Best Iso Whey Test 2026

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Last Updated - 03.02.2026

Best Choice

01

Dymatize

Dymatize ISO 100 Hydrolyzed Gourmet Chocolate 2264g – Whey Protein Hydrolysate + Isolate Powder

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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

With less than 116 calories per serving (mixed with water), the fat and sugar-free protein powder is perfectly adapted to the needs of athletes who pay attention to optimal calorie supply in addition to protein.
The first-class formula of our whey isolate protein powder provides you with 25 g of the highest quality protein per serving, with BCAAs and L-leucine and is even gluten-free and suitable for vegetarians.
Hydrolysis, the whey protein isolate is split into smaller amino acid chains, making it particularly digestible and the perfect choice both after and before training sessions.
Awarded as isolate of the year between 2013 and 2017, our ISO 100 as a premium protein powder meets the highest standards and is the perfect protein intake before and after training.
According to the informed choice, all substances in the Iso Whey Protein powder meet the highest standards – so athletes are protected over product quality, especially during the competition period.

94,99 €
02

Dymatize

Dymatize ISO 100 Hydrolyzed Gourmet Chocolate 2264g – Whey Protein Hydrolysate + Isolate Powder

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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.

Show more
Main highlights

With less than 116 calories per serving (mixed with water), the fat and sugar-free protein powder is perfectly adapted to the needs of athletes who pay attention to optimal calorie supply in addition to protein.
The first-class formula of our whey isolate protein powder provides you with 25 g of the highest quality protein per serving, with BCAAs and L-leucine and is even gluten-free and suitable for vegetarians.
Hydrolysis, the whey protein isolate is split into smaller amino acid chains, making it particularly digestible and the perfect choice both after and before training sessions.
Awarded as isolate of the year between 2013 and 2017, our ISO 100 as a premium protein powder meets the highest standards and is the perfect protein intake before and after training.
According to the informed choice, all substances in the Iso Whey Protein powder meet the highest standards – so athletes are protected over product quality, especially during the competition period.

90,24 €
03

ESN

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

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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

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

ESN

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

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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.

Show more
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.

47,40 €
Value for Money

05

Optimum Nutrition

Optimum Nutrition Gold Standard Isolate Protein 1095683 1.00

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30% Off
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.

38,55 € 54,99 €(30% Off off)
06

Optimum Nutrition

Optimum Nutrition Gold Standard Isolate Protein 1095683 1.00

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33% Off
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.

Show more
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.

36,62 € 54,99 €(33% Off off)
07

ESN

ESN Iso Whey Hardcore Protein Powder, Chocolate, 1000 g

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9.0

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.

Show more
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 €
08

ESN

ESN Iso Whey Hardcore Protein Powder, Chocolate, 1000 g

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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

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.

47,40 €
09

Optimum Nutrition

Optimum Nutrition Gold Standard Isolate Protein 1095685

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30% Off
8.8

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

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.

38,55 € 54,99 €(30% Off off)
10

Optimum Nutrition

Optimum Nutrition Gold Standard Isolate Protein 1095685

Show more

30% Off
8.7

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

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.

38,55 € 54,99 €(30% Off off)