This healthy blueberry banana bread is soft, moist, and packed with juicy blueberries. Made with almond and oat flour, it’s gluten-free, oil-free, and naturally sweetened with ripe bananas and a touch of maple syrup. One bowl, about an hour, and you have a loaf that stays on my counter all week.

A Quick Look At The Recipe
- β Recipe Name: Healthy Blueberry Banana Bread
- π Ready In: 20 minutes prep + 50 minutes bake
- πͺ Serves: 12 slices
- π½ Calories: ~145 per slice
- π₯£ Main Ingredients: Ripe bananas, eggs, almond flour, oat flour, maple syrup, blueberries
- π Dietary Info: Gluten-free, oil-free, dairy-free, refined sugar-free
- β Why You’ll Love It: Oil-free yet incredibly moist, naturally sweetened with bananas and maple syrup, and bursting with blueberries. Great for breakfast, snacks, or dessert.
I love a reliable banana bread β this blueberry version is my favorite. I developed it after several dense attempts and found the right balance by using three eggs and equal parts almond and oat flour. The eggs provide structure, almond flour gives a tender crumb, and oat flour balances the richness so the loaf works without oil or butter.
After many tests, one cup of blueberries proved ideal β any more tends to make the loaf soggy. I remake this often with small tweaks, but the core method stays the same.
βοΈβοΈβοΈβοΈβοΈ
Probably the best banana bread I’ve ever had. I don’t think I’ll ever be able to make a different recipe. So good!!
– Lauren
Why You’ll Love this Recipe
- Oil-free and still moist. Eggs and almond flour replace oil for tenderness and structure.
- Naturally gluten-free. Made with almond and oat flours β no gums or odd blends.
- Refined sugar-free. Sweetened with ripe bananas and just 1/4 cup maple syrup for the whole loaf.
- About 5g protein per slice. From eggs and almond flour.
- Works with fresh or frozen blueberries. Use either and enjoy year-round.
What makes this banana bread actually healthy
Many “healthy” banana breads still include oil, refined flour, or lots of added sugar. This version avoids those and focuses on whole-food ingredients. Highlights per slice:
- No refined sugar β sweetened with bananas and 1/4 cup maple syrup for the loaf.
- No oil or butter β moisture comes from eggs, bananas, and almond flour.
- Gluten-free flours β almond flour adds healthy fats and protein; oat flour adds fiber.
- About 5g protein per slice from eggs and almond flour.
- About 2g fiber per slice from oat flour and blueberries.
- ~145 calories per slice β lighter than many bakery versions.
Ingredients You’ll Need

- Ripe bananas β the riper the better; brown spots mean more natural sweetness and moisture.
- Eggs β three eggs give structure and protein.
- Maple syrup β 1/4 cup for natural sweetness.
- Vanilla extract β a splash for warmth and depth.
- Almond flour β use blanched almond flour for a tender crumb; avoid coarse almond meal.
- Oat flour β adds fiber and balances richness; you can buy it or make it from rolled oats.
- Baking powder & baking soda β both help the loaf rise without oil.
- Cinnamon β 1 teaspoon for classic warmth.
- Salt β enhances the flavors.
- Blueberries β 1 cup fresh or frozen; more can make the loaf soggy.
See the recipe card for exact quantities and notes.
Substitutions & Dietary Variations
The recipe is flexible but some swaps change the outcome. Tested options:
- Sweetener: Honey or agave work 1:1 for maple syrup. Avoid refined sugar β it changes the liquid balance.
- Flours: Donβt substitute the almond + oat flour combo for wheat without adjusting ratios. For a wheat version, use a recipe specifically developed for that flour.
- Blueberry Lemon: Skip cinnamon and add 2 teaspoons lemon zest.
- Blueberry Nut: Fold in 1/4 cup chopped toasted walnuts or pecans.
- Other berries: Raspberries, blackberries, or chopped strawberries can be used; pat frozen berries dry first.
How to Make Healthy Blueberry Banana Bread (Step-by-Step)
Preheat the oven to 350Β°F (175Β°C) and line or grease a loaf pan.

- Mix the dry ingredients. Whisk almond flour, oat flour, cinnamon, baking powder, baking soda, and salt in a bowl.

- Form the batter. In a separate bowl, whisk eggs, mashed bananas, maple syrup, and vanilla. Add the dry ingredients and stir until just combined. Gently fold in the blueberries.

- Pour into the pan. Transfer the batter to the prepared loaf pan and smooth the top.

- Bake and cool. Bake at 350Β°F for 50β60 minutes, or until a toothpick comes out clean. Cool completely before slicing to avoid a gummy center.
My Best Tips for Moist Gluten-Free Banana Bread
Gluten-free baking can be tricky. These tips help consistently produce a tender, well-textured loaf:
- Use very ripe bananas. Brown-spotted bananas give the sweetness and moisture this oil-free loaf needs.
- Avoid coarse almond meal. Use blanched almond flour for best texture; coarse flours can make the loaf mushy.
- Donβt overmix. Stir until just combined to prevent gumminess.
- Frozen blueberries: Toss with a teaspoon of oat flour before folding in so they don’t sink.
- Cool fully before slicing. Oil-free loaves set as they cool; slicing too soon yields a gummy center.
Troubleshooting Healthy Banana Bread
Common issues and fixes:
- Gummy center: You likely sliced it too early or overmixed. Let the loaf cool at least an hour.
- Dry loaf: Measure flours by spooning and leveling or use weight (112g almond flour, 120g oat flour per cup).
- Blueberries sank: Toss frozen berries in a teaspoon of oat flour first.
- Loaf didnβt rise: Check that baking powder and soda are fresh.
- Top browns too fast: Loosely tent foil over the loaf around 35 minutes to prevent over-browning while the center finishes baking.

Serving Suggestions
This bread is delicious on its own. Other favorite ways to enjoy it:
- For breakfast: Toast a slice and top with almond butter and a drizzle of honey.
- As a snack: Pair a slice with Greek yogurt and extra blueberries for more protein.
- For dessert: Warm a slice briefly and serve with vanilla Greek yogurt or a scoop of frozen dessert.
- With coffee or tea: The almond and oat flour give it a cake-like flavor that pairs well with afternoon drinks.
Frequently Asked Questions
Yes. Toss frozen blueberries in a teaspoon of oat flour before folding them in to prevent sinking and color bleed.
No. This recipe is designed for almond and oat flour. For wheat-based versions, use a recipe developed for those flours.
Up to 5 days in an airtight container at room temperature or refrigerated. It freezes well for up to 3 months when sliced first.
Yes. Divide the batter into a lined 12-cup muffin tin and bake at 350Β°F for 22β25 minutes, or until a toothpick comes out clean.
Yes. Each slice is roughly 145 calories with about 5g protein, and the loaf contains no refined sugar, oil, or butter. Itβs naturally sweetened and gluten-free.
How to store and freeze banana bread
- On the counter: Airtight container for up to 3 days.
- In the fridge: Airtight container for up to 5 days; refrigeration can help retain moisture for oil-free loaves.
- In the freezer: Slice first, wrap individual pieces, and store in a freezer bag for up to 3 months. Thaw at room temperature or microwave briefly.

More healthy banana bread & muffin recipes to try
If you enjoyed this loaf, try other banana-based recipes for variety and different textures.
Did you make this recipe?
If you make it, please comment and rate the recipe. Tag @healthfulblondie on Instagram and use the hashtag #healthfulblondie so the recipe creator can see your loaf.
π Recipe

Healthy Blueberry Banana Bread
Ingredients
- 3 large eggs
- 1 cup mashed overripe bananas (about 2 large bananas)
- ΒΌ cup real maple syrup
- 2 teaspoon pure vanilla extract
- 1 cup almond flour (spooned & leveled)
- 1 cup oat flour (spooned & leveled)
- 1 teaspoon ground cinnamon
- 1 teaspoon baking powder
- Β½ teaspoon baking soda
- Β½ teaspoon salt
- 1 cup blueberries (fresh or frozen)
Instructions
-
Prep the pan. Preheat oven to 350Β°F and line or grease a loaf pan.
-
Make oat flour (optional). Blend 1.5 cups rolled oats until fine to yield 1 cup oat flour, if making at home.
-
Whisk dry ingredients. Combine almond flour, oat flour, cinnamon, baking powder, baking soda, and salt.
-
Whisk wet ingredients. In a separate bowl, whisk eggs, mashed bananas, maple syrup, and vanilla until combined.
-
Combine and fold in blueberries. Add dry to wet and mix until just combined. Gently fold in blueberries and pour into the prepared pan.
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Bake. Bake 50β60 minutes, or until a toothpick inserted in the center comes out clean.
-
Cool completely. Let the loaf cool fully before slicing for the best texture.
Notes
Homemade oat flour: Blend 1.5 cups rolled oats until fine to yield 1 cup oat flour.
Store-bought oat flour: Spoon and level rather than packing the cup to avoid a dry loaf.
Almond flour: Use blanched almond flour (not coarse almond meal) for best texture.
Bananas: Use very ripe bananas with brown spots for sweetness and moisture.
Blueberries: Fresh or frozen work. Toss frozen berries with a teaspoon of oat flour first.
Storing: Airtight container at room temperature or refrigerated for up to 5 days.
Freezing: Slice first, wrap individual pieces, and freeze up to 3 months. Thaw at room temperature or microwave briefly.
Nutrition
|
Carbohydrates: 15 g
|
Protein: 5 g
|
Fat: 7 g
Updated April 2026 with a new oil-free version that’s even more moist than the original.