What is sugar-free vanilla syrup made out of?

Quick Answer

Sugar-free vanilla syrup is typically made from water, vanilla extract, and sugar substitutes like sucralose or stevia. The key ingredients are water for the liquid base, vanilla extract for flavoring, and a sugar substitute to provide sweetness without calories or carbohydrates.

Ingredients in Sugar-Free Vanilla Syrup


The main liquid ingredient in sugar-free vanilla syrup is water. Water comprises the majority of the syrup and provides the liquid base. Purified or distilled water is ideal to ensure a neutral flavor.

Vanilla Extract

Vanilla extract provides the signature vanilla flavor in sugar-free syrups. Vanilla extract is made by soaking vanilla beans in alcohol, which extracts the flavor compounds. Pure vanilla extract delivers robust, aromatic vanilla flavor.

Sugar Substitutes

Since sugar-free vanilla syrups do not contain real sugar, they are sweetened with non-nutritive sugar substitutes. Common sugar substitutes used include:

  • Sucralose – Sucralose is an artificial sweetener made from sugar but contains no calories. It’s 600 times sweeter than sugar and stable in heat, making it suitable for syrups.
  • Stevia – Stevia leaf extract is a natural, zero-calorie sweetener that is 200-300 times sweeter than sugar. Stevia syrups provide sweetness without artificial ingredients.
  • Acesulfame potassium – Ace-K is an artificial sweetener that is 200 times sweeter than sugar. It’s often blended with sucralose in sugar-free syrups.
  • Aspartame – Aspartame is an artificial sweetener that is 200 times sweeter than sugar. However, it loses sweetness when heated so is less commonly used in syrups.

These sweeteners allow the syrup to taste sweet without adding sugars or calories. Sucralose is the most commonly used because it provides the closest sugar-like taste and can withstand heating.


Sugar-free syrups often contain thickening agents to give the syrup a viscous, pourable consistency. Common thickeners include:

  • Xanthan gum – This gluten-free polysaccharide is commonly used to thicken and stabilize food products like syrups.
  • Guar gum – Another gluten-free thickener made from guar beans.
  • Locust bean gum – Adds viscosity and stability.
  • Carrageenan – Derived from red seaweed, carrageenan is a vegan and vegetarian thickening agent.

These thickening agents allow the syrup to have a smooth, even texture.


Small amounts of preservatives help extend the shelf life of opened sugar-free syrups. Common preservatives include:

  • Potassium sorbate – Inhibits mold and bacterial growth.
  • Sodium benzoate – Prevents fungal and bacterial growth.

When stored properly in the refrigerator after opening, sugar-free syrups can last several months. The preservatives prevent premature spoilage.

pH Modifiers

Citric acid is sometimes added to sugar-free syrups to help balance the pH. Citric acid provides some tartness that balances the intense sweetness from artificial sweeteners. It helps give the syrup a more natural, well-rounded flavor.

Natural Flavorings

Some brands boost the flavor of their sugar-free vanilla syrups with additional natural vanilla flavorings, vanillin, or vanilla bean flecks. These provide a richer, more nuanced vanilla taste.

How Sugar-Free Vanilla Syrup is Made

Sugar-free vanilla syrup production involves several key steps:

  1. The liquid ingredients like water and vanilla extract are combined in a large batch tank.
  2. Thickeners like xanthan gum are whisked in to achieve the desired viscosity.
  3. The sugar substitute is added and dissolved completely into the mixture.
  4. Additional flavorings, preservatives, and pH modifiers are incorporated.
  5. The syrup is heated gently to activate the thickeners and develop the flavor.
  6. The mixture is homogenized to create an emulsion with an even consistency.
  7. The syrup is cooled down and bottled hot to sanitize the containers.
  8. The filled bottles are turned upside down momentarily to heat-sterilize the lids.
  9. The syrup bottles are labeled when cooled down.

Advanced automated equipment is used to efficiently mix large batches of syrup and fill bottles on high-speed bottling lines. Quality control checks are conducted throughout production to ensure consistency.

Differences from Regular Vanilla Syrup

Sugar-free vanilla syrup differs from regular vanilla syrup in a few key ways:


The main difference is that sugar-free syrups use non-nutritive sugar substitute sweeteners rather than sugar (sucrose). This eliminates calories, carbohydrates, and blood sugar spikes.

Glycemic Index

Regular syrup has a high glycemic index of around 70, while sugar-free syrup has a glycemic index of 0 since it contains no sugar. This makes sugar-free syrup safe for diabetics and low-carb diets.


Regular vanilla syrup contains around 60 calories per tablespoon. Sugar-free syrups contain 0-1 calories per tablespoon from the artificial sweeteners.

Flavor Differences

Some people feel regular syrup has a richer, more complex vanilla taste compared to sugar-free. However, premium sugar-free syrups using better sweeteners and flavorings can closely mimic the true vanilla flavor.


The consistency of sugar-free syrup is often slightly thinner than regular syrup. Thickeners are added to try to match the viscosity, but it can still be slightly more watery.

Popular Brands of Sugar-Free Vanilla Syrup

Some popular brands of sugar-free vanilla syrup include:

Torani Sugar Free Vanilla Syrup

  • Sweetened with sucralose
  • Smooth, pourable consistency
  • Made with natural flavors
  • Bottled in 25 oz and 750 mL sizes

Monin Sugar Free Vanilla Syrup

  • Made with sucralose and acesulfame K
  • Allergy-friendly, gluten-free, vegan
  • Subtle vanilla notes
  • 33.8 oz glass bottles

Skinny Syrups Sugar Free Vanilla

  • Stevia-sweetened
  • Non-GMO, kosher, gluten-free
  • Rich vanilla bean flavor
  • 16 oz and 64 oz bottles available

Jordan’s Skinny Syrups Sugar Free Vanilla

  • Made with a blend of stevia and erythritol
  • Contains vanilla bean flecks
  • Certified gluten-free and non-GMO
  • 12 oz and 24 oz glass bottles

DaVinci Sugar Free Vanilla Syrup

  • Sweetened with sucralose
  • Made with natural vanilla extract
  • Smooth consistency
  • 750mL and 25 oz bottles

There are many brands of high-quality sugar free vanilla syrups to choose from. Check the ingredients to find one that meets your taste, diet, and health preferences.

Uses for Sugar-Free Vanilla Syrup

Sugar-free vanilla syrup is highly versatile and can be used to add sweet vanilla flavor to:

Coffee and Tea

  • Add to plain coffee for a sugar-free vanilla latte
  • Flavor vanilla lattes made with low carb milk like almond or coconut milk
  • Sweeten iced coffee, cold brew, and frappe-style coffee drinks
  • Use in tea like vanilla chai tea or vanilla earl grey


  • Blend into protein shakes or fruit smoothies
  • Sweeten and flavor yogurt-based smoothies
  • Mix into nut milk or oat milk smoothies

Baked Goods

  • Replace sugar in sugar-free cakes, cookies, muffins
  • Use in keto-friendly or diabetic-friendly baked goods
  • Add flavor to sugar-free pancakes and waffles


  • Make sugar-free vanilla ice cream, pudding, custard
  • Use in sugar-free chia pudding, flan, rice pudding
  • Flavor sugar-free whipped cream
  • Sweeten fresh fruit dishes like fruit salad

Cocktails & Mocktails

  • Add to cocktails like vodka soda or rum and diet coke
  • Flavor sugar-free margaritas and daiquiris
  • Sweeten and flavor mocktails and lemonades

The syrup can be drizzled or stirred into anything needing a sweet vanilla kick. Get creative with shakes, yogurt, oatmeal and more.

Nutrition Facts of Sugar-Free Vanilla Syrup

Sugar-free vanilla syrup is low in calories and carbohydrates:

Serving Size 1 tbsp (15ml)
Calories 0-5
Total Fat 0g
Sodium 0-15mg
Total Carbs 0-1g
Sugars 0g
Protein 0g

As shown, a typical 1 tablespoon serving provides just 0-5 calories and 0-1g net carbs. There are no sugars since it’s sweetened with sucralose or stevia rather than real sugar. This makes it safe for keto and diabetic diets requiring tight control of carbohydrates.

Pros and Cons of Sugar-Free Vanilla Syrup

Some key pros and cons of sugar-free vanilla syrup include:


  • Very low in calories and carbs
  • Won’t spike blood sugar levels
  • Safe for diabetes and keto diets
  • Provides sweetness without sugar
  • Versatile flavor enhancer for drinks and recipes
  • Long shelf life when refrigerated after opening


  • Artificial sweetener aftertaste for some
  • Not considered natural
  • May cause digestive issues in sensitive individuals
  • Not quite as thick and rich as regular syrup
  • More expensive than regular syrup

The main benefit is providing sugar-free sweetness, which makes it useful for low-carb diets. However, some may dislike the artificial sweetener taste or experience digestive side effects. Check your tolerance before using large amounts.

Is Sugar-Free Vanilla Syrup Keto?

Sugar-free vanilla syrup is generally considered keto-friendly, since it contains minimal carbohydrates and will not take you out of ketosis. Most brands contain 0-1g net carbs per serving, allowing them to fit into a keto diet limiting carbs to 50g or less per day.

Stevia-sweetened syrups are the best keto choice, since stevia has no effect on blood sugar or insulin. Sucralose and other artificial sweeteners technically won’t kick you out of ketosis, but some argue they may hinder fat burning. Always check labels and aim for no more than a few tablespoons per day.

Is Sugar-Free Vanilla Syrup Safe for Diabetics?

Yes, sugar-free vanilla syrup is considered safe for people with diabetes. Since it’s sweetened without real sugar, it has a minimal impact on blood sugar.

The American Diabetes Association approves using sugar substitutes to provide sweetness without affecting blood glucose levels.1 Small amounts of sugar-free syrup will not cause blood sugar spikes.

Of course, moderation is still key – don’t start drinking unlimited sugar-free vanilla lattes. But an occasional serving can provide flavor in a diabetes-friendly way. Monitoring your blood sugar levels is always advised when trying new products.

How to Make Your Own Sugar-Free Vanilla Syrup

It’s possible to make your own homemade sugar-free vanilla syrup with just a few ingredients:


  • 1 cup water
  • 1-2 tsp vanilla extract
  • Sweetener like stevia extract or erythritol to taste
  • 1/2 tsp xanthan gum (optional thickener)


  1. Heat 1 cup water in a small pot until just simmering.
  2. Remove from heat and stir in vanilla extract and sweetener of choice to taste.
  3. For thicker syrup, whisk in xanthan gum. Let sit 2-3 minutes to thicken.
  4. Store in an airtight container in the refrigerator.

Experiment with different sugar substitutes like monk fruit or allulose to find your favorite. Always keep homemade syrup refrigerated, and use within 2-3 weeks.


Sugar-free vanilla syrup allows you to add delicious vanilla flavor to drinks and recipes without any added sugar. It’s formulated using sugar substitutes like sucralose or stevia to provide sweetness instead of sugar. Sugar-free vanilla syrup contains negligible calories and carbs, making it safe for keto and diabetic diets. Moderation is still key, as artificial sweeteners can cause digestive issues in excess. But used occasionally in coffee, tea, smoothies, and desserts, sugar-free vanilla syrup can be a tasty way to satisfy a sweet tooth without the sugar spike.

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