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Gluten-Free Banana Oat Smoothie

By the Gluten Free Recipes team ·

This creamy and satisfying gluten-free smoothie, bursting with the natural sweetness of banana and the wholesome goodness of certified gluten-free oats. It's a perfect quick breakfast or a revitalizing snack, offering a delightful blend of smooth texture and comforting flavor.

Easy Gluten-Free Verified gluten free
Prep: 5 min Cook: 0 min Total: 5 min Serves: 2

At a glance: This easy drinks and smoothies recipe yields 2 servings in about 5 minutes (5 min prep, 0 min cook). It uses 7 ingredients — including frozen banana slices, certified gluten-free oats, unsweetened almond milk — and walks through 5 steps. Updated . Browse more drinks and smoothies recipes or return to all gluten-free recipes.

Gluten-Free Banana Oat Smoothie — drinks and smoothies recipe, serves 2

Cross-Contamination Warning for Gluten-Free Banana Oat Smoothie: When preparing this drinks and smoothies recipe, it is crucial to use certified gluten-free oats, as certified gluten-free oats are often processed in facilities that handle gluten-containing grains. Ensure all other ingredients, such as almond milk and almond butter, are also certified gluten-free to prevent accidental gluten exposure In a shared kitchen, avoid porous materials — wooden spoons, wooden cutting boards, and scratched non-stick pans can harbor gluten proteins even after washing. Prefer glass, metal, or silicone tools.

Gluten-Free Notes for Gluten-Free Banana Oat Smoothie: This recipe is naturally gluten-free, with the key being the use of certified gluten-free oats. Always check labels on other ingredients like plant-based milks and nut butters to ensure they are free from gluten.

Scale Recipe:
2 servings
Ingredient amounts update automatically

Ingredients

  • 1 cup frozen banana slices
  • 0.5 cup certified gluten-free oats
  • 1 cup unsweetened almond milk (or other dairy-free milk)
  • 1 tbsp almond butter
  • 0.5 tsp pure vanilla extract
  • 1 tbsp maple syrup (optional, for added sweetness)
  • 0.5 cup ice cubes (optional, for extra chill)

Instructions

  1. 1

    Combine the frozen banana slices, certified gluten-free oats, unsweetened almond milk, almond butter, and pure vanilla extract in a high-speed blender. Ensure your oats are certified gluten-free to avoid any cross-contamination with gluten-containing grains.

  2. 2

    If you desire extra sweetness, add the maple syrup at this stage. For a colder and thicker smoothie, add the ice cubes now.

  3. 3

    Secure the lid on the blender and blend on high speed for about 60 to 90 seconds. Continue blending until the mixture is completely smooth and creamy, with no oat or banana chunks remaining. Listen for the blender to achieve a consistent hum.

  4. 4

    Taste the smoothie and adjust sweetness if needed by adding a touch more maple syrup and blending for another 15 seconds. The consistency should be pourable but satisfyingly thick.

  5. 5

    Pour the finished smoothie into two glasses and serve immediately for the best texture and flavor. Enjoy this nourishing and delicious gluten-free treat.

Nutrition (per serving)

228
Calories
2g
Protein
40g
Carbs
1g
Fat
1g
Fiber
46mg
Sodium

Tips & Notes

  • Softened butter should hold a fingerprint but not be greasy — if it melts on touch, it's too warm for creaming.
  • Certified gluten-free oats vary by cut; any cut works in no-bake recipes, but certified gluten-free rolled oats hold their shape better when baked.
  • Any plant-based milk works here — oat milk (certified GF) gives the richest mouthfeel; almond milk keeps it lighter.

Learn More

Gluten Free Recipes Team

Celiac-safe recipe development and testing since 2026

Our team develops and tests every recipe to be 100% gluten-free, verifying ingredients, techniques, and cross-contamination risks. We focus on making gluten-free cooking as delicious and accessible as possible. Learn more about us.

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