Best Protein Isolat 2026

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Last Updated - 22.07.2026

Best Choice

01

Optimum Nutrition

Optimum Nutrition ON Hydro Whey Protein Isolate Powder, Protein Powder, Rich in Essential Amino Acids Complex and BCAA 1076042 Milk Chocolate 1590

20% 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

79,99 € 99,99 €(20% Off off)
Value for Money

02

ALL STARS

ALL STARS Whey Protein (2 kg, Chocolate), Creamy Protein Shake with Whey Isolate + Whey Concentrate, High-Quality Protein Powder with Approx. 22g Protein / Serving, 2000 g

25% Off

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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

High-quality ingredients – the supplement contains high-quality amino acids (BCAAs). It is free from fat and aspartame and contains little sugar.
For any diet – thanks to the low calorie content, the protein shake can be integrated into different diets – whether calorie reduced ones or mixed with carbohydrates for weight gaining.
Fast proteins – the protein mix is a combination of whey protein concentrate and whey protein isolate – these proteins are quickly absorbed by the body.
Dosing: mix 30 g powder (1 dosing spoon) with 250 ml water or 300 ml milk in a shaker. A protein shake contains about 110 kcal, 21 g protein, only 2 g carbohydrates and 2 g fat.
Creamy flavour – the whey protein powder is available in a wide range of flavours. It can be used as a snack or can be taken before or after training.

56,49 € 74,90 €(25% Off off)
03

Optimum Nutrition

Optimum Nutrition Gold Standard Isolate Protein 1095684 1.00

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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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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.

49,72 €
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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9.5

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

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

ESN

ESN Isoclear Whey Isolate Protein Powder, Taster Box, 5 x 30 g, Clear Whey, Protein Lemonade with Fruity Delicious Taste, Made in Germany

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9.4

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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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

10,90 €
06

edubily

edubily Whey Protein Isolate - Lactose Free - Very Soluble Protein Powder without Carbohydrates & Sugar - From Irish Pasture (750 g, Cocoa with Stevia)

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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

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 and sweetened with stevia.
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 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.
Chocolate flavour – with stevia and super soluble: our whey protein powder cocoa with stevia contains no sugar or artificial sweeteners. With sunflower lecitin for optimal solubility.

39,95 €
07

Optimum Nutrition

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

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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.

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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 €
08

IronMaxx

IronMaxx Clear Whey Isolate Zero - Peach IceTea 400g Dose | Klares Molkenprotein-Isolat ohne Zucker | Laktosefreies Clear Protein | Protein Limonade mit fruchtig-erfrischendem Geschmack

18% Off

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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.

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Main highlights

Protein powder sugar-free: without sugar, but with full flavour - the revitalising sports drink tastes delicious and comes without preservatives
IronMaxx Since 2004 for the highest quality in sports nutrition. Discover innovative proteins, bars, supplements & amino acids with unique taste. Perfect for muscle building & fitness. Try it now!
High protein powder: the whey protein isolate powder contains 25 g of protein per serving (30 g), which corresponds to a protein content of 83%. This makes the protein powder a valuable support for intensive muscle training
Fruity and refreshing: the protein powder provides an easily digestible source of protein and can be easily dissolved in water. The sports drink with fruity peach ice tea taste refreshes before, after or during training
Fast-effective whey protein: Whey protein is quickly absorbed by the body. It provides it with important amino acids that stimulate regeneration processes after extensive load

21,99 € 26,90 €(18% Off off)
09

Bulk

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

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8.5

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.

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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 26 g of protein per 30 g serving.
Available in a wide range of different flavours.

48,99 €