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Health & Wellness Nutrition

Best Soy Protein Powders

Updated February 2025
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Pros
Cons
Best of the Best
Soylent Cacao Complete Meal Formula Plan Protein Powder
Soylent
Cacao Complete Meal Formula Plan Protein Powder
Chocolate Flavor

This is a tasty chocolate soy protein powder that's packed with nutrients to help you achieve your wellness goals.

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Chocolate Flavor
Bottom Line

This is a tasty chocolate soy protein powder that's packed with nutrients to help you achieve your wellness goals.

Pros

Vegan soy protein with a rich chocolate flavor. Contains 39 nutrients plus omega fatty acids. Made from ingredients that are sustainably sourced. Kosher and free of gluten. Great for making smoothies and shakes.

Cons

Some new users developed digestive upset after drinking it. A few reports of damaged packages.

NOW Foods Soy Protein Isolate Powder
NOW Foods
Soy Protein Isolate Powder
Muscle-building

A pure soy protein powder that keeps you feeling full and helps you build muscle without adding a bunch of sugar and fat to your diet.

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Muscle-building
Bottom Line

A pure soy protein powder that keeps you feeling full and helps you build muscle without adding a bunch of sugar and fat to your diet.

Pros

20 grams of protein per serving. Pure protein powder with no additives. Low fat and no sugar. Non-GMO. Container lasts for a long time. Almost tasteless, so it can be consumed plain or in a smoothie.

Cons

It doesn't mix as well as whey protein powders and it may have a gritty texture.

Puritan's Pride Soy Protein Isolate Powder
Puritan's Pride
Soy Protein Isolate Powder
Trusted Brand

A powder with few additives that's good for mixing into smoothies or other flavorful beverages.

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Trusted Brand
Bottom Line

A powder with few additives that's good for mixing into smoothies or other flavorful beverages.

Pros

Offers 24 grams of quality protein per serving. Contains less than one gram of carbohydrates and one gram of fat. Has a vanilla flavor that goes well with various fruit concoctions. The gluten-free formula is also suitable for vegetarians.

Cons

Some find the flavor and texture to be chalky.

Bulk Supplements Soy Protein Isolate Powder
Bulk Supplements
Soy Protein Isolate Powder
Low-fat Option

A good choice if you're looking for a product that offers a lot of protein per serving with very minimal fat and zero carbs.

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Low-fat Option
Bottom Line

A good choice if you're looking for a product that offers a lot of protein per serving with very minimal fat and zero carbs.

Pros

27 grams of protein per serving. Less than one gram of fat. No sugar or carbohydrates. Smooth consistency that isn't too grainy. Tasteless when blended in a smoothie. Choice of numerous package sizes. Vegetarian.

Cons

Tends to settle quickly, so you must keep stirring.

Naturade Total Soy Weight Loss Shake
Naturade
Total Soy Weight Loss Shake
Tasty & Effective

Choose this soy protein powder if you are looking for a tasty option that will promote weight loss when used as directed.

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Tasty & Effective
Bottom Line

Choose this soy protein powder if you are looking for a tasty option that will promote weight loss when used as directed.

Pros

Formulated with 24 essential vitamins and minerals. Suitable for use as a meal replacement for weight loss purposes. Contains 130 calories per serving. Chocolate flavor is appealing for shakes, smoothies, and more. Gluten-free.

Cons

Several of the ingredients are questionable. A few canisters had close or expired sell-by dates.

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BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. About BestReviews  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. About BestReviews  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We buy all products with our own funds, and we never accept free products from manufacturers.About BestReviews 
HOW WE TESTED

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

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First Reviewed
December 11, 2021
33
Models
considered
12
Hours
researched
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Eliza McGowen
Written by Eliza McGowen

Updated February 2025

Ready to buy now? Shop the best: 

If you’re into going to the gym and maintaining a healthy lifestyle, you need to know about soy protein powers. Soy has a range of characteristics that make it the perfect candidate for delivering supreme protein to your body, muscles, and mind. First, it contains amino acids that are vital for healthy and strong muscles. It also is a good source of fiber and is low in saturated fat. Completely free of cholesterol and lactose, this substance is high in omega-3 fatty acids and is loaded with antioxidants. This protein powder acts as an effective energy booster and is also safe to use while pregnant, as long as it’s approved by your doctor.

Our Top Picks
Soylent
Best of the Best
Soylent
Cacao Complete Meal Formula Plan Protein Powder
Bottom Line
This is a tasty chocolate soy protein powder that's packed with nutrients to help you achieve your wellness goals.
Shop Now
NOW Foods
Best Bang for the Buck
NOW Foods
Soy Protein Isolate Powder
Bottom Line
A pure soy protein powder that keeps you feeling full and helps you build muscle without adding a bunch of sugar and fat to your diet.
Shop Now
Puritan's Pride
Top Pick
Puritan's Pride
Soy Protein Isolate Powder
Bottom Line
A powder with few additives that's good for mixing into smoothies or other flavorful beverages.
Shop Now
Bulk Supplements
Top Pick
Bulk Supplements
Soy Protein Isolate Powder
Bottom Line
A good choice if you're looking for a product that offers a lot of protein per serving with very minimal fat and zero carbs.
Shop Now
Naturade
Top Pick
Naturade
Total Soy Weight Loss Shake
Bottom Line
Choose this soy protein powder if you are looking for a tasty option that will promote weight loss when used as directed.
Shop Now
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