Best Soy Free Whey Protein Isolate in 2026

CLEAN WHEY PROTEIN: Truly Grass Fed Certified, Non GMO Project Verified, Gluten free, Soy free, NSF Certified for Sport and Informed Choice for Sport Certified, with No added hormones, No antibiotics, No added sugars

POST WORKOUT RECOVERY: Our Garden of Life Sports Whey Protein Isolate helps you refuels & repair muscles after a hard workout with 24g Grass Fed Whey, 4g Glutamine and over 6g BCAA amino acids

IMMUNE SYSTEM SUPPORT: This protein shake supports your immune system during a taxing training regimen or dieting cycle

HIGH QUALITY INGREDIENTS - NutraBio uses only the best, and our Isolate is no exception. We use high grade, cold processed, ultra-filtered WPI 90; the purest isolate available. Our protein is also non-GMO, soy free, low carb, low calorie, low cholesterol, kosher dairy, contains no fat, no additives, and no added sugar.

IDEAL FOR WEIGHT LOSS - Our whey isolate is low in carbs and contains no fat, making it ideal for anyone on a diet and also keto-friendly. Our pure whey isolate can help any gym-goer build lean muscle mass.

FREE OF FILLERS – You won’t find any fillers or fluff in our protein powder! Our Isolate contains zero dextrose, maltodextrin, dairy creamer, or other junk. It’s also suitable for lactose sensitive individuals.

Contains 26 grams of Whey Protein Isolate & Casein per serving Sourced from rBGH/Antibiotic Free, Grass Fed, Free-Roaming Cows with No Artificial Colors, Flavors or Sweeteners

Nutritional Support , Muscle Growth & Development

2.1 lb of Powder, 28 Servings

100% WHEY ISOLATE PROTEIN POWDER- NutraBio Grass Fed Whey Isolate contains 100% Whey Protein Isolate only! There is no whey concentrate or other proteins, maltodextrin, dextrose, creamer or any other filler in this product.

PROTEIN EFFICIENCY - You've just chosen the world's leading muscle building protein designed specifically for individuals needing the highest quality protein. This protein has a Biological Value of 159, Protein Digestibility of 95, Protein Efficiency Ratio of 3.6, Net Protein Utilization of 92, and a perfect 1.0 PDCAAS.

LOW CARB - Our factory fresh whey protein isolate (WPI) contains 25 grams of pure protein per serving and has zero sugars, is fat free, and cholesterol free with just 1 gram of carbs making it the perfect choice for keto diets or athletes who want to get ripped and pack on lean muscle.

5LBS of Vanilla Whey Protein Isolate Per Bottle

30 Grams of Protein Per Serving (Scoop Included)

Delicious Vanilla Flavor

Ramp Up Your Fitness Level: Trying to build muscle, boost strength, or manage body weight? Check out our 100% whey protein powder; each serving provides 25g of premium-quality protein packed with amino acids that help promote muscle gains, and more

Optimum 3-Whey Blend Means More Protein Power. Why settle for protein powders made with just 1 kind of whey? Our unique grass-fed protein powder blends whey concentrate, whey isolate, and whey hydrolysate to help maximize your results

100 Pure and Natural: This whey protein powder contains no added fillers or artificial ingredients, sweeteners, or preservatives. It is gluten free, soy free, non-denatured for ultimate bioavailability and cold-processed for maximum potency

100% non-GMO whey protein isolate from grass-fed* cows

25G protein per serving; 30 servings per container

Natural chocolate flavor sweetened with stevia leaf extract

G6 Sports Nutrition Prolific Isolate Whey Protein powder contains 25 grams of whey protein of per serving to help strength muscles, combat fat storage, increase muscle mass, & aid in muscle recovery.

Prolific Isolate Whey Protein is an all-natural and non-GMO protein formula. Prolific Isolate protein powder is also gluten-free, lactose-free, soy-free, and contains no artificial colors or flavors.

Prolific Isolate is rich in branch chain amino acids to aid in muscle recovery, muscle repair, and to combat muscle fatigue. BCAA’s help to shorten muscle recovery time & allow the muscles to rebuild.

WHEY PROTEIN ISOLATE - ALLMAX ISOFLEX delivers 27 grams of protein per scoop, sourced from ultra-pure Whey Protein Isolate with zero fat and sugar. It doesn’t contain Whey Protein Concentrate & is 99% lactose free.

ULTRA PURE - ISOFLEX uses a unique protein extraction technology called Hybrid-Ratio Ion-Filtration, which allows the formula to retain a high protein yield while maintaining enhanced bioactive whey fractions.

NEVER LOSE YOUR SCOOP - Gone are the days of digging through your protein to get your scoop. Scoop-Lock is ergonomically designed to lock your scoop into place the first time and every time.

PEANUT BUTTER: Rich peanut buttery taste. Delicious high protein low sugar protein powder. It makes a great shake and it is easy to bake.

SUPERIOR TRI-BLEND: Superior tri-blend of Whey Protein Isolate, Whey Protein Concentrate & Micellar Casein. This unique blend provides a slow and sustained release of amino acids, making it an optimal in-between meal drink, or a perfect anytime snack.

MIXOLOGY TECHNOLOGY: This allows you to mix any of our protein blends with one another to make your own unique taste! Chocolate Peanut Butter is spectacular.

High Quality Keto Friendly Protein: This doctor-developed whey protein with MCTs is rapidly absorbed by the body.

Optimal Protein Source: Perfect Keto contains all essential Amino Acids, including Branched-Chain Amino Acids (BCAAs). It has 15g whey protein isolate, (90% from grass-fed dairy), which research has shown supports healthy weight loss, builds lean muscle, boosts muscle strength, and curbs appetite.

Boosts Satiety: Since it’s high in fats, with 5g of MCT Oil Powder and 4g of high quality fats, the Perfect Keto Whey will keep you fuller longer. Enjoy after a workout to speed muscle recovery and tame hunger, or mix up in the morning to tide you over until lunch.

100% PURE PREMIUM QUALITY - Your body deserves the highest quality protein so you can feel your best. Our Truly Grass-Fed certified Peanut Butter whey isolate protein powder is made with Organic strawberry flavor and milk from Grass-Fed happy cows. It is also NON-GMO PROJECT VERIFIED, Antibiotic free, rBST-Free, hormone free, gluten free, lactose free and contains no added sugars.

PRE-WORKOUT & POST-WORKOUT FUEL - Our 15 Serving 1LB bag packs 20g Protein and 5 BCAAs per serving. Getting a protein boost before and after your workout can help in the creation, protection, and repair of muscle tissue. This can help build lean muscle, increase endurance & strength, and reduce your recovery time.

SUPPORTS YOUR IMMUNE SYSTEM - MariGold Whey Isolate is COLD PROCESSED and MICRO FILTERED, leaving it UNDENATURED and incredibly creamy. Cold processing retains the natural immune-boosting nutrients, antioxidants, amino acids, and minerals to help keep your body strong.

<b>100% GRASS-FED WHEY PROTEIN ISOLATE:</b> One of the purest forms of proteins, our whey protein isolate is sourced from grass-fed cattle with access to pastures in the USA that are GMO-free, hormone-free, and chemical-free. Packed with superb nutrition, our protein isolate doesn't contain any additives, artificial sweeteners or bulking agents. Please keep stored in a cool location.

<b>HIGH PROTEIN PERFORMANCE: </b> With the highest bioavailability of protein powders, our isolate contains 90% protein (24g) in one scoop with essential amino acids to help achieve your fitness goals. Being the purest and highest forms of protein, our whey protein isolate is commonly used by bodybuilders and athletes to achieve muscles, weight loss, and enhanced immunity.

<b>GLUTEN-FREE & LACTOSE-FREE:</b> Sourced from naturally-fed cows, our ripped whey protein isolate is soy-free, gluten-free, and lactose-free, and contains zero carbs making it a perfect choice for keto diets. Each serving of whey isolate contains a super dose of protein with no added sugar or fat, to support your fitness needs.

WHEY PROTEIN POWDER: 10 grams of protein and 1 gram of sugar per serving

GREAT FOR EVERYDAY: Helps support lean muscle mass with a full amino acid profile of whey protein isolate

TASTES GREAT: Mixes easily into shakes, smoothies, coffee, milk, or water and adds a delicious chocolate coconut flavor

FINALLY A HEALTHY PROTEIN POWDER THAT TASTES DELICIOUS: Yes, finally! Stellar Labs cold pressed whey protein powder was specially formulated and developed by Licensed Nutritionists, Dieticians, and Personal Trainers. It combines lean whey protein without artificial sweeteners and adds the power of BCAA's, and a specially formulated Digestive Enzyme Blend, and even more Amino Acids, plus it's low FODMAP and tastes delicious on it's own or as an ingredient!

PURE QUALITY NUTRITION & NO ADDED SUGAR: With ZERO grams of added sugar , 24 grams of premium whey protein including whey protein isolate, only 2 grams of fat and 10mg of our specially formulated digestive enzyme blend to give you healthy protein powders in a variety of flavors. Use our protein powders in cooking, baking, pre workout, post workout, and in shakes to help curb snack cravings. We are non GMO, Gluten Free, Soy Free, Low Carb, Keto Friendly, and have nothing artificial.

EASY TO DIGEST WITH LOW FODMAPS: Our protein powders are micronized so they're easy to mix and low FODMAP so they're easy to digest. Most of us have some type of digestive issue, and those issues could be caused by specific types of carbohydrates called FODMAP's. Those FODMAP's can cause bloating, abdominal pain, gas, and other digestive issues. Stellar Labs is Low FODMAP certified.

TRANSFORM YOUR HEALTH, IMPROVE YOUR METABOLISM, BOOST YOUR ENERGY LEVEL - NovaPro whey isolate protein powder is a keto friendly protein powder.

THE MOST DIVINE TASTING 120 CALORIES YOU HAVE EVER HAD! Try our delicious low calorie vanilla whey isolate protein powder with just 120 calories per serving! Each serving makes a delicious, smooth vanilla protein shake. Mix 1 scoop of our vanilla whey isolate protein powder with low-fat milk together with servings of banana, yogurt, berries, or any fruit.

OTHER WHEY ISOLATE PROTEIN POWDERS DON’T COMPARE - NOVAPRO IS BOOSTED WITH SUNFLOWER LECITHIN - Sunflower Lecithin is a rich source of the powerful antioxidant. It is regarded as a high-energy food, a good source of vitamins and minerals.

RAPID RECOVERY AND LEAN MUSCLE GROWTH – Feed your muscles with fast digesting WPI-90. At 20g of protein per serving, 0g of sugar, 1g of carbs, and only 90 calories, you can be sure you are giving your body only what it needs and nothing else.

IDEAL FOR WEIGHT LOSS - Our Clear Whey Isolate is low in carbs and contains no fat, making it ideal for anyone on a diet and also keto-friendly. Use Clear Isolate with or between meals, or after exercise for a healthy source of calories.

REFRESHING – NutraBio’s Clear Whey Protein Isolate has no milky texture or excessive foaming like other brands. Our Clear Isolate provides an entirely new whey protein experience, with delicious hydrating flavors like Pineapple, Mango, and Watermelon.

Whey Isolate Dominant: Our Whey Protein Blend contains three high-quality protein sources that are easily absorbed and digested by your body for optimal nutritional benefits.

Benefits: This supplement is perfect to help deliver essential proteins to your body whenever it is needed and is ideal to use after your workout. It helps support muscle repair, helps build lean muscle, and supports muscle protein synthesis.

What's In It: Sweetened with stevia, our 100% Whey Protein has 24g of protein, 2g of carbs, 1g of fat, 110 calories, and a powerful blend of essential amino acids per serving.

High-quality protein source providing 25g per serving to support muscles and recovery, Very low carbs, 0 sugar, 1.2 grs of fat, 5grs BCAA and Hydrolyzed Collagen.

Our super protein blend was designed to be used like muscle-building fuel and improve performance for athletes who wants to increase muscular mass, or individuals who wants to lose weight, our protein helps with fat loss while preserving muscle tissue and control appetite.

Cook & bake all your favorites fall and Halloween recipes with Spicy Pumpkin Protein Powder.

Grass-Fed Whey Isolate: This formula uses a hormone-free whey isolate from grass fed cattle to provide superior protein, amino acids, recovery agents, and digestive enzymes that are easily absorbed and digested for maximum nutrition.

Benefits: This supplement is perfect to help deliver essential proteins to your body after your workout, help support muscle repair, help build lean muscle, and support muscle protein synthesis.

What's In It: Sweetened with stevia, our Whey Protein Isolate has 28g of protein, 4g of carbs, 1g of fat, 140 calories, and a powerful blend of 34g of essential amino acids per serving.

ENERGIZE YOUR DAY: Enjoy a morning or afternoon iced pumpkin spice coffee protein drink with a shot of Organic Espresso

POWER YOUR LIFESTYLE: Fuel your body & support your muscles with 20g Grass Fed Whey Isolate Protein

DELICIOUS & HEALTHY COFFEE: Antioxidant Coffee Flavonoids, No Sugar Crash, Muscle-fueling Amino Acids