This delicious smoothie is an easy, protein-rich boost for your day. Made with frozen banana, peanut butter, Greek yogurt, and a touch of vanilla, it’s creamy, satisfying, and ready in minutes. Add a scoop of your preferred protein powder for extra nourishment and staying power.

The past few years have challenged my health in ways that left me underweight and needing to improve my nutrition. I turned to a few approaches I might not have explored before, including targeted supplements and higher-protein foods. Small changes — like adding protein powder to smoothies and including nutrient-dense ingredients — made a meaningful difference. This shake is one of the simple, reliable recipes I reach for when I want something that tastes indulgent but supports my goals.
Ingredients and substitutions

This peanut butter–banana Greek yogurt shake is creamy, slightly sweet, and very satisfying. It’s flexible, too — you can adapt it to fit dietary needs or what’s in your pantry. Below are the basic ingredients and simple swaps if needed.
- Banana – Use one large frozen banana. Freezing when very ripe gives the shake maximum sweetness and a thick, frosty texture.
- Peanut butter – Freshly ground peanut butter adds a bright, nutty flavor. Substitute almond butter, cashew butter, or sunflower seed butter if you prefer or need a nut-free option.
- Greek yogurt – Thick Greek yogurt gives richness and extra protein. Full‑fat or 2% works best for creaminess; low‑fat can be used if you prefer.
- Water or milk – The recipe lists water, but any milk (dairy or plant-based) will make the shake richer and add flavor.
- Vanilla extract – A little vanilla amplifies the overall flavor and adds a dessert-like note.
- Protein powder (optional) – Add a half or full scoop of plain or vanilla protein powder to increase protein content and keep you feeling full longer.
How to make a Greek yogurt protein shake
Smoothies are quick and forgiving. For the creamiest result, add liquids and softer ingredients first, then add frozen or solid items on top. That helps the blades circulate and produces a uniform texture without chunks.

Which blender is best for smoothies and shakes?
A high-power blender makes it easiest to get a perfectly smooth shake, especially with frozen fruit. Professional-grade blenders deliver the best texture, while compact personal blenders are a convenient, economical alternative. Use what fits your budget and counter space.
Advantages of adding Greek yogurt to smoothies

Using plain Greek yogurt brings several benefits:
- It thickens the shake for a rich, satisfying texture.
- Greek yogurt adds quality protein that helps with fullness and muscle support.
- Compared with regular plain yogurt, Greek yogurt is milder and often lower in naturally occurring sugar (lactose) per serving.
- Full-fat or 2% Greek yogurt creates a creamier mouthfeel; low‑fat versions raise protein-to-calorie ratio if that’s your preference.

Other smoothies and shakes to consider
If you enjoy this shake, you might also like variations that skip banana, focus on chocolate, or use different nut butters. Experiment with flavors and add-ins like cocoa powder, cinnamon, or a handful of spinach for a green boost.

Greek Yogurt Protein Shake
5 mins
5 mins
2 servings
Ingredients
- ¼ cup water (or milk of choice)
- ½ cup Greek yogurt (2% or full-fat work best)
- ½ teaspoon vanilla extract
- 1 Tablespoon peanut butter
- 1 large frozen banana
- ½ scoop plain protein powder (optional)
Instructions
- Add the liquid and Greek yogurt to the blender first, followed by vanilla and peanut butter.
- Top with the frozen banana and protein powder if using.
- Blend until smooth and creamy. Adjust thickness with a little more liquid if needed.
- Serve immediately. Garnish with a sprinkle of cinnamon or a banana slice if desired.
Notes
Nutrition facts are based on using 2% Greek yogurt and no protein powder. Adding protein powder will increase protein and calories depending on the product.
Weight Watchers points listed in the original recipe were 6 per serving; adjust based on your ingredient choices.
Nutrition
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