The best sugar free protein powder is determined by various aspects, including macronutrient breakdown, label transparency, mixability, and price. Protein powder is one of the most popular health and fitness products on the planet. It is a convenient source of on-the-go protein that can be adjusted to your liking and blended with a variety of foods and liquids. Protein powders without sugar are a great option for those who want to enhance their health markers, reduce weight, control their diabetes, or just like the flavor. While all protein powders are sugar-free, different protein powder brands choose different nutritional compositions, which affects their quality and usability. I’ve chosen the top 5 sugar-free protein powders based on the most important factors.
1 – Transparent Labs 100% Grass-fed Whey Protein Isolate (Editor’s Choice)

Transparent Labs, one of the leading premium supplement brands, is first on our list of the best sugar-free, healthy protein powders. Transparent Labs 100% Whey Protein Isolate is a high-quality protein supplement that contains no hormones and delivers 28 grams of complete protein to help you grow muscle and enhance your gym performance. Because it is entirely comprised of whey isolates, it has a considerably low lactose content that will not bother your stomach. It’s minimal in carbs and fats, making it perfect for weight loss or maintenance. I purchased the Mocha and French Vanilla flavors, and I enjoy that they taste fantastic even without artificial sweeteners. It’s also a perfect addition to oats, fruits, and smoothies because it’s free of fillers and additives.
Product Facts
Calories: 120
Protein: 28g
Fat: 0.5g
Carbs: 1g
Pros
The protein content per serving is high.
100% pure, high-quality protein
Good for lactose-intolerant people
Complete label transparency
Cons
A little expensive, but you can save money with bulk orders.
2 – Garden of Life Raw Protein Powder

Garden of Life Raw Protein Powder is a great sugar free protein powder produced from protein-rich ingredients, including pea proteins, organic sprouted brown rice protein, and amaranth sprouts. You’ll get all the important vitamins from a traditional meat dish thanks to its combination of protein-rich plant sources. The manufacturer also says that they get its ingredients using the RAW formula, which implies that they are minimally processed, allowing your body to absorb more protein. Because it contains BCAAs, which aid in muscle recovery after exercise, this sugar-free protein powder can also be used as a post-workout smoothie. On top of that, it contains probiotics and digestive enzymes to improve gut health. When it comes to flavor, I think it tastes fantastic with no strange aftertaste. It has no artificial sweeteners and comes in unflavored and flavored versions, such as vanilla and chocolate.
Product Facts
Calories: 110
Protein: 22g
Fat: 2.5g
Carbs: 2g
Pros
Aids in muscle recovery
Certified USDA organic blend
Gluten-free, non-GMO vegan protein
Cons
Some users dislike the flavor.
3 – Ora Organic Vegan Protein Powder

It is one of my favorite sugar-free protein supplement powders. Ora Organic is acclaimed for its authenticity, and there is no doubt that it is the best sugar-free protein powder on the market. The most crucial aspect of this product is that it is completely ORGANIC. It is free of allergens, including soy, eggs, shellfish, dairy, gluten, peanuts, and fish. This product also contains no fillers, artificial flavors, or colors and has been third-party tested for heavy metals. Ora Organic zero-sugar protein powder also contains organic turmeric and organic pomegranate, which are high in antioxidants. Ora has also included various digestive enzymes in this powder to ensure that it is easily digested.
Product Facts
Calories: 130
Protein: 22g
Fat: 3g
Carbs: 0g
Pros
There is absolutely no sugar.
Low in carbs
USDA-Approved
High in iron
Non-GMO, vegan, and free of allergens
There are no artificial colors or flavors used.
Digestive enzymes have been added to aid digestion.
Cons
High in Sodium
29 grams includes 2.5 grams of fat
If you are allergic to coconut, do not purchase it.
There are no BCAAs included.
4. Promix Whey Protein Powder 100% Natural

The Promix 100% all-natural whey protein powder takes the top rank. It has the second-greatest protein content of my top 5 selections, and it includes natural glutathione and immunoglobulins to help with protein absorption. Each 30-48 gram scoop contains 25 grams of protein, which is cold-processed and acid-free bioactive whey from 100% natural grass-fed cows. Each serving contains 83% of the total calories. Sunflower lecithin has been added to glutathione and immunoglobulins for optimal blending. It has 1.5 grams of fat and 3 grams of carbs, which is similar to my top pick. It is available in 4 flavors and one unflavored option in 2.5 and 5-lb tubs.
Product Facts
Calories: 120
Protein: 25 grams
Fat: 1.5 grams
Carbs: 3 grams
Pros
A bioactive whey protein source that has been cold-processed and is acid-free.
Filtered as little as possible to increase omega-3 and CLA levels.
Sunflower lecithin is incorporated to improve absorption.
Cons
The cost per serving is greater than that of other comparable options.
5 – NOW Sports’ Unsweetened Whey Protein Isolate

Now Sports is a popular supplement brand in the United States. This brand also sells sugar-free protein powders. One serving (42 grams) of NOW Sports’ whey protein has 24 grams of protein, 10 grams of carbohydrates, 1 gram of dietary fiber, and zero grams of sugar. Because it lacks other essential nutrients, we should take it as a dietary supplement rather than a meal substitute. It also includes glutamine, which is why athletes, sportspersons, and powerlifters use this protein supplement.
Product Facts
Calories: 110
Protein: 25 grams
Fat: 0.5 grams
Carbs: <1 grams
Pros
High calcium content
Added glutamine
Potassium-rich
Cons
Low sodium content
Iron deficient
Soy derivatives are present.
Conclusion
Using a sugar free protein powder supplement is unquestionably a good idea if you want to lose weight or are on a low-sugar diet and still want to get enough protein every day. But nonetheless, you must exercise extreme caution while selecting the right protein product; otherwise, you may purchase the wrong one. I am confident that after reading this post, you will be able to quickly select the best sugar-free protein powders. You can also consider the products mentioned above, which I have listed after extensive research. If you liked this post, you may also want to read our blog on high-protein rice varieties. You will certainly like it.
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