What’s The Best Unflavored Protein Powder?
Reviews & Buyer’s Guide


We always hear (especially from gym rats, like me) that protein powders are necessary for that extra oomph in the gym.

It’s true, science has backed that up.

But I understand why some are hesitant to even try taking protein powders -- most of them taste like straight-up trash (harsh, but I feel you), especially the unflavored ones.

If you’re still unsure which protein powder will tickle your taste buds, we’ve done the research and assembled five of the top unflavored protein powders on the market today.

Believe me, there’s a lot of them. And this list may encourage you to at least try a protein supplement that you’ll finally like.

As such, many people prefer to go with a product that allows them to adjust the final taste to their own liking.

Top 5 Unflavored Protein Powders (2020)

Ready to give your shake and smoothie an extra energy kick? Now, let's get into the best unflavored protein powders list!



Key Highlights

Naked Whey Packaging

#1 Naked Whey
(Editor's Choice)

  • 25g Protein
  • 3g Carbs
  • 2g Fat
  • 120 calories per serving
  • Made from only one ingredient
  • Promotes high-intensity energy
  • Makes great-tasting shakes and smoothies
bulk supplements thumb

#2 BulkSupplements

  • 27g Protein
  • <1g Carbs
  • <1g Fat
  • 115 calories per serving
  • Made from whey protein isolate
  • Helps in weight loss and muscle growth
  • Recovers muscles after training and workout
  • Can be mixed easily in any liquid
isopure packaging

#3 Isopure Zero Carb

  • 26g Protein
  • 0g Carbs
  • 0g Fat
  • Made from whey and other high-quality ingredients
  • Supports in weight management and muscle growth
  • Can be taken anytime, anywhere
  • Easily mixed with any type of liquid

1. Naked Whey: Editor's Choice 

Naked is justifiably proud of the quality of its low-sugar protein powder.

It's sourced from the milk of grass-fed cows and subjected to minimal processing so that it gets to you in its purest possible state.

This is some of the highest quality unsweetened whey protein you can buy, and the unflavored state means you are free to add whatever type of natural flavoring elements you want to fit your taste.

Naked Whey Packaging - grass fed whey protein powder

Even if you go naked with it, you'll still benefit from the full complement of branched-chain amino acids and glutathione it provides to buttress your muscle building efforts.


  • Gleaned from USDA certified grass-fed dairy cows.
  • Completely free of hormones or other destructive additives.
  • 5.9 grams of BCAAs per standard serving.
  • Contains all the essential amino acids.


  • Doesn’t stir easily.

It's an unsullied whey protein with no genetically modified organisms, gluten, soy or hormones.

2. BulkSupplements

BulkSupplements has always been light on the packaging and heavy on the quality, and their entry is a worthy addition to their product line.

This is a product of unusual potency and purity, containing 90% in every serving.

If what you want is muscle building progress you can see and feel, BulkSupplements tasteless protein powder should be considered on your list of essential supplements.

Bulksupplemets product image


  • Has a high degree of bioavailability.
  • Unsweetened, high-quality protein powder.
  • Contains glutamine peptide to bolster the immune system.
  • Made in the US.


  • Uninspired packaging.

All BulkSupplement products are tested by an independent 3rd party lab for quality and are manufactured in an FDA certified facility to the highest standards.

BulkSupplement is also my number one choice for the Best soy protein powders.

3. Isopure Zero Carb 

This unflavored whey protein isolate from Isopure allows you to meet the elevated needs of your physically active lifestyle. From the first sip to the last, you'll experience a favorable taste from this product. 

Isopure Zero Carb is also free of carbs.

So, even those on the restrictive keto diet will be able to take advantage of the nutrients, vitamin and mineral blend employed here to help them repair and build new, harder, bigger muscles.

isopure packaging


  • Zero carbs for keto dieters
  • Effective flavorless whey protein isolate.
  • Free of gluten and genetically modified organisms.
  • Flavor free for maximum dietary flexibility.
  • Easily mixed with any type of liquid


  • Be sure to mix it thoroughly.

Each serving of Isopure provides 25 grams of unsweetened protein powder. It won't produce any of the lactose-related side effects you can get from casein, and it's gluten and GMO-free.

4. PlantFusion Complete Protein

PlantFusion is a plant-based product designed to provide nutritional content like the amino acids your body needs to recover quickly and effectively from the most strenuous workout.

It includes L-glutamine to help create durable connective tissues for those new larger muscles and plenty of inulin and cynarin for a healthy liver and stomach.

Its branched-chain amino acid content is what stressed-out muscles are craving for after a tough workout.

PlantFusion complete supplement

If you don't give it to them, you'll not only fail to see progress, you may well suffer setbacks as the muscle tissue fails to answer the call next time.


  • Completely free of soy, animal products, gluten and dairy.
  • Chock full of the BCAAs your hungry muscles need.
  • Cholesterol free with a low glycemic load.


  • Moderate fructose content.

PlantFusion will help ensure you stay on the path toward your ultimate health goals.

5. ProMix Grass-Fed Whey Protein

ProMix contains only 2 grams of carbohydrates and no fat, which makes it ideal for those seeking to lose weight and build muscle.

There's plenty of complimentary B12 here as well to help facilitate muscle growth and a healthy dose of iron to help bolster your immune system. This is so you can recover quickly with no genetically modified organisms [1].

ProMix Unflavored Grass fed Whey Protein Powder

Unlike some other no-taste powders that slip artificial sweetener into the mix, ProMix Unflavored grass-fed whey protein is 100% free of sweeteners, including sugar or fructose, and has minimal glycemic impact.



  • Doesn’t blend as easily as some other tasteless powders.

It's also one of the best unflavored protein powders derived from plant sources, which means it exhibits a high degree of bioavailability.

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Our #1 Flavorless Protein Powder Is...

Flavorless, or as some would call it, tasteless protein powder is preferred by many health-conscious individuals who don't want to be saddled with artificial sweeteners, sugar or artificial flavorings that could disrupt their system.

Naked Whey is a good example of a plain, unflavored protein selection that will meet your pre-workout and post-workout nutritional requirements. 

It's packed with 25 grams of unsullied whey protein with no genetically modified organisms, gluten, soy or hormones.

Go out and give Naked Whey a try, it might do you some good. 

Naked Whey
Our #1 Unflavored Protein Powder

  • 25g of protein per serving
  • 120 calories per serving
  • Made from only one ingredient
  • Promotes high-intensity energy
  • Makes great-tasting shakes and smoothies

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