10 Best Sugar-Free Protein Powders in 2022 (Legion, Muscle Milk, and More)

Made with cocoa powder and peanut flour, this whey protein powder has a rich chocolate and peanut butter flavor. Each serving provides you with 25 grams of protein and 5.6 grams of BCAAs. It's sweetened with stevia and contains no added sugars. Plus, it's also low in carbs and fat. 

A couple of buyers note that this powder clumps up. Besides that, the majority compliment its delicious flavor, saying it doesn't have any unpleasant aftertaste. They add that this protein powder helps satisfy their hunger and fuel their body for exercise. 

This vanilla bean protein powder contains only four simple ingredients: milk protein isolate, natural vanilla flavor, monk fruit extract, and sea salt. Each serving has 20 grams of protein and no sugar at all. This protein powder is also certified gluten-free. 

According to some reviewers, the taste is overwhelmingly sweet. On the other hand, the majority like that this powder has a smooth texture that dissolves well in milk and yogurt. They also appreciate that it doesn't upset their stomach or make them feel bloated. 

Garden of Life's protein powder contains a blend of plant-based proteins such as pea, sprouted brown rice, buckwheat sprouts, and quinoa sprouts. It's also formulated with probiotics and enzymes to support your digestive health. It doesn't contain any flavorings, added sugar, or sweeteners. 

Some buyers note that this protein powder has a slightly chalky taste, but many love that it dissolves well. A lot of reviewers also like that it's unflavored, saying it works well for both sweet and savory dishes like soup, mashed potatoes, and smoothies. 

This chocolate peanut butter protein powder combines whey protein concentrate, whey protein isolate, micellar casein, and egg white. With each serving, you'll get 20 grams of protein. It's sweetened with monk fruit extract, so it won't have an unpleasant aftertaste. 

Although a few buyers complain that the powder doesn't dissolve properly, most say that the chocolate peanut butter flavor is delicious, especially when mixed with milk. Buyers also love that the powder contains enzymes to support digestion. Plus, they appreciate that it's gentle on their stomach!

This whey protein powder from Biochem provides you with all of the essential amino acids your body needs. It has 20 grams of protein per serving and doesn't contain any sweeteners. This product is also suitable for those on a gluten-free diet. It's made from whey that's soy-free and 99 percent lactose-free.

A few buyers report having an upset stomach after drinking this whey protein powder. Nonetheless, many reviewers like that it mixes well and doesn't have a gritty texture or an artificial aftertaste. They also appreciate that it doesn't contain any artificial additives or flavorings. 

PlantFusion's Complete Protein is a vegan-certified blend featuring quinoa, algae, artichoke, and pea protein sources. With added amino acids and digestive enzymes, it ensures better absorption of nutrients, too!

While some find the taste a touch sweet, fans appreciate its smooth blend that makes great protein shakes. Plus, it's filling and crafted from plant-based ingredients!

This vanilla protein powder from Muscle Milk has a combination of whey protein isolate and milk protein isolate. It provides you with 15 grams of protein per serving and no sugar. This protein powder derives its sweetness from stevia and sucralose. 

A few buyers find this powder too chalky, and some comment that it doesn't mix well. Even so, many buyers love that it doesn't contain any added sugar and is gentle on their stomachs. They like that this low-calorie protein powder keeps them feeling full, too. 

Isopure's Whey Protein is crafted from only two ingredients: whey protein concentrate and sunflower lecithin. It's free from artificial ingredients, sugars, and preservatives. As it doesn't have any flavor, you can add it to different kinds of food and drink. 

Some buyers complain that this powder doesn't dissolve well. Still, many buyers are pleased that it doesn't make them feel gassy or bloated and has simple ingredients. They love using this protein powder for baking or as a coating for chicken!

This option from SunWarrior is made with a protein blend of fermented pea protein, goji berry, and hemp protein for 18 grams of protein per serving. Plus, it's sweetened with stevia leaf extract and infused with MCT oil for extra healthy fats. 

Some buyers comment that the protein powder tastes a bit salty. Yet, many others love the plant-based formula and say that it blends into a smooth texture. Plus, they say that it hasn't given them any digestive issues.

Isopure's whey protein powder has 25 grams of protein per serving. It's made with cocoa powder and has a rich chocolatey taste. The formula is also infused with vitamins and minerals, like vitamin A, vitamin E, and zinc, to support your overall health.

A couple of reviewers say that this powder leaves behind a lot of clumps. Some also have concerns about it being fake on Amazon, so we provided another e-commerce site for you. However, the majority love the delicious flavor and lack of aftertaste. Many buyers also mention that it's excellent both pre- or post-workout.