High-Protein Overnight Oats
High-protein overnight oats are an easy make-ahead breakfast for busy mornings, workdays, travel, or post-workout nutrition. Prepare them the night before, refrigerate, and grab them when you are ready to go.
Ingredients
- 1/2 cup old-fashioned rolled oats
- 1 scoop vanilla protein powder
- 1 tablespoon chia seeds
- 1 tablespoon ground flaxseed
- 1/2 teaspoon cinnamon
- Pinch of salt
- 1 cup unsweetened almond milk or milk of choice
- 1/2 cup plain Greek yogurt
- 1 tablespoon honey or maple syrup, adjusted to taste
- 1 teaspoon vanilla extract
Optional Toppings
- Fresh berries
- Sliced banana
- Peanut or almond butter
- Chopped nuts
- Dark chocolate chips
How to Make High-Protein Overnight Oats
- Combine dry ingredients: Add oats, protein powder, chia seeds, flaxseed, cinnamon, and salt to a bowl or jar and stir.
- Add wet ingredients: Add milk, Greek yogurt, honey or maple syrup, and vanilla. Mix thoroughly.
- Refrigerate: Cover and refrigerate for at least six hours or overnight.
- Stir: In the morning, stir the oats and add a little extra milk if you prefer a thinner consistency.
- Add toppings: Finish with your preferred fruit, nut butter, nuts, or other toppings.
- Grab and go: Keep chilled until ready to eat and enjoy cold.
Meal-Prep Tips
- Old-fashioned rolled oats generally provide a good overnight-oats texture.
- Adjust sweetness to your preference.
- Prepare several jars at once for convenient grab-and-go breakfasts.
- Keep prepared oats refrigerated in airtight containers.
- Nutrition changes significantly when toppings and ingredient brands are changed.
Flavor Variations
- PB & Banana: Add peanut butter and sliced banana.
- Berry: Mix berries into the oats and add fresh berries on top.
- Chocolate: Add cocoa powder and a small amount of dark chocolate chips.
- Tropical: Add pineapple and shredded coconut.
Estimated Nutrition
The recipe card provides an example nutrition estimate of approximately 430 calories, 31g protein, 49g carbohydrates, and 12g fat per serving. Actual nutrition can vary substantially based on the specific protein powder, milk, yogurt, sweetener, toppings, portion sizes, and brands used. Calculate your exact ingredients if you are tracking calories or macros.
High-Protein Overnight Oats Recipe Card
Checked In. Worked Out. Prep tonight. Fuel tomorrow. Fitness doesn’t take a vacation.

