Isopure Zero Carb Protein Powder Reviewed

9.0 score
[Editors rating (8.6) + Users rating (8.6)] / 2 = ( score (9.0)/10

Editor rating: 8.6 / 10
User's rating: based on 3 user ratings
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Isopure Zero Carb Protein Powder Reviewed Review Facts

Isopure Zero Carb Protein Powder is one of the few options on the market that contains not only zero carbohydrates but also zero Gluten or Lactulose. When you lead a clean active lifestyle finding a product like this is a real gem. You will get the added benefit of Vitamins and Minerals as they are added to the formula. Keeping yourself fit takes a lot of time and energy. Whether working out at home or heading to the gym you want to make sure you are putting great products into your body to aid you in your fitness journey. Promoting muscle recovery and growth is important and Isopure will show you how well it can be done. This product also does a decent job at keeping you full between meals. Those that are on a diet will appreciate this pro probably most of all. You can use this product pre or post workout, as a snack, or first thing in the morning. It is very convenient and made with 100% Whey Protein Isolate. This means you are getting the best quality Protein that is available and your muscles will notice and thank you for it in a short amount of time.

Editor's Pros & Cons
  • Mixes Well
  • Proven Results
  • Zero Fat
  • Low Calorie
  • Zero Carbs
  • Easy to Digest
  • Not Overly Sweet
  • Creamy Texture
  • Includes Added Vitamins & Minerals
  • Good Size & Flavor Variety
  • Some Flavors Synthetic Tasting
  • Some Flavors Leave Chalky Feel
  • A Bit Salty


Isopure and Nature's Best were founded over thirty years ago by two men who wanted something better in the ways of Protein and support for those that lead exceptionally active lifestyles. Hal and Ernie wanted to give the world products that are pure, clean, and good for our bodies. They did this by providing us with some of the highest quality Protein to be found. Their Protein is made of 100% Whey Protein Isolates. It is lactose-free and has very little in ways of impurities. Additionally, you won't have to worry about fat or carbs as many of their choices have none. When you are looking for a very clean product that will help you in muscle recovery as well as building you will be making a good choice if you go with a product made by Isopure.


Starting with their unflavored variety, people receive it very well. The texture is superior and it offers almost no taste at all. For those that need the Protein boost but can't stand the flavor of sweet powders, this is a great option. You can add it to anything without changing the flavor. As for the flavored varieties, overall people seem very pleased with them. They are a bit more subtle than others on today's market but the fact that they are not overpowering is welcomed. There are a few flavors that may leave a chalky feel to your mouth but this is common in this type of Product. Moving and grooving through your day doesn't have to stop when you need to drink Protein shakes, instead of choking them down try Isopure's choices and we are sure you will find one you truly love.


You head to the gym every day and you work hard to stay active, drinking your shakes and smoothies daily to ensure your muscles feel great and keep growing. Then you find yourself burned out on the flavor options of the Protein powder you use, this is not uncommon. Many brands only offer four or five flavors and it's frustrating. With Isopure this is definitely not the case. You will be able to choose from eighteen different flavor options. This is huge compared to others. You have your normal options like Chocolate, Vanilla, Strawberry, and Cookies and Cream. They also offer some very unique options like Apple Melon, Alpine Punch, Mango Peach, Mint Chocolate Chip, and Pineapple Orange. Natural products are also available in Chocolate and Vanilla. Lastly, they do offer a superior unflavored option that will allow you to add tasteless Protein to anything and everything.


We have all tried those supplements that no matter how you mix it, they end up gritty and clumpy. This makes them nearly impossible to swallow, much less drink it on a daily basis. This choice by Isopure not only mixes well with water and cold liquids it also mixes well with warm or hot items. This is almost unheard of in the world of Protein powders. It does take a decent amount of shaking or mixing to completely dissolve it but with a bit of time you will end up with superior consistency. Once mixed it will be smooth and free of chunks. You will find it easy to swallow and overall it has a great mouthfeel. There are a few flavors that leave your mouth feeling a bit chalky but that is something you will find in every protein powder on the market.


In terms of effectiveness, this product has everything you want in a Protein powder. It utilizes 100% Whey Protein Isolate, this is the most beneficial and effective Protein source you could ask for. When you are working your muscles to bulk up or lean out you need a supplement like this to help you meet your daily nutritional goals. Not only will you get the Protein that your body needs you will also get a very good amount of the daily vitamins and minerals that you may be lacking with the foods and beverages you are consuming. You will notice faster recovery times as well as an increase in strength and muscle growth. This is why, of course, we look towards supplements to help in our fitness goals.


Depending on the flavor you buy the ingredients list will differ. When looking at the unflavored option there are two simple ingredients, Whey Protein Isolate and Soy Lecithin. This is quite simple and pure. There is a very small amount of Soy Lecithin contained in the formula and it is there for consistency and mixing purposes. Once you start looking at the ingredient lists for other flavors, they become a bit longer. They all start the same which is with the Whey Protein Isolate, followed up by their vitamin and mineral blend. Also included are natural and artificial flavors, Soy Lecithin, L-Glutamate, Sucralose, and Xanthan Gum. This is a fairly small ingredient list compared to others we have reviewed and should set your mind at ease knowing you are getting a pretty clean product.


The Protein content of this product is twenty-five grams per serving. While this may seem lower than others on the market, it is actually better than some that offer thirty or more grams of Protein per serving. This is due to the fact that the formula uses only Whey Isolate. Many others use a blend of Isolate, Concentrate, and other variations of Protein. These other types do not break down as well and don't benefit your recovery and muscle growth like 100% Whey Isolate does. You can trust when using this product you will gain the added Protein you need with great flavor and consistency and none of those less than top quality products.


Using this product means you don't have to worry about sugar as there isn't enough in the natural product to register and the rest use Sucralose as the sweetening agent. There are zero grams of sugar in Isopure Zero Carb Protein Powders. Sucralose has been known for its bad aftertaste, however, Isopure has figured out how to avoid it. They have a great balance to make it sweet but not too sweet in most flavor varieties. Sucralose is an artificial sweetener and it is used in a huge variety of available supplements due to the fact it is quite sweet but does not add sugar values into the mix.


This product is a carb haters dream come true. You can trust there are zero carbs in Isopure Zero Carb products. While they do offer products with low carb counts, zero sounds better. Finding a great tasting, awesome textured powder that contains no carbohydrates is not always easy. In fact, for some, it can seem impossible. Keeping carbs low can really help when dieting. The Keto diet is becoming more and more popular but requires you to seriously cut carbs. You will be able to do it with ease and still hit your Protein goals when you go with this brand.

Amino Acids

Waking up sore and stiff is partially due to a lack of essential Amino Acids, also known as Block Chain Amino Acids. They are responsible for not only keeping soreness away but allowing our muscles to grow and strengthen with ease. Isopure use of 100% Whey Protein Isolate will provide you with all the BCAAs your body craves to continue to grow. They don't add any extra in but they do offer a product that will boost your Amino Acid levels. Our bodies naturally produce some of these acids but we need to get the rest from the foods and beverages we consume. Adding a supplement like this to your routine will help boost the levels of Amino Acids that your body is missing.


Fillers are not something you are going to have worry about when choosing this product! They keep their ingredient lists limited and that is something well appreciated by customers. Some may argue that adding flavor is adding filler, however, they do not overuse their flavoring and we do not believe they are bulking up their product with extra flavoring. Additionally, you need to be careful of the use of gums. While one on an ingredient list doesn't raise an eyebrow because it really does help with consistency, if several are listed you should look at this as a red flag.


As with pretty much all products of this nature a scoop is a serving. What is more important than that is what size containers are available and how many servings you get in each. If you have a daily shake or smoothie and you like to cook with added Protein you certainly want to make sure you have enough to get through a month or two without having to reorder. You can order this product in several different size options which include a one-pound, three-pound, or seven and a half-pound containers. A one-pound contain will yield you approximately fifteen servings, which may be ok depending on your Protein powder intake habits. On the opposite end, a seven and a half-pound container will get you roughly one hundred and ten servings. This is more than enough to get you through with your favorite flavor. With these options you should easily be able to ensure you have what you need on hand all the time.

Side Effects

While using any type of Whey Protein product could cause some mildly uncomfortable side effects this product seems to have it all figured out. After reading a vast amount of customer reviews it seems this product has little to no side effects. Typically we see reports of upset stomach, nausea, and bloating from people who use these kinds of supplements. None of these symptoms have been reported by users of Isopure Zero Carb Protein Powder. It does not have Lactose in it so those with intolerances trust this brand to keep their stomachs as well as their muscles feeling great.


There are so many advantages to this zero carb option it's hard to decide where to begin. Not only do you have the choice of a plethora of flavor options you also get a decent size variety. This product is made with the best of the best Whey to ensure you get clean Protein that will aid you in your fitness goals. You will get the Amino Acids your body needs to recover quickly and from a brand that can be trusted. The lack of sugars and carbs allows you to fit this into just about any diet. Additionally, you won't have to worry about bad textures or awful aftertastes when you go this route. All in all this product is awesome and will give you extra vitamins and minerals.


Finding disadvantages about this option of nutritional supplements is rather difficult. It is a bit pricier than others on the market, but with all the advantages, it does not seem like a very big deal. In fact, it is completely understandable as we all know you get what you pay for. It could be argued that this product does take a little more mixing time and that could be seen as a disadvantage. However, once mixed correctly you will end up with a smooth and delicious shake or smoothie which we feel makes a little extra mixing completely acceptable.


In the category of quality, there are few products ranked as high as this one. They use only the best of the best ingredients to ensure you stay on the path to superior health and fitness. In addition, the flavoring is top notch. Pretty much everyone who gives it a try can find several flavors that are actually delicious instead of the typical trying to gag your daily shake down due to awful flavoring. Isopure knows what it takes to make a great product and they do it. They keep it simple and pure which is something we are all looking for to ensure we stay healthy and aren't putting toxic chemicals into our bodies.


As mentioned before, this product is a bit more costly than others on the market today. We don't feel like this decreases the overall value in any way. You are getting a supremely high-quality formula for only a tad bit more. It mixes to a smooth consistency and tastes great. Most importantly it will support your muscles in fast recovery, strengthening, and growth. These are the things we are really looking for when purchasing a Protein powder. Meeting daily nutrition goals will be easier when using this and you will notice the difference in how you feel quickly.

Key Features

25 Grams of Protein/Serving
Zero Carbs & Zero Sugar
100 Calories Per Serving
Added Vitamins & Minerals
Decreases Appetite Between Meals

Bottom Line

This product is solid and will keep you heading in the right direction to meet your goals. Boosting your daily Protein levels is simple when you add it to your routine. No matter when you want to use it you can and you won't have to worry about some of the terrible side effects that are related to most products such as this. You will pay a bit more than with other brands but you are sure to like this product better than most. There is a huge variety of flavor options and several that you simply won't find anywhere else. Overall, this product does exactly what you want it to do and offers a flavor and consistency that you will be able to stomach easily. You won't be disappointed after giving it a try.