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Customer reviews for ISOPURE Whey Protein Isolate, Unflavored, 1.55 lbs. for
ISOPURE Whey Protein Isolate, Unflavored, 1.55 lbs.
4.4 out of 5 stars
stars
120 ratings116 reviews
  1. 5 stars59% (71)
  2. 4 stars28% (34)
  3. 3 stars8% (10)
  4. 2 stars1% (1)
  5. 1 star3% (4)

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Showing 71-80 of 116 reviews
Jul 22, 2025
jennifermfd_5579
4 out of 5 stars review

Zero Carb Protein

[This review was collected as part of a promotion.] ISOPURE® Unflavored Whey Protein Isolate has zero Carbs + Vitamins GF (704G). It is easy to mix with whatever you’re cooking, baking, or blending. They recommend mixing this product with drinks, hummus, soup, baked goods, guacamole, sauce, oatmeal, etc. Hot or cold. It contains 25 grams of 100% pure whey protein isolate per scoop. It is stripped of fat, carbs, fillers, sugars and lactose & has no added colors, flavors or sweeteners. FYI, the scoop is rather large & there is 22 servings per container.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

For when you need a little boost of protein, Isopure Unflavored is a great addition to any recipe!

Jul 15, 2025
selenapd802_1609
5 out of 5 stars review

Perfect!

[This review was collected as part of a promotion.] I love this stuff for days that I am unable to reach my protein goals. I have added it to yogurt bowls, guacamole, sauces, pasta dishes, and my smoothies. I love that its unflavored. I want to see what else I can add it into for upped protein.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

We love to hear this! Keep experimenting and add Isopure Unflavored to more recipes!

Jul 13, 2025
kimberlyb245_1315
5 out of 5 stars review

Great product

[This review was collected as part of a promotion.] Isopure Zero Carb protein powder is a game-changer if you're serious about upping your protein intake without the extra baggage. It's basically pure protein isolate, so you're getting a super clean source with next to no carbs or fat. The taste is surprisingly good for a protein powder that's so stripped down – it mixes easily and doesn't have that chalky texture some others do. It's not trying to be a dessert, which I appreciate. It’s more about delivering quality protein, and it nails that. Whether you're cutting calories, trying to hit specific macros, or just want a no-nonsense protein boost, Isopure Zero Carb is a solid choice.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
Jul 13, 2025
serenap22_9840
5 out of 5 stars review

The best - no grit and truly no flavor

[This review was collected as part of a promotion.] Absolutely love Isopure’s unflavored protein! I hate all protein powders except this - every other powder is gritty, has a weird aftertaste or just plain tastes weird. This is truly unflavored! I blend it in the morning with my coffee, some skinny syrup and ice for the perfect proffee. I even cook with it - I added it to my pastina broth and it’s completely undetectable but adds that extra punch of protein.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

Isopure Unflavored is a punch above the rest! 👊

Jul 24, 2025
stevef24_8412
5 out of 5 stars review

Easy way to get extra protein!

[This review was collected as part of a promotion.] I am constantly on the lookout to add more protein to my meals. This ISOpure unflavored protein powder is amazing to add to baked dishes and baked treats! I have added it to ice cream mixes for my ninja creami machine, I have baked brownies with this powder! I may or may not have also sprinkled a little in my last lasagna dish. It’s incredibly smooth and silky, no weird aftertaste no issues with texture. Mixes well, blends well and you don’t even know it’s there but you are blessed with added protein that normally wouldn’t be there. So happy I was able to try this unflavored protein powder by isopure!

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

Isopure Unflavored is a staple in the kitchen! 🧑‍🍳

Jul 10, 2025
sarahjs_8062
4 out of 5 stars review

Good for extra protein

[This review was collected as part of a promotion.] The Isopure unflavored protein mix, mixes well into anything. There is a little bit of a protein after taste, which is normal for most protein products. It’s a great way to add protein into anything you are making since it is unflavored. It has 25 g of protein, zero sugar, and zero carbs. Would recommend definitely for children who may not eat enough protein, as a mix in.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
Jul 13, 2025
queenofskulls578_6645
5 out of 5 stars review

Zero carb, add to everything!

[This review was collected as part of a promotion.] I added this to my morning iced coffee and I couldn't taste anything! I'm excited to try adding this to many food and drink items. This container should last for awhile too. I like that it's zero carb as well.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

Can't have morning coffee without Isopure Unflavored! ☕

Jul 14, 2025
yazzs2_279
5 out of 5 stars review

Healthy protein with clean ingredients !

[This review was collected as part of a promotion.] Isopure protein powder is one of the best protein powders I have tried so far with zero carb, zero sugar, gluten and lactose free. It is made with clean ingredients and provides 25g of 100% whey protein per serving. It is unflavored and can easily be mixed in coffee, smoothies, yogurt or any baked goods with no after taste. Definitely recommend this if you are trying to build muscle, maintain healthy weight and meet your daily protein requirement.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
Jul 18, 2025
ferraf_1791
4 out of 5 stars review

Versatile Use

[This review was collected as part of a promotion.] I have been adding this protein powder to Kefir drinks and smoothies at home. This powder doesn’t affect the taste of anything I add it to. Mixes very well with no clumping issues with or without a blender. I like that it is flavorless so that it can be used in a versatile way with drinks and recipes for cooking like as a batter for fried chicken or with baking. This allows for the most value and use. I like all the nutrients with vitamins that are also found in this protein powder as well. I appreciate the big container it comes in, as I will be recycling/re-purposing the container for storage.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

Feel free to share some photos and recipes where you've incorporated Isopure Unflavored!

Jul 15, 2025
danaej7_4348
4 out of 5 stars review

Good, Clean product!

[This review was collected as part of a promotion.] Isopure Zero Carb and Vitamins GF Unflavored protein powder was a pretty big win for me. The product is versatile and offers many benefits. I did notice a slight taste in some drinks but can’t put my finger on what the taste is however in a smoothie/baked goods I didn’t really taste it. It mixed well in my protein shake and overnight oats, have yet to try it in coffee. My container was only filled about halfway, maybe a little less and for the price it kind of sucks you don’t get more. But overall very good product so far, no chalky taste and a good, clean option for those looking to add extra protein in their diet.

Review from Glanbia Performance Nutrition, Inc.
Helpful?70GIW7NABGMB16150765564
reply from Isopure

Keep experimenting with Isopure Unflavored and let us know your thoughts! 👀