Cool off and fuel up with this High Protein Iced Coffee. Ready in minutes, it has almost 20g of protein and no added sugars. It’s a delicious way to get a little more protein into your busy day!

In the summer, you will find me sipping on all sorts of cold caffeinated beverages, like a Coffee Protein Shake or a frosty Keto Caramel Frappuccino. I don’t do well in the heat and they are integral to my very survival. I wilt and wither without them.
But there’s always a need for tasty coffee drinks, and this Keto Iced Protein Coffee meets the moment! It’s rich and creamy, and so simple to make. All you need is a handful of ingredients, some ice, and a frother or blender.
It’s also super versatile. You can add different flavors, different protein powders, and different toppings. You can even make it dairy-free. It’s a delicious way to get a hit of protein into your day without the added carbs.
Ingredients and Substitutions
- Low carb milk: I used unsweetened macadamia milk. You can use almond milk, hemp milk or any low carb of choice.
- Heavy cream: This makes a richer, thicker drink. You can use coconut cream for a dairy-free version.
- Sweetener: Any sweetener that dissolves will in cold liquid will work. That includes powdered erythritol, allulose (granular or liquid), or concentrated stevia or monk fruit extract.
- Flavorings: This is where you can have some fun! To get a “sugar cookie flavor”, I combined almond and vanilla extract. See the Variations for more ideas.
- Protein powder: Again, any protein powder that dissolves well should work. I used unflavored whey. See the Tips for more ideas.
- Coffee: You can use cooled espresso, cold brew, or any strongly brewed coffee.
How to Make Protein Iced Coffee

- Prepare the milk mixture: In a large jar or glass measuring cup, whisk together the milk, cream, sweetener, and extracts.
- Add the protein: Use a frother or immersion blender to blend the protein into the milk/cream.
- Ice the coffee: Fill two glasses with ice and divide the coffee between them.
- Pour the protein milk: Add the milk mixture to the top of each, allowing the froth to rise to the top.

Protein Coffee Variations
There are so many delicious ways to make this protein coffee your own! Here are some fun ideas:
- Protein options: You can use whey, egg white, beef protein, or plant-based proteins. If you choose a flavored protein powder, skip the added sweetener until you taste it. Make an iced protein mocha by using chocolate protein powder!
- Flavor options: Use just vanilla extract or just almond extract. Or try coconut or hazelnut extract, or even a little ground cinnamon. And caramel extract would be delicious, of course!
- Sweetener options: Any sweetener that dissolves well will work. I used a mix of powdered erythritol and allulose.
- Decorating options: I used some fun keto sprinkles for the sugar cookie flavor. But you do a dusting of cocoa powder or some shaved low carb chocolate.

More of my favorite coffee treats

Iced Protein Coffee Recipe
Equipment
Ingredients
- 3/4 cup (177 g) almond or hemp milk, (or any low carb milk)
- 3 tbsp (45.65 g) heavy whipping cream, (or coconut cream)
- 2 tbsp sweetener of choice
- 3/4 tsp almond extract
- 1/2 tsp vanilla extract
- 6 tbsp (45 g) unflavored whey protein powder, (or other protein powders)
- 2 double shots espresso, cooled, or 1/2 cup strongly brewed coffee
- Ice
- Sugar-Free Sprinkles, (optional)
Instructions
- In a large jar or glass measuring cup, whisk together the milk, cream, sweetener, and extracts.
- Add the protein powder and froth using a handheld frother or immersion blender, until the protein powder is incorporated. Taste and adjust sweetener and flavoring as desired.
- Fill two glasses with ice and divide the espresso between them.
- Divide the milk mixture between the two glasses, allowing the froth rise to the top.
- Sprinkle with sprinkles, if using.
Nutrition
Frequently Asked Questions
Adding protein to coffee is an easy and tasty way to boost your daily protein intake. This Iced Protein Coffee recipe uses some cream and extract for a delicious coffeehouse beverage.
Most protein powder is formulated to dissolve into cold liquids, so you can add any protein you like best. It can clump up if you just dump it in, so make sure to use a frother or blender to blend it in properly.
This keto-friendly protein iced coffee recipe has 2g of carbs per serving.
Nutritional Disclaimer
Please note that I am not a medical or nutritional professional. I am simply recounting and sharing my own experiences on this blog. Nothing I express here should be taken as medical advice and you should consult with your doctor before starting any diet or exercise program. I provide nutritional information for my recipes simply as a courtesy to my readers. It is calculated using MacGourmet software and I remove erythritol from the final carb count and net carb count, as it does not affect my own blood glucose levels. I do my best to be as accurate as possible but you should independently calculate nutritional information on your own before relying on them. I expressly disclaim any and all liability of any kind with respect to any act or omission wholly or in part in reliance on anything contained in this website.
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Yahoo for protein coffee!
I just made this blended and it was delicious! Thank you!
As always, you’ve hit another one out of the park! This is absolutely delicious!!!!! thank you for all you do!
So glad you like it!
This recipe saved my mornings! It’s so good!!
I’m a bit confused. We’re putting it into two glasses but it’s still one serving?
I am not sure where you are getting that. The top of the recipe card states that it makes 2 servings…
In the nutritional comments she breaks it down to 1 serving so you can see the amounts for just one. That may be where you are getting confused. It was very early in the morning when I first read this recipe and my brain did the same thing until I went back and read it again. 😉