How to Use Green Banana Flour (and Keep the Resistant Starch)

September 28, 2026
Green Banana Flour
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Green banana flour does two different jobs. Used raw, it's one of the easiest ways to add resistant starch to your day. Used in cooking and baking, it's a versatile gluten-free flour. The catch is that the two jobs don't fully overlap, because heat changes the starch. This guide shows you how to do both.

Know which goal you're cooking for

Your goal

How to use it

What happens to resistant starch

Resistant starch / gut health

Raw or barely warm: smoothies, yogurt, overnight oats, cold drinks

Mostly preserved

Gluten-free baking and cooking

Breads, pancakes, muffins, thickening sauces

Much of it is converted to regular starch

 

Both are good uses. Just don't bake a banana-flour muffin and expect it to deliver the same resistant starch as a raw spoonful. Here's why: resistant starch granules lose their structure when heated with moisture (the full explanation is in our resistant starch guide).

How to take green banana flour for resistant starch

How much?

Start low and build up. That's the single most important tip, because too much too fast is the main cause of gas and bloating.

Week

Amount per day

Week 1

1 teaspoon

Week 2

2 teaspoons to 1 tablespoon

Week 3 onward

1–2 tablespoons, split across the day if you like

 

Many people settle at 1–2 tablespoons a day. There's no official dose. Listen to your gut and read who should go slowly.

Five easy raw uses

1.   Smoothies. Blend 1 tablespoon into any smoothie. The flavor disappears behind fruit, and it adds a little body.

2.   Overnight oats. Stir it into the oats and milk before refrigerating. Because nothing is cooked, the resistant starch stays intact.

3.   Yogurt or kefir. Whisk it in thoroughly and let it sit for a minute.

4.   Cold drinks. Shake it into cold milk, plant milk, or water with a squeeze of citrus. Stir again before drinking, because it settles.

5.   Stir it in after cooking. Add it to soup, porridge, or mashed potatoes once they've cooled to warm (not steaming). That way it doesn't cook.

Timing

There's no proven best time of day. Some people prefer it with breakfast because it pairs well with oats and smoothies. Others take it with their largest carbohydrate meal. Consistency matters more than timing.

How to bake with green banana flour

When you're baking, you're using green banana flour as a gluten-free flour. It performs well:

•     Use about 25–30% less by volume than wheat flour. It's denser and absorbs more liquid. For example, if a recipe calls for 1 cup of all-purpose flour, start with about ¾ cup of green banana flour.

•     Add a binder. There's no gluten, so eggs, flax "eggs," or a little psyllium help with structure.

•     Rest the batter for 5–10 minutes so the flour can hydrate.

•     Expect an earthy, nutty flavor after baking. The flour tastes mild raw, but baking brings out a toasty note that suits pancakes, brownies, and banana bread.

Quick recipes

Green banana flour pancakes (makes about 8)Whisk together ¾ cup green banana flour, 1 tsp baking powder, and a pinch of salt. Add 2 eggs, ¾ cup milk, and 1 tbsp melted butter or oil. Rest 5 minutes, then cook on a medium griddle. Add a spoon of banana powder to the batter for extra sweetness and banana flavor.

Resistant starch smoothieBlend 1 cup milk or plant milk, ½ cup frozen berries, 1 tbsp green banana flour, 1 tbsp nut butter, and ice.

Gluten-free thickenerWhisk 1–2 teaspoons into a little cold water, then stir it into soups or gravies near the end of cooking. It thickens like other starches.

Common mistakes

•     Stirring it into boiling liquid and expecting resistant starch. Heat with moisture converts it. Add it after cooking instead.

•     Starting with 2–3 tablespoons on day one. This is the most common cause of bloating.

•     Dumping it into liquid all at once. It clumps. Whisk it into dry ingredients first, or blend it.

•     Confusing it with ripe banana powder. Ripe banana powder is sweet and has little resistant starch. See green banana flour vs. powder.

Storing green banana flour

Keep it in an airtight container somewhere cool and dry, away from humidity. Moisture causes clumping and shortens shelf life. There's no need to refrigerate it.

FAQ

How do you take green banana powder?Mix 1 teaspoon to 2 tablespoons a day into smoothies, yogurt, overnight oats, or cold drinks. Start with the smallest amount and increase slowly.

Can I put green banana flour in hot coffee or tea?It will mix in, but hot liquid reduces its resistant starch. Let the drink cool to warm first, or use it in iced drinks.

Does green banana flour taste like banana?Barely. Raw, it's mild and slightly earthy. Baked, it turns nutty. For banana flavor, use ripe banana powder.

Can I replace all the flour in a recipe with green banana flour?In pancakes, brownies, and quick breads, often yes, using about 25–30% less by volume. Yeast breads need other gluten-free flours and binders alongside it.

Where can I buy green banana flour?PG Foods sells green banana flour and organic green banana flour in retail and bulk sizes.