Peanut Butter Banana Oat Smoothie
The meal-replacement smoothie people actually stick with. Oats and Greek yogurt keep it filling, powdered peanut butter keeps it under 450 calories.
Why this smoothie works
- 26g protein and 9g fiber keep you full until lunch
- Oats provide slow-release carbs and beta-glucan
- Potassium from banana and healthy fat from peanut butter
Ingredients
1 serving- 1frozen banana
- 1/3 cuprolled oats
- 3/4 cupplain Greek yogurt
- 2 tbsppowdered peanut butter
- 1 tbsppeanut butter
- 1/2 tspcinnamon
- 1 cupmilk of choice
Step-by-step instructions
- 1
Add milk and oats first and rest for two minutes so the oats soften.
- 2
Add banana, yogurt, both peanut butters and cinnamon.
- 3
Blend on high for 45 seconds until thick and smooth.
Pro tips
- Using mostly powdered peanut butter with one spoon of the real thing keeps the flavor and saves about 140 calories.
- Add a tablespoon of cacao for a chocolate peanut butter version.
Frequently asked questions
Yes. At 420 calories with 26g protein and 9g fiber it is a complete meal for most adults.
Read the science behind it
Sep 12, 2026 · 9 min read
Meal Replacement Smoothies: 10 Balanced Recipes (300 to 450 kcal)
A smoothie can stand in for breakfast or lunch, but only if it is built like a meal rather than a fruit drink. Here is what a real meal replacement needs, and 10 recipes that meet the bar.
Jul 22, 2026 · 9 min read
Healthy Breakfast Smoothies: 12 Meal Replacement Recipes for Busy Mornings
A real breakfast in a glass needs protein, fiber and fat. These 12 recipes are balanced, make-ahead friendly, and take five minutes.
Aug 11, 2026 · 12 min read
15 High Protein Smoothies With 25-40g Protein (Macros Included)
Protein is the macro that keeps you full, rebuilds muscle and makes a smoothie a meal. These 15 recipes hit 25-40g each, and five need no powder at all.
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