Diet, Food & Fitness

Is Cornstarch Gluten Free?

Corn starch is a great substitute for gluten in cooking and baking. It has the same consistency as flour and can be used as a thickener. So, people wonder is cornstarch gluten free or not.

Corn starch can also be used to replace eggs, butter, and milk in recipes. This guide is for anyone who wants to cook and bake with corn starch.

What is Cornstarch?

Cornstarch is a gluten-free carbohydrate that comes from corn. It can be used as an alternative to wheat flour containing gluten. Gluten has been linked to health problems for people with certain digestive disorders or allergies, but many healthy individuals also avoid it in their diets because they think it’s healthier.

Research on Cornstarch and Gluten

However, no studies show whether eating less gluten is better for your health unless you have celiac disease or non-celiac gluten intolerance. So far, research indicates that avoiding all foods containing this protein may not always benefit adults who don’t have these conditions and doesn’t help children maintain adequate growth either so sticking to a strict diet isn’t necessary.

In particular, a gluten-free diet may benefit people with irritable bowel syndrome or chronic fatigue syndrome because it restricts the intake of certain carbohydrates that can worsen stomach issues and mental health problems, respectively. But suppose you don’t already suffer from these conditions, in that case, there’s no reason to avoid gluten unless your doctor recommends doing so after evaluating whether you truly need this type of intervention.

Conclusion from research

In general, Cornstarch is free from common allergens such as soy, dairy products, and peanuts but keep in mind that not every brand will be guaranteed safe for those who are allergic to milk due to potential cross-contamination during processing at manufacturing facilities where multiple ingredients are used together on shared equipment. Corn starch has been known as an alternative ingredient for those who are allergic to gluten and lactose, as it is a carbohydrate that comes from the maize plant.

Food containing cornstarch

Cornstarch can be found in many different foods such as sauces and gravies (including cream sauce), soups, pudding, baby food, fruit pie fillings, or canned fruits. It’s also used for thickening milk or other liquids quickly when making homemade juices or smoothies without needing to boil anything first like you would with traditional thickeners such as flour. This helps reduce the cooking time required by using more advanced methods, making preparing healthy meals easier for those who cannot dedicate too much time away from work due to hectic schedules. 

How long does corn starch last after opened?

Cornstarch can last up to two years in an unopened container. Once it is opened, it should last for about six months. Cornstarch can be a thickener for sauces, soups, and stews. It can also be used as a coating for chicken or fish. Cornstarch is gluten-free, making it a good choice for people who have gluten allergies or sensitivities.”

Gluten free products

Examples of gluten-free products are pasta, bread, cake mixes, and Cornstarch.

Gluten is a protein present in wheat products such as flour, baking, and sauce thickening. Some people with celiac disease cannot tolerate gluten because it damages the lining of their intestines, preventing them from absorbing nutrients from food. Eating foods containing gluten can cause painful symptoms such as bloating, gas diarrhea, constipation, weight loss, and fatigue. The damage to the intestine also increases the risk for certain cancers, including lymphoma and adenocarcinoma type of thyroid cancer. 

Gluten-free diets are becoming more and more popular. There is a wide variety of gluten-free products available in the market.

Some of the brands that offer gluten-free corn starch products are:

  • Arrowhead Mills
  • Bob’s Red Mill
  • Hodgson Mill
  • Jovial Foods
  • Koda Farms, Inc.

People who have sensitivities to gluten but do not have celiac disease may experience similar digestive problems after eating foods containing gluten, but they will typically recover within a few hours and do not experience long-term damage to their intestines.

Is Cornstarch Gluten Free?

Cornstarch is gluten-free so it can be substituted for flour in recipes. Many gluten-free products on the market like pasta, bread, cake mixes, and Cornstarch make it easy for people with celiac disease or gluten sensitivities to follow a gluten-free diet. Just be sure to read the labels carefully to avoid hidden sources of gluten.

Some common foods that contain gluten

  • Wheat
  • Barley
  • Rye
  • Triticale

These grains have a gluten protein that can cause health problems for people with celiac disease or gluten intolerance. Cornstarch, made from corn, is gluten-free and safe to eat for people with these conditions. Many food manufacturers offer gluten-free versions of their products, so it’s easy to find foods that don’t contain gluten.

Many other types of flour are also gluten-free, including almond flour, coconut flour, and rice flour. These flours can be used in wheat flour in recipes to make delicious dishes that everyone can enjoy. There are also many cookbooks available with recipes specifically for gluten-free cooking.

So if you are looking for a delicious and healthy way to enjoy your food, consider trying some recipes that use gluten-free flours. You may be surprised at how good they taste!

Recipe for a delicious, healthy baked apple crisp (gluten-free)


One large apple, peeled and sliced thin

  • ¼ cup cornstarch
  • ½ teaspoon cinnamon
  • pinch of nutmeg
  • pinch of allspice
  • ¼ cup brown sugar, packed
  • teaspoon vanilla extract
  • tablespoon butter, melted


  • ¼ cup gluten-free oats (I use Bob’s, Red Mill) 
  • ¼ cup almond flour or hazelnut meal ( I grind my own from whole nuts) -teaspoon cinnamon 
  • (OPTIONAL) ¼ teaspoon freshly grated ginger root 

Instructions: Preheat the oven to 375 degrees F. in an eight-inch baking pan or a pie plate, toss apple slices with Cornstarch and spices. Whisk the brown sugar, vanilla extract, and melted butter in a small bowl. Pour mixture over apples in a baking dish, then sprinkle oat topping evenly on the fruit mixture. Bake for 35-40 minutes or until golden brown on edges and bubbly around the sides. Serve warm or topped with homemade whipped cream (vanilla ice cream would be amazing too!)

What are some common uses for Cornstarch?

Cornstarch is a thickener used in soups, gravies, and sauces recipes.

It has also made foods like mashed potatoes or fried chicken crispier.

Cornstarch was originally made from the endosperm of maize (corn) kernels, but now it’s typically derived from wheat; however, this isn’t always true as some manufacturers produce Cornstarch using only non-genetically modified corn such as organic white corn. Some people with gluten sensitivities may still react when consuming Cornstarch products because they contain trace amounts of gluten and other allergens due to cross-contamination during production. Anytime you’re cooking with anything containing gluten, you should read the label thoroughly before buying or consuming it.

Gluten-free alternatives to Cornstarch are

Tapioca starch and arrowroot starch. They are both made from dried root vegetables and have a similar texture to Cornstarch. These starches can be a thickener for sauces, gravies, and stews.

Another gluten-free option is potato starch which is made from potatoes. Potato starch has a slightly different texture than Cornstarch, but it also works well as a thickener for sauces, gravy, and stews. Rice flour is another gluten-free alternative to Cornstarch that can be used similarly.

Several commercially available gluten-free thickeners can be used in place of Cornstarch. These include xanthan gum and guar gum. These thickeners are made from ground-up seeds, and they work in much the same way as Cornstarch.

What is xanthan gum?

Xanthan gum is a gluten-free thickening agent made from wheat or rice. It is used in many processed foods to give them a more consistent texture. Xanthan gum can also be used as a stabilizer in sauces and dressings. If you are following a gluten-free diet, be sure to check the labels of all processed foods for xanthan gum. Some brands use this ingredient as a filler, adding unwanted grams of carbohydrates to your diet. There are several good gluten-free substitutes for xanthan gum, including guar gum and arrowroot powder. Choose the one that best suits your needs and recipe requirements.

What is guar gum

Guar gum is a plant-based thickener that is used in place of gluten. It can be found in most natural food stores and online. Guar gum is made from the guar bean, ground into a powder, and then mixed with water. When it comes to cooking and baking, guar gum can be a thickener for sauces, soups, and gravies. It can also bind ingredients together in recipes like burgers or meatballs. Guar gum is gluten-free, vegan, and kosher.

Recipes that use Cornstarch as a thickener often

Cornstarch is gluten-free, making it a safe choice for those on a gluten-free diet. Many recipes can be made with Cornstarch, including sauces, gravies, and soups. Cornstarch is a good option to consider when looking for a gluten-free thickener.

Cornstarch can also be used in baking recipes. It can be substituted for wheat flour in some cases, making it a versatile ingredient to have on hand. Check the recipe thoroughly before substituting Cornstarch for wheat flour, as not all recipes will work well with this substitution. Cornstarch is available at most grocery stores and online retailers.

How to substitute for corn starch?

To substitute for corn starch, a ratio of about three parts flour to one part cornstarch is typically used. Corn starch is gluten-free, so this substitution will work for recipes that need a gluten-free flour blend. If you don’t have Cornstarch on hand, you can make a quick and easy substitute by using potato starch. Use one cup of potato starch for every one cup of Cornstarch called for in the recipe.

Potato starch is also gluten-free, substituting recipes that need a gluten-free flour blend. However, it does not have the same thickening power as Cornstarch, so you may need to use more of it if the recipe calls for a thicker consistency. Additionally, because potato starch is high in carbohydrates, it may impact blood sugar levels differently than Cornstarch. If you have diabetes, you may want to check with your doctor before using it in place of Cornstarch.

Some warnings about using too much or substituting it with other things, such as flour or arrowroot powder,

Some of the side effects of Cornstarch are weight gain and increased blood sugar levels.

Cornstarch is a viable gluten-free option for thickening sauces or gravies for people with gluten sensitivities. Just be sure to check the ingredients list to make sure that the Cornstarch you’re using hasn’t been cross-contaminated with wheat products.

Cornstarch is also a good choice for those trying to cut down on their carbohydrate intake, as it has a lower glycemic index than flour. This means that it doesn’t cause an increase in blood sugar levels when consumed. However, it’s still important to moderate your intake, as too much Cornstarch can lead to weight gain.

Also Read: Cornstarch Nutrition Fact


If you’re looking for a great way to cut on the carbs then why not try using Cornstarch instead of wheat flour in your recipes. Cornstarch is a popular substitute for wheat and can be used as an alternative in many recipes.

So, what’s the verdict? Is Cornstarch gluten-free? The answer is yes! Cornstarch can be used as a thickener in gluten-free recipes, and it can be substituted for flour in some recipes. Just check the recipe to see if any other ingredients contain gluten. 


Is Cornstarch gluten-free?

Yes, Cornstarch is gluten-free. It is made from the starchy endosperm of a kernel of maize (corn). Cornstarch is a great thickener for sauces, soups, and gravies. It can also dust food before frying or roasting to help with browning and crisping.

Rashmi Shrestha

Namastey!! I am Rashmi Shrestha. I am an enthusiast writer and reader. I have completed my degree Bsc. Human biology from Kathmandu University. I love to read poetry and write some too. I am looking forward to working with WOMS

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