other.

Durability 

It means how well a thickener preserves its texture and appearance when you cook, reheat or freeze. In that sense, Xanthan Gum is highly versatile in nature and it can adapt to a range of temperatures and conditions.

It performs well in every condition as its molecular structure remains intact maintaining the texture. Meanwhile Cornstarch works well but is generally less stable. Its texture might change if overheated, freezed or reheated. 

Nutritional Comparison 

In the comparison of Xanthan Gum vs cornstarch calories, there might not be too much difference but they impact on cooking majorly.

Xanthan Gum is a low calorie thickening agent, containing soluble fiber along with no fat and minimal blood sugar impact. In contrast, cornstarch consists of higher calories and carbohydrates but has minimal fiber. As an exception, there is a high blood sugar impact. 

Cost 

There is a huge difference in the cost of Xanthan Gum and cornstarch due to their formula structure. Cornstarch is more expensive because it’s extracted from corn and prepared with fermentation. It is prepared in a controlled atmosphere that increases its cost. On the contrary, Xanthan Gum is produced with simple manufacturing procedures in mass production. It can easily be found in the broad market. Even availability is an element that affects the cost. 

Basis Xanthan Gum Cornstarch 
Source Produced by fermentation of sugar by bacterium xanthomonas campestrisExtracted directly from starch endosperm of corn kernels
Appearance Fine off white powder to cream coloured Fine white powder
Texture Smooth, viscous and slightly elasticity is present  Smooth, silky and can be glossy in some cases
Stability Has excellent stability in various conditions and temperatureHas good stability but its texture can vary temperature to temperature
Nutrition Low calories and minimal sugar contentHigh calories and sugar content and has little fiber in the mixture
Thickening power It is a strong mixture as it is used in small amount for thickeningIt is moderately strong which requires a large amount to work
Cost Inexpensive and found everywhereGenerally expensive for per ounce quantity

Can You Use Xanthan Gum Instead Of Cornstarch?

Replacing ingredients is usually done while cooking but sometimes the substitution of the ingredients does not go as expected. People who love cooking wonder if you can use Xanthan Gum instead of cornstarch. Let’s see if they can substitute each other or not, if yes then how well will it work in the replacement. 

Accordingly, Xanthan Gum binds with water molecules to increase viscosity that works immediately. It is stronger in thickening the solution than other agents yet using in excess might ruin the dish. On the other hand, cornstarch works through the process of gelatinization that needs medium to thicken the mixture. 

In substitution, if Xanthan Gum Vs Cornstarch Ratio is compared, Xanthan Gum is used in lesser amounts than cornstarch. For soups, salad and pie filling, substitution will work excellently but for pudding, fried food and baking, it won’t serve successful results. 

Which One Should You Choose?

Choosing between Xanthan Gum Vs Cornstarch might be one of the most confusing decisions while cooking. They both perform differently in unique conditions and temperature.

Sometimes they can be substituted and sometimes not. Here, I have deliberately discussed which one to choose for what condition below for proper guidance in cooking. 

For Gluten-Free Baking 

A thickening agent plays an important role in baking. With respect to Xanthan Gum vs cornstarch for baking, using Xanthan Gum will be the best decision for baking as it improves the elasticity of the dough which cornstarch can not.

It holds the shape, enhances structure and retains moisture. Yet using cornstarch in some cases will prove to be playful. It lightens the texture, reduces the density of the dough and creates tenderness for fluffiness. 

For Sauces & Gravies 

Replacement of Xanthan Gum Vs Cornstarch will not be efficient as they provide unique textures making certain changes. If you use Xanthan Gum, then it works instantly and prevents separation.

There is greater control over the thickness and stabilisation. You can even reheat the mixture, even less amount makes a huge difference. Nevertheless, Cornstarch offers a traditional texture and glossy appearance. It is also easy to use while also providing visual appeal to the food. 

For Frozen Food 

Using thickening for frozen food is an important choice for food manufacturers. Mainly the choice is made between Xanthan Gum vs cornstarch ice cream, their effects in the mixture are normally different. It is generally checked in a freeze thaw challenge to choose the better one.

Xanthan Gum is superior to cornstarch. It provides excellent freezing stability, maintains viscosity and can easily handle multiple reheating cycles. Meanwhile cornstarch breaks while freezing and commonly separates. 

Xanthan Gum vs Other Food Thickeners

The comparison of Xanthan Gum vs cornstarch is not the only battle for thickening agent. There are other thickening agents in the market which work as well as Xanthan Gum. The question is which one is better for the recipe in the comparison of xanthan gum, guar gum and gelatin. 

Xanthan Gum Vs Guar Gum 

An Image showing a comparison between Xanthan Gum and Guar Gum
An Image showing a comparison between Xanthan Gum and Guar Gum

They both are based on hydrocolloids as they bind with the water to thicken the viscosity. It is generally used in thickeners, stabilizers and texture modifiers in non- food applications.

If you use Xanthan Gum, it gives consistent quality and functionality. Xanthan has strong thickening power that can adapt to any temperature or condition without breaking down. Nevertheless, Guar Gum performs almost equivalent to Xanthan Gum, but works less efficiently.

It hydrates quickly and is more sensitive to environmental conditions. With its excellent water binding capacity, it works efficiently in making ice-cream, dairy, bakery and textile products.

While Xanthan Gum is expensive, guar gum is much cheaper. To end the debate on which one is better between Xanthan Gum Vs Guar Gum is xanthan because of its exceptional properties. 

Xanthan Gum Vs Gelatin

An Image showing a comparison between Xanthan Gum and Gelatin
An Image showing a comparison between Xanthan Gum and Gelatin

The production of Xanthan Gum and gelatin differs highly. Gelatin is extracted through partial hydrolysis of collagen from animal tissue. It is not gluten free or suitable for vegetarian food.

There is a minimal amount of amino acid that eventually contributes in creating elastic gels or soft solid structure. It thickens moderately but works remarkably well in gel formation.

People prefer gelatin in the choice ofXanthan Gum Vs Gelatin as it melts into the mouth even though it thickens the mixture perfectly. Generally, gelatin is used in confectionery and dessert applications. 

Basis Xanthan Gum Guar Gum Gelatin 
Source Made through fermentation of xanthomonas campestris Made from seeds of cyamophsis tetragonoloba Extracted from animal collagen, not for vegetarian dishes
Appearance Cream coloured powder Off white powderFound in colourless to pale yellow powder to capsules
Texture Viscous and stable liquid  Thick and creamy liquid Elastic gel 
stability Excellent in every temperature or conditionWorks moderately Works moderately 
Cost Expensive Affordable Affordable 
Best for Sauces,dressing, gluten free foodsDairy products, bakery or frozen food Gummies, jellies and marshmallows

Conclusion 

In the end, the debate between Xanthan Gum vs cornstarch will never resolve as they both are excellent thickening agents but for different reasons.

They are used in different foods, Xanthan Gum offers viscosity, temperature stability and efficient performance in thickening the mixture. Meanwhile, Cornstarch looks glossy and smooth even though it is affordable. 

They both give different results due to their formation. Xanthan Gum is made through fermentation and cornstarch is used from starch endosperm. It is well suited for sauces and frozen foods. 

Choosing the correct thickening agent is necessary as it eventually transforms the texture and taste of the food. They both can be used in place of each other as cornstarch instead of Xanthan Gum and vice versa. What matters is how it works exceptionally while cooking. 

FAQs on Xanthan Gum Vs Cornstarch

Is Xanthan Gum or cornstarch healthier?

None is healthier in the context of dietary needs. They are often low-carbohydrate diets that reduce calories. You should not use them for diabetes management either. 

Can I replace cornstarch with Xanthan Gum?

Yes, they are replaceable to each other in the exact ratio of 1:1. From this perspective, the cornstarch agent will make the liquid glossy and smooth. Meanwhile, xanthan will give a distinctive texture that attains even more elasticity.

Can I use cornstarch instead of Xanthan Gum in baking?

In some cases, you can use cornstarch instead of Xanthan Gum. It gives gluten structure, enhances gas retention and reduces crumbling. In cornstarch, it absorbs water, softens texture, reduces protein strength and thickens fillings. 

Why avoid Xanthan Gum?

It is usually considered safe for consumption but it should be avoided in some cases such as digestive sensitivity, allergy concerns, texture issues and for infant safety.

Can I use cornstarch instead of xanthan in ice cream?

Yes, you can use cornstarch instead of Xanthan Gum in ice cream. It thickens the base while heating and improves body and texture. It also produces a custard-like consistency that is popular in ice cream. 

Is Xanthan Gum or cornstarch healthier?

Ans. None is healthier in the context of dietary needs. They are often low-carbohydrate diets and reduce calories. You should not use them for diabetes management either. 

Can I replace cornstarch with Xanthan Gum?

Ans. Yes, they are replaceable to each other in the exact ratio of 1:1. From this perspective, the cornstarch agent will make the liquid glossy and smooth. Meanwhile, xanthan will give a distinctive texture that attains even more elasticity.

Can I use cornstarch instead of Xanthan Gum in baking?

Ans. in some cases, you can use cornstarch instead of Xanthan Gum. It gives gluten structure, enhances gas retention and reduces crumbling. In cornstarch, it absorbs water, softens texture, reduces protein strength and thickens fillings. 

Why avoid Xanthan Gum?

Ans. It is usually considered safe for consumption but it should be avoided in some cases such as digestive sensitivity, allergy concerns, texture issues and for infant safety.

Can I use cornstarch instead of xanthan in ice cream?

Ans. Yes, you can use cornstarch instead of Xanthan Gum in ice cream. It thickens the base while heating and improves body and texture. It also produces a custard-like consistency that is popular in ice cream. 

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Julie Brooks is a Food Critic and content writer with seven years of experience evaluating recipes, cooking techniques, kitchen products, and dining trends. She earned a Bachelor's in Culinary Arts from Johnson & Wales University, providing a strong foundation in culinary principles and food preparation. Julie combines professional knowledge with practical insights to create well-researched, engaging, and accurate content that helps readers make informed decisions in the kitchen. At mamasmansion.com, she develops trustworthy articles, reviews, and food guides that prioritize clarity, authenticity, and real-world value. Her commitment to factual, reader-focused content makes her a reliable source for culinary advice and food-related recommendations.
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