Gluten-Free Vegan Blueberry Banana Bread

Posted on August 4, 2025.

Sliced diabetic-friendly blueberry banana bread with almonds

The Best Diabetic-Friendly Blueberry Banana Bread (Vegan, Gluten-Free)
Craving a warm, delicious slice of blueberry banana bread but worried about your blood sugar? You’ve found the perfect recipe. This isn’t just another so-called healthy bread. It’s a truly diabetic-friendly treat designed with your needs in mind.

We’ll walk you through how to make a moist, fluffy, and flavorful loaf that’s vegan, gluten-free, and carefully crafted to minimize blood sugar spikes. Plus, it’s an easy one-bowl recipe, so cleanup is simple.

Table of Contents

Why This Blueberry Banana Bread is Genuinely Diabetic-Friendly

This section is the heart of the recipe. It explains exactly why this banana bread stands apart from the rest and why it’s safe and satisfying for those managing blood sugar levels.

The Flour Matters: Low-Carb and High-Fiber Base

This recipe uses almond flour and oat flour instead of traditional wheat or even standard gluten-free blends. These flours contain fewer carbohydrates and more fiber, which helps slow down how quickly sugar enters the bloodstream. They also include healthy fats, making the bread more filling and reducing the urge to snack later. By using these nutrient-rich flours, we keep the glycemic load low without compromising texture or taste.

The Smart Sweetener Solution: No Sugar, No Syrups

You won’t find any sugar, maple syrup, honey, or dates here. This recipe uses a carefully tested amount of erythritol or a monk fruit blend. These natural sweeteners offer the sweetness you expect without raising blood sugar. They’re zero-glycemic and have been widely studied as safe options for people with diabetes. You get the taste you want without the risks that come with traditional sweeteners.

The Power of Healthy Fats and Fiber

Beyond the flours and sweeteners, other ingredients play a key role. Flaxseed adds both fiber and healthy fats, supporting a slower digestion process and more stable blood sugar. Coconut oil offers plant-based fat that helps keep the bread tender and satisfying. Together, these elements make this banana bread not just safe but deeply nourishing.

Whole blueberry banana bread with almond topping

⭐️⭐️⭐️⭐️⭐️
Monica Auslander Moreno, M.S., R.D., L.D.N., explains how banana ripeness affects fiber and blood sugar: “A banana doesn’t lose fiber, but the fiber changes as the banana matures. It goes from having more to less resistant starch.”

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A Note on Bananas and Blood Sugar

Bananas naturally contain sugar, so it’s smart to pay attention to their ripeness when baking for blood sugar control. While overly ripe bananas with black spots may be sweeter, they also have a higher sugar concentration that can raise blood sugar faster.

For this recipe, choose bananas that are yellow with a few brown freckles. They should be soft enough to mash easily but not overly mushy. This level of ripeness gives the bread a pleasant sweetness and smooth texture without overwhelming your system. It’s a small adjustment that makes a big difference in how your body responds.

Ingredients You’ll Need

This recipe keeps it simple and nourishing. Everything works together to create a moist, fluffy loaf that’s gentle on blood sugar. Here’s what you’ll need, grouped for clarity:

For the banana bread base:

  • 3 medium ripe bananas
    (Soft with a few brown spots, not overly mushy)
  • 60 grams of coconut oil
    (You can swap with olive oil or vegetable oil if preferred)
  • 1 teaspoon apple cider vinegar
    (Helps the bread rise, make sure it’s gluten-free if needed)
  • A pinch of salt
  • Half a teaspoon ground cinnamon
    (Optional but adds warm flavor)

Dry ingredients:

  • 150 grams ground almonds
    (Also known as almond meal, rich in fiber and healthy fats)
  • 150 grams gluten-free flour blend
    (Make sure it’s labeled gluten-free, or use oat flour if desired)
  • 2 heaped teaspoons gluten-free baking powder
  • One-quarter teaspoon baking soda

Liquid:

  • 120 milliliters unsweetened almond milk
    (Other plant-based milk options like oat or soy also work)

Fruit:

  • 100 grams fresh blueberries
    (Gently folded in for bursts of flavor and antioxidants)

Optional topping:

  • 3 tablespoons flaked almonds or shredded coconut
    (Adds a nice crunch and visual appeal)

How to Make Diabetic-Friendly Blueberry Banana Bread

Follow these simple steps to create a loaf that’s both nourishing and delicious. This one-bowl method keeps it easy from start to finish.

Close-up of a slice of blueberry banana bread
Mashed banana and blueberry batter in a bowl

  1. Preheat your oven to 180 degrees Celsius or 350 degrees Fahrenheit. Line a one-pound loaf tin with baking paper and lightly grease it.
  2. Mash the bananas in a wide bowl using a fork until smooth. This should create a thick, creamy paste with no large chunks.
  3. Melt the coconut oil in a large mixing bowl using a microwave or by placing the bowl over hot water. If you are using a different oil, you can skip this melting step.
  4. Add the vinegar, salt, cinnamon, and ground almonds to the bowl with the melted oil. Stir everything together until combined.
  5. Sift in the gluten-free flour, baking powder, and baking soda to remove any lumps. Mix until the dry ingredients are well distributed.
  6. Add the mashed bananas to the mixture. Begin stirring gently, then slowly pour in the almond milk a little at a time. Keep mixing until you reach a loose, pourable batter. Depending on how moist your bananas are, you may not need all the milk. If your batter seems too thick, add a splash more.
  7. Fold in the blueberries carefully. This keeps them whole and prevents the batter from turning purple.
  8. Pour the batter into the prepared loaf tin and spread it evenly. Sprinkle the top with flaked almonds or shredded coconut if using.
  9. Bake for about 45 minutes or until the loaf is golden and a toothpick inserted in the center comes out clean.
  10. Cool the bread completely in the tin. Once cooled, lift it out gently and slice with a sharp knife.
  11. Store leftovers in the fridge, covered, for up to three days. For the best texture, toast slices before eating.

Nutrition Breakdown: Understanding the Numbers

When you’re managing blood sugar, the numbers on your plate matter. Here’s the full nutritional profile for one slice of this blueberry banana bread based on ten servings:

  • Calories: 180
  • Total Carbohydrates: 17 grams
  • Dietary Fiber: 5 grams
  • Net Carbs: 12 grams
  • Protein: 4 grams
  • Total Fat: 12 grams
  • Saturated Fat: 4 grams
  • Sugar: 3 grams (naturally occurring from bananas and blueberries)

What are Net Carbs?
We calculate Net Carbs by subtracting the fiber content from the total carbohydrates. So, in this case:
Total Carbs 17 grams minus Fiber 5 grams equals 12 grams of Net Carbs per slice.

This number gives you a better idea of how much this bread might affect your blood sugar. High fiber and healthy fats help balance the carbs for a gentler impact.

Vegan gluten-free blueberry banana bread with almond flakes
Rocco Fuhrman

Diabetic-Friendly Gluten-Free Vegan Blueberry Banana Bread

A moist, fluffy banana bread packed with blueberries, made without sugar or gluten. Perfect for managing blood sugar while enjoying a satisfying, plant-based treat.
Prep Time 10 minutes
Cook Time 45 minutes
Total Time 55 minutes
Servings: 10 slices
Course: Breakfast, Snack
Cuisine: American
Calories: 220

Ingredients
  

Banana Bread Base
  • 3 medium ripe bananas Soft with a few brown spots
  • 60 g coconut oil Can substitute with olive or vegetable oil
  • 1 tsp apple cider vinegar Ensure gluten-free if needed
  • 1 pinch salt
  • 0.5 tsp ground cinnamon Optional
Dry Ingredients
  • 150 g ground almonds Also known as almond meal
  • 150 g gluten-free flour blend Use oat flour if desired
  • 2 tsp gluten-free baking powder Heaped teaspoons
  • 0.25 tsp baking soda
Liquid
  • 120 ml unsweetened almond milk Oat or soy milk also work
Fruit
  • 100 g fresh blueberries Fold in gently
Optional Topping
  • 3 tbsp flaked almonds or shredded coconut For crunch and visual appeal

Method
 

  1. Preheat your oven to 180°C (350°F). Line a one-pound loaf tin with baking paper and lightly grease it.
  2. Mash the bananas in a wide bowl with a fork until smooth and creamy, with no large chunks.
  3. Melt the coconut oil in a mixing bowl (microwave or over hot water). Skip this step if using a liquid oil.
  4. Add the vinegar, salt, cinnamon, and ground almonds to the bowl with oil. Stir to combine.
  5. Sift in the gluten-free flour, baking powder, and baking soda. Mix until dry ingredients are well distributed.
  6. Add mashed bananas to the mixture. Stir gently, then slowly pour in almond milk while mixing to form a loose batter. Adjust milk as needed.
  7. Carefully fold in the blueberries to avoid breaking them.
  8. Pour the batter into the prepared tin, spread evenly, and sprinkle with flaked almonds or shredded coconut if using.
  9. Bake for 45 minutes or until golden and a toothpick comes out clean from the center.
  10. Cool completely in the tin, then slice with a sharp knife. Store in the fridge up to 3 days or freeze for later.

Notes

Choose bananas that are ripe but not overly mushy for balanced sweetness. Toasting slices before eating enhances flavor and texture. You can freeze slices individually for easy portion control.
 

Nutrition Facts (Per Serving)

Calories: 220kcal | Carbohydrates: 23g | Protein: 5g | Fat: 14g | Saturated Fat: 6g | Sodium: 44mg | Potassium: 155mg | Fiber: 4g | Sugar: 6g | Vitamin A: 28IU | Vitamin C: 4mg | Calcium: 65mg | Iron: 1mg

Storing and Freezing Instructions

This banana bread keeps well and is easy to store for later. Here’s how to keep it fresh without losing flavor or texture.

At Room Temperature
Once the bread has cooled completely, store it in an airtight container. It will stay fresh for up to two days at room temperature. Keep it in a cool, dry spot away from direct sunlight.

In the Fridge
To extend freshness, refrigerate the bread in a sealed container. It stays good for up to five days. Reheat individual slices in the toaster or microwave for a warm, just-baked feel.

In the Freezer
Slice the cooled bread and wrap each piece in parchment or freezer-safe paper. Place the slices in a freezer bag or container. This prevents sticking and allows you to grab one slice at a time. Frozen slices will keep well for up to three months. To serve, thaw at room temperature or warm gently in the toaster.

Raw Blueberry banana bread batter with blueberries in loaf pan

Frequently Asked Questions (Diabetic Baking Edition)

These are the most common questions people ask when baking with blood sugar in mind. Clear answers help you make confident choices.

Is banana bread safe for a person with type 2 diabetes?

Yes, but with the right ingredients. Traditional banana bread contains white flour and sugar, which can cause quick blood sugar spikes. This version uses almond flour, gluten-free ingredients, and zero-glycemic sweeteners to make it a safer option. Portion size also matters, so enjoy a slice with awareness of your daily carb goals.

What is the best sugar substitute for baking?

For blood sugar control, erythritol and monk fruit sweeteners are top choices. They provide sweetness without raising glucose levels. Both are natural, well-tolerated, and work well in baked goods. Avoid syrups and dried fruits that often sneak into so-called healthy recipes.

How can I lower the carbs in my baking?

Use low-carb flours like almond flour or coconut flour. Replace sugar with zero-glycemic sweeteners. Add fiber-rich ingredients like flaxseed or chia seeds. All of these slow down digestion and reduce the overall glycemic load of your recipe.

Can I use different flours in this recipe?

Yes, but results may vary. Almond flour keeps it low-carb and moist. Oat flour offers a bit more structure and still supports blood sugar balance. Avoid white rice flour or starch-heavy blends, as these can increase carbs. If experimenting, try swapping half the flour first and adjusting based on texture.

Final Thoughts

Enjoying your favorite treats while managing your health is absolutely possible. This diabetic-friendly blueberry banana bread proves that you don’t have to give up flavor or texture to eat well. With the right ingredients and a simple one-bowl method, you get a satisfying, moist loaf that supports your wellness goals.

If you make this recipe, please leave a comment and a rating below. We’d love to hear how it turned out for you. Your feedback helps others find recipes they can trust and enjoy.

Rocco Fuhrman

Diabetes Nutrition Specialist | Healthy Diet Advocate | Founder of GoldFoodie.
My passion for nutrition began with a deeply personal journey supporting my father through his battle with diabetes. Watching his daily struggles made me realize how powerful the right food choices can be in improving quality of life. That experience drove me to dedicate my career to helping others live healthier, more balanced lives.

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