10 Best Protein Powder Without Artificial Sweeteners of 2025

Tested and Reviewed: Top 10 Protein Powder Without Artificial Sweeteners deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

NAKED

NAKED Whey 2LB 100% Grass Fed Whey Protein Powder - Only 1 Ingredient, Unflavored Whey Protein, NSF Certified, Undenatured, Gluten Free, Soy Free, No GMOs, No Preservatives

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Editor's bottom line:

“This protein powder without artificial sweeteners is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

ONLY ONE INGREDIENT: 100% Grass Fed Pure Whey Protein with zero additives. Naked Whey has no artificial sweeteners, flavors, or colors and is GMO-Free, No rBGH or rBST, Soy Free and Gluten-Free.
ALL NATURAL WHEY: Our Grass Fed Whey is sourced from small non-GMO dairy farms to bring you a non-denatured whey packed full of essential amino acids, clean protein and glutathione.
MAXIMUM NUTRITION: 25g of protein, 2g sugar, 3g carbs, 120 calories, and 5.9g BCAAs per serving. As an NSF Certified protein powder, Naked Whey is verified for purity and safety.
COLD PROCESSED: Unlike most whey protein powders, Naked Whey is cold processed to ensure zero contamination from chemical detergents (no acid or bleach) or, synthetic additives, and this maintains important naturally occurring growth factors.
THE PERFECT WORKOUT PARTNER: Create pre and post workout whey shakes, smoothies and recipes to take your muscle gains and recovery to new heights.

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Picked by 397 people today

9.5

Levels Nutrition

Levels Grass Fed Whey Protein Powder, No Artificials, 24G of Protein, Vanilla Bean, 2LB

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Main Highlights

LEVELS WHEY PROTEIN: Each scoop of Levels Vanilla Bean Whey contains 24g Protein, 5.4g BCAAs (branched-chain amino acids), and no added sugars. Trusted by athletes, fitness enthusiasts and daily grinders everywhere, our whey is crafted for everyones lifestyle.
NOTHING FAKE: Levels Whey is naturally delicious. That means no hormones, no GMOs, no added sugars, no soy, no gluten, no bleach, no fillers, and no artificial flavors or sweeteners.
SIMPLE & CLEAN: No fake vanilla flavor here. Levels Vanilla Bean Whey is made with delicious Madagascar Vanilla Extract and lightly sweetened with monk fruit extract.
QUALITY FIRST: Quality milk tastes better, way better. Thats why grass-fed hormone-free dairy is the only dairy we use to make our whey protein concentrate. Whey concentrate is the least processed form of whey, which means its loaded with high-quality complete protein and essential amino acids.
MADE IN THE USA: Levels Whey Protein is made in the U.S.A. and is undenatured to protect bioactivity and naturally occurring growth factors. Each batch is cold-process microfiltered and blended with non-gmo sunflower lecithin for that insanely easy mixing you expect.

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9.5

NAKED

NAKED Whey Chocolate Protein Powder - Only 3 Ingredients - Grass Fed Whey Protein Powder, Organic Chocolate and Organic Coconut Sugar, NSF Certified, No GMO, No Soy, and Gluten Free - 24 Servings

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Main Highlights

ONLY THREE INGREDIENTS: 100% Grass Fed Pure Whey Protein, Organic Chocolate, and Organic Coconut Sugar. Naked Chocolate Whey contains no artificial sweeteners or colors and is GMO-Free, Soy Free and Gluten-Free.
ALL NATURAL WHEY: Our Chocolate Grass Fed Whey is sourced from small dairy farms to bring you non-denatured whey packed full of essential amino acids, clean protein and glutathione.
MAXIMUM NUTRITION: 25g of Protein, 5g of Sugar, 8g of Carbs, 160 Calories, and 6.0g of BCAAs (branched-chain amino acid) per serving. As an NSF Certified protein powder, Naked Whey is verified for purity and safety.
COLD PROCESSED: Unlike most whey protein powders, Naked Chocolate Whey is cold processed to avoid contamination from chemical detergents, or synthetic additives.
CHOCOLATE WHEY PROTEIN: Use our grass fed chocolate protein powder as the perfect base of subtle flavor to blend with fruits and vegetables to create healthy pre and post-workout protein shakes. Because Chocolate Naked Whey has only 3 ingredients, you can use it to bake high protein recipes such as protein pancakes to take your gains to new heights.

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9.2

NAKED

NAKED Whey Isolate Protein - Only 2 Ingredients, 30g Grass-Fed Protein, Zero Carb, Unflavored, Undenatured, Non-GMO, No Soy, Gluten-Free, No Preservatives - 28 Servings

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Main Highlights

ONLY TWO INGREDIENTS: Grass Fed Whey Protein Isolate and Sunflower Lecithin (to aid solubility). Naked Whey Isolate contains no artificial sweeteners, flavors, or colors and is GMO-Free, Soy Free and Gluten-Free.
NAKED MEANS NOTHING ARTIFICIAL: Our Unflavored Whey Protein Isolate Powder is sourced from happy, pasture-fed cows from select farms in the UK, Ireland and New Zealand. Growth hormone free - no rBGH or rBST, only 100% clean protein.
MAXIMUM NUTRITION, ZERO CARBS: A zero carb protein powder with 30g of Protein, 0g of Sugar, 120 Calories, and 8.4g of BCAAs (branched-chain amino acids) per serving. Less than 0.1g of lactose per serving for easy digestion.
CHEMICAL-FREE & ULTRA-FILTRATION: Manufactured by ion exchange and ultra-filtration techniques, generating an un-denatured, soluble whey protein. And, unlike most whey isolate protein powders, our iso protein powder has been made using careful manufacturing processes to retain essential amino acids. Zero contamination from chemical detergents - no acid or bleach.
THE PERFECT ISOLATE PROTEIN: Use our whey protein powder isolate to create the ultimate pre and post workout whey shakes, smoothies, and recipes. Use two scoops of our low carb protein powder to enjoy premium nutrition that take your workouts, gains, and recovery to new heights.

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9.0

Orgain

Orgain Organic Simple Vegan Protein Powder, Vanilla - 20g Plant Based Protein, Made with less Ingredients, No Artificial Sweeteners, Gluten Free, No Dairy or Lactose, 1.25 lb (Packaging May Vary)

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Main Highlights

ONLY 8-10 SIMPLE INGREDIENTS: Our Simple Protein powder is crafted from high-quality, organic ingredients with names you can pronounce: Organic pea, Organic chia seeds, Organic pumpkin seeds, Organic almonds, Organic peanuts and Organic coconut sugar.
HIGHER STANDARDS: Whats on the inside matters. This product is vegan, gluten-free, kosher, soy-free, and Non-GMO. Made without carrageenan, lactose, dairy ingredients, artificial colors, flavors, sweeteners, preservatives, stevia, erythritol and gums!
CUSTOMIZE ANY WAY YOU WANT: You can mix this with any liquid like water, almond milk, oat milk or blend it to create a delicious shake or smoothie.
USDA ORGANIC & CERTIFIED PLANT-BASED: To ensure we are delivering high-quality products, we use third parties to verify that we are certified USDA Organic and certified plant-based.
PERFECT FOR ANY LIFESTYLE: This protein powder is perfect for men and women alike, whether youre maintaining a healthy lifestyle, working out, looking to add more protein to your diet, or following a diet regiment.

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8.8

Isopure

Isopure Zero Carb 100% Pure Whey Isolate Protein Powder, Gluten Free, with Vitamins, Unflavored, 25g Protein Per Serving, 1 Lb, 16 Servings (Packaging May Vary)

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Main Highlights

One 1 lb bag (16 servings) of Isopure 100% pure whey isolate protein powder to help support daily health and overall wellness; no flavor added
25 grams of 100% pure whey protein isolate powder is the ideal choice for men and women looking to maintain a high-protein intake to meet their daily protein needs
Stick to your wellness goals with a zero carb protein powder designed to help you maximize your protein intake without adding unnecessary carbs to your daily meals
Mix this sugar free whey protein powder with 6-8 fl oz of your favorite flavored beverage in a shaker or blender for a daily protein boost
Supporting everyday nutrition is easy for any lifestyle thanks to the blend of 8 ingredients in Isopures keto friendly protein supplement powder

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8.6

Optimum Nutrition

Optimum Nutrition Gold Standard 100% Whey Protein Powder, Double Rich Chocolate 1.98 Pound (Packaging May Vary)

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Main Highlights

24 g High-Quality Whey Protein per Scoop 100% of the protein from whey for a fast-absorbing, complete protein source that supports muscle maintenance and growth.
5.5 g Naturally-Occurring BCAAs + 11g of naturally occurring EAAs Delivers essential amino acids including leucine, isoleucine, and valine to support post-workout muscle recovery, muscle strength and muscle building when taken over time with regular resistance training.
Low Sugar, Low Carb, Low Fat Ideal for Lean Muscle or Cutting Phases With just ~1 g sugar, ~3 g carbs per serving, and whey protein isolate as the primary ingredient with further carbs and fat isolated out. Its a high quality choice for athletes focused on lean muscle, weight management, or body-composition goals.
Instantized & Easy-Mix Formula (Great Mixability) Designed to dissolve smoothly in water, milk, or smoothies with a spoon, shaker, or blender perfect for fast post-workout shakes or convenient protein boosts.
Trusted Brand, Tested Quality & Versatile Use For 35 years, athletes have trusted Optimum Nutrition to fuel their training. Gold Standard Whey is the trusted choice for gym-goers, athletes, and everyday fitness enthusiasts worldwide use post-workout or as a protein supplement anytime.

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8.3

It's Just!

It's Just! - 100% Whey Protein Concentrate, GLP-1 Friendly, Made in USA, No RBST/rBGH Hormones, Premium WPC-80, No Added Flavors or Artificial Sweeteners (1.25 Pound, Unflavored)

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Main Highlights

Only 2 Ingredients: Our unflavored whey protein concentrate is a premium source of high-quality protein, helpful for those on a GLP-1 diet or anyone looking to boost their daily protein intake. It contains undenatured, rBGH/rBST-free whey protein that retains its natural integrity and bioavailability.
Cold Processed: We take pride in our cold processing technique, which ensures that our whey protein is minimally processed and free from high heat or harsh chemicals. This gentle processing method preserves the protein's original nutritional value and amino acid profile.
Made in the USA: Trust in the quality and safety of our product, proudly made in the USA under strict manufacturing standards. Our facility is GMP compliant, ensuring that you're getting a product that meets the highest quality and purity standards.
Versatile and Customizable: Unflavored whey protein concentrate offers endless versatility. You can add it to your favorite smoothies, recipes, or beverages. Customize your protein intake to suit your unique dietary preferences and needs. Unflavored does not mean "flavorless", you should expect the natural "whey" taste which is easily altered with your own flavors.
Support Your Active Lifestyle: Whether you're an athlete, fitness enthusiast, or simply looking to maintain a balanced diet, our undenatured whey protein concentrate can help you meet your protein goals. Fuel your body with the essential amino acids it needs to support muscle recovery and overall wellness.

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8.1

Orgain

Orgain Organic Simple Vegan Protein Powder, Chocolate - 20g Plant Based Protein, Made with less Ingredients, No Artificial Sweeteners, Gluten Free, No Dairy or Lactose, 1.25 lb (Packaging May Vary)

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Main Highlights

ONLY 8-10 SIMPLE INGREDIENTS: Our Simple Protein powder is crafted from high-quality, organic ingredients with names you can recognize and pronounce: Organic pea, Organic chia seeds, Organic pumpkin seeds, Organic almonds, Organic peanuts and Organic coconut sugar. Its that simple.
HIGHER STANDARDS: We believe its whats on the inside that matters most, and that includes what we left out. This product is vegan, gluten-free, kosher, made without soy ingredients, and Non-GMO. You also won't find any carrageenan, lactose or dairy ingredients, artificial colors, flavors, sweeteners, or preservatives, stevia, erythritol and gums
CUSTOMIZE ANY WAY YOU WANT: You can mix this with any liquid like water, almond milk, oat milk or blend it to create a delicious shake or smoothie.
USDA ORGANIC and CERTIFIED PLANT-BASED: To ensure we are delivering high-quality products, we use third parties to verify that we are certified USDA Organic and certified plant-based.
PERFECT FOR ANY LIFESTYLE: This protein powder is perfect for men and women alike, whether youre maintaining a healthy lifestyle, working out, looking to add more protein to your diet, or following a diet regimen.

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8.1

TGS Nutrition

TGS Nutrition Vanilla Whey Protein Powder 2lb - No Artificial Sweeteners, Natural Ingredients, Undenatured, No Stevia, Non GMO - 25g Protein for Women & Men Shakes, Smoothies - Aids Muscle Gain

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Main Highlights

NATURAL INGREDIENTS, NO ARTIFICIAL SWEETENERS: 25g of protein, 5g BCAAs, No artificial sweeteners, fillers, artificial colors, flavors, GMOs, or preservatives; stevia free, rbgh/rbst hormone free. Cold processed undenatured whey protein. Gluten-free, soy-free, GMO-free, no stevia, no rbgh rbst hormones. Clean whey protein powder sourced only from US farms. Lightly sweetened with real sugar. A great clean alternative to organic and grass-fed whey protein powder
CLEAN WHEY PROTEIN FOR ACTIVE LIFESTYLES: For Men, women, teens and seniors from those new to fitness to experienced athletes looking to support overall fitness and maintain or build lean muscle when combined with exercise.
MADE WITH REAL GROUND VANILLA BEANS; No cheap vanilla flavorings. No natural flavors. No sugar alcohols. No fake vanilla fillers. Our delicious vanilla flavor is made with real vanilla bean shreds and a pinch of Himalayan salt for a delicious lightly sweetened vanilla flavor you wont get anywhere else.
NO BAD AFTERTASTE, NOT GRITTY: Adds great consistency to smoothies, Mixes well, No clumps in a shaker cup or blender. Fast absorbing protein ideal pre or post workout to promote muscle recovery for muscle growth and muscle building.
MORE vs LESS SWEET SHAKES, BAKING: Mix in 6-8oz of water for a lightly sweetened vanilla flavor or mix in 6oz of milk for a deliciously sweet creamy vanilla taste. It tastes best in milk. It can be used in oatmeal, pancakes, cereal, etc. Great protein powder to bake delicious vanilla protein bars, cookies, breads, and more!

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Our Best Overall Choice

Best Choice

9.7

NAKED

NAKED Whey 2LB 100% Grass Fed Whey Protein Powder - Only 1 Ingredient, Unflavored Whey Protein, NSF Certified, Undenatured, Gluten Free, Soy Free, No GMOs, No Preservatives

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

ONLY ONE INGREDIENT: 100% Grass Fed Pure Whey Protein with zero additives. Naked Whey has no artificial sweeteners, flavors, or colors and is GMO-Free, No rBGH or rBST, Soy Free and Gluten-Free.
ALL NATURAL WHEY: Our Grass Fed Whey is sourced from small non-GMO dairy farms to bring you a non-denatured whey packed full of essential amino acids, clean protein and glutathione.
MAXIMUM NUTRITION: 25g of protein, 2g sugar, 3g carbs, 120 calories, and 5.9g BCAAs per serving. As an NSF Certified protein powder, Naked Whey is verified for purity and safety.
COLD PROCESSED: Unlike most whey protein powders, Naked Whey is cold processed to ensure zero contamination from chemical detergents (no acid or bleach) or, synthetic additives, and this maintains important naturally occurring growth factors.
THE PERFECT WORKOUT PARTNER: Create pre and post workout whey shakes, smoothies and recipes to take your muscle gains and recovery to new heights.

Show Price

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