10 Best Whey Isolate Protein Powder For Women of 2025

Tested and Reviewed: Top 10 Whey Isolate Protein Powder For Women deals with expert ratings from 8.1 to a perfect 10

June 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

Editor's bottom line:

“This whey isolate protein powder for women 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

Picked by 397 people today

9.5

NATURE TARGET

NATURE TARGET 100% Whey Protein Isolate - Vanilla, 26g Protein, Only 4 Ingredients - 0 Sugar, Keto Friendly, Gluten-Free - 1.1 LB (16 Servings)

Main Highlights

ONLY 4 CLEAN INGREDIENTS - Stand out from cluttered labels! Formulated with just Whey Protein Isolate, Natural Flavors, Stevia, and Carrageenan. NO rBGH, zero artificial sweeteners like sucralose or aspartame. Pure, simple nutrition you can confidently trust
26G PROTEIN & KETO-FRIENDLY - Each 1.1LB tub provides 16 servings of pure power. With 26g of high-quality isolate protein, 0g sugar, 0g fat, and only 100 calories per serving, its the ultimate keto-friendly fuel for building lean muscle and speeding up recovery
NO BITTER STEVIA AFTERTASTE - Worried about a strong stevia flavor? Don't be. We use a premium Stevia leaf extract to provide a light, natural sweetness without the overwhelming artificial aftertaste. Enjoy a smooth, deliciously clean vanilla flavor every single time
MIXES INSTANTLY & BAKEABLE - Does it mix well in cold water? Yes! Our ultra-fine powder dissolves easily in cold water, milk, or smoothies with absolutely no clumping. Heat-stable and versatile, it is perfectly suited for healthy, high-protein baking recipes
EASY TO DIGEST & GLUTEN-FREE - Pure Whey Isolate, contains virtually no lactose, making it exceptionally gentle on your stomach. cGMP, 3rd-party lab tested, Non-GMO, and strictly Gluten-Free to ensure the highest safety standards and clean daily digestion

Show Price

9.5

Save 8%

Isopure

Isopure Zero Carb 100% Pure Whey Isolate Protein Powder, Lactose Free, Gluten Free, with Vitamins, Creamy Vanilla, 25g Protein Per Serving, 1 Lb, 15 Servings (Packaging May Vary)

8% Off

Main Highlights

One 1 lb bag (15 servings) of Isopure 100% pure whey isolate protein powder in delicious Creamy Vanilla flavor
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 needs without adding unnecessary carbs to your daily meals
With 0 grams of sugar, this creamy vanilla flavored whey protein powder still tastes delicious when mixed with 6-8 fl oz of your favorite beverage
Supporting everyday nutrition is easy for any lifestyle thanks to the blend of 8 ingredients in Isopures keto friendly protein supplement powder

Show Price

Best Value

9.2

Save 24%

Dymatize

Dymatize ISO100 Whey Protein Powder Isolate, Gourmet Vanilla, 25g of Protein, 5.5g BCAAs, Less Than 120 Cal., Gluten Free, 1g Fat, 1g Sugar, 2g Carb (20 Servings)

24% Off

Main Highlights

OUR BEST-QUALITY PROTEIN: Dymatize ISO100 is our higest-quality protein, and it is designed to support muscle growth through rapid protein absorption. The protein is broken down into small peptides, facilitating faster digestion and absorption.
WITH YOU, WE PUSH WHAT IS POSSIBLE: Just like you push to improve, Dymatize pushes protein to the next level. One of the best protein powders in the game, its filtered to remove excess lactose, carbs, fat, and sugar for maximum gains.
FOR EVERYONE: This protein powder that is Made in the USA is ideal for everyone. Whether youre at the beginning of your exercise journey, maintaining a healthy lifestyle, gym veteran, or need a quick meal replacement on the go, Dymatize is here.
SIMPLE: 25g of protein, 5g of BCAA, 1g of fat, 1g of sugar, gluten free, and less than 120 calories, ISO100 whey protein provides a simple macro
YOU MIX YOUR WAY: Mix with water, almond milk, oat milk, or your favorite liquid for a delicious drink. Add it to overnight oats, pancakes, or waffles to give your protein-packed meal to kick start your day.

Show Price

9.0

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)

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

Show Price

8.8

Optimum Nutrition

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

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.

Show Price

8.6

Transparent Labs

Transparent Labs Grass-Fed Whey Protein Isolate - Naturally Flavored, Gluten Free Whey Protein Powder with 28g of Protein per Serving & 9 Amino Acids - 30 Servings, French Vanilla

Main Highlights

Naturally Flavored Clean Protein Powder: Made from naturally-fed, hormone-free whey, free of artificial sweeteners, food dyes, gluten, and preservatives. Transparent Labs 100% Grass-Fed Whey Protein Isolate is one of the cleanest proteins on the market.
28g of Protein Per Serving: Transparent Labs Whey Protein Isolate is sourced from 100% grass-fed, grass finished American dairy cattle. It contains one of the industrys highest protein-by-weight ratios, and packs 28g of protein per serving with minimal sugar or fat.
Enhance Recovery, Increase Strength: Transparent Labs 100% Grass-Fed Whey Protein Isolate gives you a highly bioavailable protein that is light on the stomach and goes down easily. This is the perfect protein for those who want to support recovery and promote muscle growth, while promoting overall health and longevity.
Contains All Nine Essential Amino Acids: Protein is made up of amino acids, which are the building blocks of muscle proteins. Depending on where your protein comes from, it will contain different amounts of the various building blocks. All of our protein powders contain all nine essential amino acids in a balanced ratio to support muscle protein synthesis, so you can trust that our protein powders will help you reach your muscle building and fitness goals.
Easily Digestible & Rapidly Absorbed: Theres nothing worse than the digestive discomfort often associated with trying to increase your protein intake. Our protein powder is designed with your digestive health in mind. No more bloating, gas, or digestive woes - just pure protein goodness that your body can readily utilize.

Show Price

8.3

Save 10%

Dymatize

Dymatize ISO100 Whey Protein Powder Isolate, Gourmet Chocolate, 25g of Protein, 20 Servings, 5.5g BCAAs, Less Than 120 Cal., Gluten Free, 1g Fat, 1g Sugar, 2g Carb

10% Off

Main Highlights

OUR BEST-QUALITY PROTEIN: Dymatize ISO100 is our higest-quality protein, and it is designed to support muscle growth through rapid protein absorption. The protein is broken down into small peptides, facilitating faster digestion and absorption.
WITH YOU, WE PUSH WHAT IS POSSIBLE: Just like you push to improve, Dymatize pushes protein to the next level. One of the best protein powders in the game, its filtered to remove excess lactose, carbs, fat, and sugar for maximum gains.
FOR EVERYONE: This protein powder that is Made in the USA is ideal for everyone. Whether youre at the beginning of your exercise journey, maintaining a healthy lifestyle, gym veteran, or need a quick meal replacement on the go, Dymatize is here.
SIMPLE: 25g of protein, 5g of BCAA, 1g of fat, 1g of sugar, gluten free, and less than 120 calories, ISO100 whey protein provides a simple macro
YOU MIX YOUR WAY: Mix with water, almond milk, oat milk, or your favorite liquid for a delicious drink. Add it to overnight oats, pancakes, or waffles to give your protein-packed meal to kick start your day.

Show Price

8.1

Six Star

Six Star Whey Protein Powder Whey Protein Plus | Whey Protein Isolate & Peptides | Lean Protein Powder for Muscle Gain | Muscle Builder for Men & Women | Triple Chocolate, 1.82 lbs (826 g)

Main Highlights

Shake Up the Game: SIXSTAR Whey Protein Plus is designed to help you perform at your best. Day or night, after a workout or a game, its formulated for optimal performance. Triple Chocolate flavor. 18 servings.
Enhance Muscle Building & Recovery: Each serving delivers 30g of high-quality whey protein and 6.6g of BCAAs to help you build lean muscle, support gains in strength, and improve muscle recovery.
Supports Immunity: Formulated with a daily serving of vitamin C and zinc to help support overall immunity.
Relish the Taste of Victory: Developed exclusively for athletes, SIXSTAR Whey Protein Plus delivers what you need to be at the top of your game when its time for kick-off, tip-off or face-off.
How to Take: Mix 1 scoop in 6 to 8 oz. of water or skim milk, according to taste. Take up to 2 servings per day. Whey Protein Plus can be taken post-workout, between meals or anytime.

Show Price

8.1

Transparent Labs

Transparent Labs Grass-Fed Whey Protein Isolate - Naturally Flavored, Gluten Free Whey Protein Powder with 28g of Protein per Serving & 9 Amino Acids - 30 Servings, Milk Chocolate

Main Highlights

Naturally Flavored Clean Protein Powder: Made from naturally-fed, hormone-free whey, free of artificial sweeteners, food dyes, gluten, and preservatives. Transparent Labs 100% Grass-Fed Whey Protein Isolate is one of the cleanest proteins on the market.
28g of Protein Per Serving: Transparent Labs Whey Protein Isolate is sourced from 100% grass-fed, grass finished American dairy cattle. It contains one of the industrys highest protein-by-weight ratios, and packs 28g of protein per serving with minimal sugar or fat.
Enhance Recovery, Increase Strength: Transparent Labs 100% Grass-Fed Whey Protein Isolate gives you a highly bioavailable protein that is light on the stomach and goes down easily. This is the perfect protein for those who want to support recovery and promote muscle growth, while promoting overall health and longevity.
Contains All Nine Essential Amino Acids: Protein is made up of amino acids, which are the building blocks of muscle proteins. Depending on where your protein comes from, it will contain different amounts of the various building blocks. All of our protein powders contain all nine essential amino acids in a balanced ratio to support muscle protein synthesis, so you can trust that our protein powders will help you reach your muscle building and fitness goals.
Easily Digestible & Rapidly Absorbed: Theres nothing worse than the digestive discomfort often associated with trying to increase your protein intake. Our protein powder is designed with your digestive health in mind. No more bloating, gas, or digestive woes - just pure protein goodness that your body can readily utilize.

Show Price

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

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

Deals are Live

Special Amazon deal ends in: