Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks

Make your drinks special with this easy, homemade sugar free blueberry syrup. With just a few simple ingredients and 15 minutes, you’ll have a low carb, naturally sweet syrup that’s perfect for iced tea, lemonade, or cocktails. After making this many times, I’ve found that the key to a vibrant syrup is using fresh, ripe blueberries. If you love recipes like this, you’ll also enjoy Try this syrup in our Hibiscus Cardamom Iced Latte and Pair it with our Easy Rhubarb Crisp for a perfect summer dessert.

Why This Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks Is Pure Comfort
- Naturally sweet with no added sugar
- Versatile – use in drinks, pancakes, or yogurt
- Easy to make with just a few ingredients
- Low carb and keto friendly
What You'll Need for Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks
Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.
- 1 cup fresh blueberries
- 1 cup water
- 1/2 cup granulated sweetener (like erythritol or allulose)
- 1 tbsp lemon juice

π Ingredient Notes
- Blueberries: Fresh or frozen work equally well.
- Sweetener: Adjust to taste for your preferred level of sweetness.
π Tools & Equipment I Recommend
- Immersion Blender β Makes smooth syrup in seconds β See on Amazon
- Stainless Steel Saucepan β Even heat distribution for perfect simmering β See on Amazon

How to Make Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks
- Simmer: Combine blueberries, water, and sweetener in a saucepan. Bring to a boil, then reduce heat and simmer for 10 minutes.
- Blend: Use an immersion blender to puree the blueberries until smooth. Stir in lemon juice.
- Strain: Pour the syrup through a fine-mesh sieve into a clean jar or bottle. Discard the solids.
Cook's Tips for Perfect Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks
- Common mistake and fix: Don't overcook the syrup. It can become bitter. If it does, add a bit more sweetener to balance the flavor.
- Pro tip: For a stronger blueberry flavor, use 1.5 cups of blueberries.
- Pro tip: Store the syrup in the fridge for up to 2 weeks.
Storing & Reheating Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks
Short-Term Storage
Store in an airtight container in the fridge. Store in an airtight container in the fridge for up to 2 weeks. Make-ahead tip: Yes, make ahead and store in the fridge.
Freezing Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks
Freeze for up to 3 months.
Recipe Notes
- Chef tip: For a thicker syrup, simmer for a few more minutes or reduce the water.
- Best substitution: You can use other berries like strawberries or raspberries for a different flavor.
- Make-ahead: Make ahead and store in the fridge for up to 2 weeks.
- Scaling: Easily double or triple the recipe to make more syrup.
- Troubleshooting: If the syrup is too thick, thin it out with a bit more water.
Want to level up this recipe?
Fine-Mesh Sieve β Ensures a smooth, seed-free syrup β Check price on Amazon
Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks

Ingredients
Main Ingredients
- 1 cup fresh blueberries
- 1 cup water
- 1/2 cup granulated sweetener (like erythritol or allulose)
- 1 tbsp lemon juice
Instructions
- Simmer: Combine blueberries, water, and sweetener in a saucepan. Bring to a boil, then reduce heat and simmer for 10 minutes.
- Blend: Use an immersion blender to puree the blueberries until smooth. Stir in lemon juice.
- Strain: Pour the syrup through a fine-mesh sieve into a clean jar or bottle. Discard the solids.
Notes
- Chef tip: For a thicker syrup, simmer for a few more minutes or reduce the water.
- Best substitution: You can use other berries like strawberries or raspberries for a different flavor.
- Make-ahead: Make ahead and store in the fridge for up to 2 weeks.
- Scaling: Easily double or triple the recipe to make more syrup.
- Troubleshooting: If the syrup is too thick, thin it out with a bit more water.
Storage
- Fridge: Store in an airtight container in the fridge for up to 2 weeks.
- Freezer: Freeze for up to 3 months.
- Make ahead: Yes, make ahead and store in the fridge.
Nutrition Per Serving
- Calories: 10
- Protein: 0g
- Fat: 0g
- Carbs: 2g
- Fiber: 0g
- Sugar: 0g
- Sodium: 0mg
- Cholesterol: 0mg
- Sat. Fat: 0g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks FAQs
Yes, frozen blueberries work just as well as fresh ones.
It's likely that you overcooked the syrup. Next time, keep a closer eye on it.
Yes, cook on high pressure for 5 minutes with a natural release.
Yes, it adds a delicious berry flavor to your morning coffee.
Yes, it's low carb and keto friendly. Each serving has about 2g of net carbs.
A Warm Final Note
I can’t wait for you to try Easy Homemade Sugar Free Blueberry Syrup for Refreshing Drinks and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out β I love hearing from you!






