Best Whey Isolat 2026

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Last Updated - 22.07.2026

Best Choice

01

Optimum Nutrition

Optimum Nutrition Hydro Whey Whey Protein Powder Isolate with Essential Amino Acids, Glutamine, and BCAA by ON - Velocity Vanilla 40 servings, 1.59kg

29% Off

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Pure hydrolysed whey protein isolate powder to support your strength training, CrossFit routine, training in the gym and all other fitness sessions
Hydrolysed whey protein isolates deliver the purest form of whey protein with minimal amounts of fat and sugar; ONLY 1 g SUGAR OR LESS and no more than 0.5 g fat per serving
For a delicious protein shake, add 1 measuring spoon of whey isolate to 260 ml of water and shake, stir or mix well
Each serving contains 30 g of the fastest digestible protein for building and maintaining muscle mass*
Carefully composed with 9.5g of both naturally occurring BCAAs and added amino acids
An easy to mix, anytime available protein formula that provides an additional source of protein throughout the day, in three varieties: milk chocolate, strawberry and vanilla pod
*Source: Official Journal of the European Union - Regulation of the EU Commission No 432/2012

71,23 € 99,99 €(29% Off off)
02

ESN

ESN Isoclear Whey Isolate Protein Powder, 1000 g, Fresh Cherry, Protein Lemonade with Fruity Delicious Taste, Clear Whey, Made in Germany

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Taste experience: fruity, light and refreshing. Our Iso Whey Protein becomes clear and pure like a wonderful soft drink after mixing. A real alternative to the standard creamy protein shakes such as our designer whey
Protein for your body: with up to 25.5 g of real protein per serving, our Clear Whey supports muscle protein synthesis. You can easily mix it with creatine monohydrate and drink it as a pre or post workout shake
Innovation: the patented Isoclear Whey Isolate is very easy to digest, naturally gentle and therefore intact and biologically highly available. The excellent amino acid profile with 48.9% EAAs and 22.7% BCAAs is outstanding
German quality product: of course manufactured in our in-house German production in the most modern facilities to the highest quality standards
Diet management: Really refreshing – with almost 0% sugar and 0% fat practically energy-free. Plus lots of high-quality protein. This is ideal for effective and successful weight management

56,90 €
Value for Money

03

ESN

ESN Iso Whey Hardcore Protein Powder, Vanilla (Classic), 1000 g

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Production: Iso Whey Hardcore is cold gently produced by micro- and ultra-filtration and thus protected from denaturation. This means that valuable fractions such as immunoglobulin and lactoferrin are intact and bioactive. Conclusion: Recommended not only for athletes, but also for healthy life stylists and regular people.
Ideal nutritional values: Very high protein content. Milk fat and lactose are almost filtered out. If you want a lot of high-quality protein and little fat and lactose, you have come to the right place. With 86 grams of protein per 100 grams of protein powder, your body is well provided for
High bioavailability: 44.7% EAA (Essential Amino Acids) and 21% BCAA (Branched-Chain Amino Acids) are naturally bound and easily metabolised as peptides.
German quality product: Made in Germany under the strictest quality specifications. Aspartame free and lacto-vegetarian.
Drink: This is an instant protein powder in many delicious flavours. Convenient and quick to prepare in the shaker, it is an ideal support for sports and in all situations.

49,90 €
04

edubily

edubily® Whey Protein Isolate from Irish Pasture Raised - Very Soluble Protein Powder without Carbohydrates & Sugar - Lactose Free - 750 g (Neutral)

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Neutral taste and free from additives: our neutral whey protein powder contains no other ingredients except sunflower lecitin, which ensures optimal solubility.
Lactose free without carbohydrates and sugar: the pure protein from whey is almost free from fat and carbohydrates. This makes the protein content of the powder all the higher. It is also lactose free.
Irish pasture: our happy cows stand up to 300 days a year on lush green meadows to give only the best milk for our protein powder.
German quality: quality is our top priority. That's why our whey protein powder is only manufactured according to German quality standards.
Easily resealable bag: the bag of our protein powder is equipped with an innovative fastener and can therefore be easily resealed.

41,95 €
05

Bulk

Bulk Pure Whey Protein Isolate, Protein Powder, Neutral Flavour, 500 g, Packaging May Vary

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Packaging may vary.
Instantised powder for lump-free mixing, suitable for vegetarians.
Ideal for those who want to increase their protein intake while looking for a healthy, balanced diet.
High-quality whey protein isolate from a leading sports nutrition brand.
Delivers a massive 27 g of protein per 30 g serving, low in carbohydrates, fat and lactose.
Available in a wide range of different flavours.

24,99 €
06

Optimum Nutrition

Optimum Nutrition Gold Standard Isolate Protein 1095684 1.00

14% Off

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Ultra-filtered pure natural product.
83% protein content per serving.
5.5 g naturally occurring Branched-chain amino acids (BCAAs).
4.3 g naturally occurring glutamine.
25 g whey protein per portion.

42,99 € 49,99 €(14% Off off)
07

RheinNatur

RheinNatur Whey Protein Isolate, 900 g, Whey Protein Isolate, 91% Protein Content, No Added Sugar

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Whey protein isolate - particularly low fat and carbohydrate content, fast availability for muscle building and regeneration.
Versatile use - ideal as a shake after training, between meals or as a protein supplement in everyday life.
NO ADDED SUGAR - Supports a clean, protein-rich diet with no hidden sweeteners.
Made in Germany - tested quality, transparent ingredients and reliable manufacturing.
91% protein content per 100 g - extremely high proportion of high-quality whey protein.

47,49 €
08

Optimum Nutrition

Optimum Nutrition Gold Standard 100% Whey Protein Isolate Powder, Chocolate Flavour, 450 g, 15 Servings

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Rich in BCAA: 5.5 g of naturally occurring BCAA (branched chain amino acids) help to reach your full potential before and after training
RICH IN PROTEINS: 25g fast absorbing whey protein isolate per serving help support muscle growth and muscle retention
Premium whey protein isolate: the Gold Standard 100% Isolate from Optimum Nutrition is an ultra-filtered whey protein isolate designed to support and regenerate the muscles
Low in fats and sugars: each serving contains only 0.4 g fat, 0.3 g sugar and 1.3 g carbohydrates and thus stays on the healthy side
EASY TO PREPARE CHOCOLATE POWDER Mix a measuring spoon (30g) with 200ml of water in an ON shaker for a delicious protein shake at any time.

24,99 €
09

Bulk

Bulk Pure Whey Protein Isolate, Protein Powder, Neutral in Taste, 1 kg, Packaging May Vary.

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Packaging may vary.
Instantised powder for lump-free mixing, suitable for vegetarians.
Ideal for those who want to increase their protein intake while looking for a healthy, balanced diet.
High-quality whey protein isolate from a leading sports nutrition brand.
Delivers a massive 26 g of protein per 30 g serving.
Available in a wide range of different flavours.

48,99 €