Best Impact Whey Protein Powder 1kg of 2026

Last updated on 02/04/2026

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Myprotein Grass‑Fed Impact Whey Isolate – Premium Whey Protein Powder (26g Protein, Low Sugar & Fat) – Cocoa – 1 kg | Supports Muscle Growth & Recovery

Myprotein Grass‑Fed Impact Whey Isolate – Premium Whey Protein Powder (26g Protein, Low Sugar & Fat) – Cocoa – 1 kg | Supports Muscle Growth & Recovery

Grass-fed Irish protein.
High protein, low sugar.
Clean, high-protein isolate.

Main Highlights

Truly Grass‑Fed Protein from Irish Cows: Sourced from Animal Welfare Approved (AGW) Irish dairy — cows are at least 95% grass‑fed, giving you premium quality and full traceability in every scoop.
High Protein, Low Sugar & Fat: Delivers ~26g protein per serving with just 0.8g sugar and almost zero fat, keeping calories lean (~109 kcal), ideal for muscle growth, recovery, or maintaining lean physique.
85% Protein Content Via Advanced Filtration: Refined with techniques to remove excess fats and sugars while keeping the protein high – giving you a clean, high‑protein isolate to fuel workouts and support recovery.
Great Taste & Mixability Across Flavours: Available in various flavours (and unflavoured version) with natural or flavour‑derived sweeteners; mixes easily with water, milk, or shakes. (Note: actual nutritional values may vary slightly by flavour.)
Naturally Sweetened & Responsible Sourcing: Produced with all‑natural flavours and sweeteners in the flavour options, and made with dairy that meets strict animal welfare standards — you can feel good about both performance and provenance.

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Myprotein Grass‑Fed Impact Whey Isolate – Premium Whey Protein Powder (26g Protein, Low Sugar & Fat) – Cocoa – 1 kg | Supports Muscle Growth & Recovery

Grass-fed Irish protein.
High protein, low sugar.
Clean, high-protein isolate.

Main Highlights

Truly Grass‑Fed Protein from Irish Cows: Sourced from Animal Welfare Approved (AGW) Irish dairy — cows are at least 95% grass‑fed, giving you premium quality and full traceability in every scoop.
High Protein, Low Sugar & Fat: Delivers ~26g protein per serving with just 0.8g sugar and almost zero fat, keeping calories lean (~109 kcal), ideal for muscle growth, recovery, or maintaining lean physique.
85% Protein Content Via Advanced Filtration: Refined with techniques to remove excess fats and sugars while keeping the protein high – giving you a clean, high‑protein isolate to fuel workouts and support recovery.
Great Taste & Mixability Across Flavours: Available in various flavours (and unflavoured version) with natural or flavour‑derived sweeteners; mixes easily with water, milk, or shakes. (Note: actual nutritional values may vary slightly by flavour.)
Naturally Sweetened & Responsible Sourcing: Produced with all‑natural flavours and sweeteners in the flavour options, and made with dairy that meets strict animal welfare standards — you can feel good about both performance and provenance.

Value for Money

Impact Whey Isolate Protein Powder, Natural Chocolate

Impact Whey Isolate Protein Powder, Natural Chocolate

Great for muscle growth upkeep.
Impressively low in fat, carbs.
Packed with 90% protein ratio.

Main Highlights

One of the purest whey protein powder
Made from milk from pasture cows
Helps to build and repair new muscle

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Impact Whey Isolate Protein Powder, Natural Chocolate

Great for muscle growth upkeep.
Impressively low in fat, carbs.
Packed with 90% protein ratio.

Main Highlights

One of the purest whey protein powder
Made from milk from pasture cows
Helps to build and repair new muscle

Myprotein Impact Whey Protein Powder. Muscle Building Supplements For Everyday Workout With Essential Amino Acid And Glutamine. Vegetarian, Low Fat And Carb Content - Chocolate Smooth, 1kg

Myprotein Impact Whey Protein Powder. Muscle Building Supplements For Everyday Workout With Essential Amino Acid And Glutamine. Vegetarian, Low Fat And Carb Content - Chocolate Smooth, 1kg

High protein content benefits.
Low fat and carbs.
Supports muscle growth, maintenance.

Main Highlights

EVERYDAY PROTEIN - Premium whey packed with 21g of protein per serving, for the everyday protein you need from a quality source. Can be used by both men and women, perfect for everyone, whatever your fitness goals
VARIETY OF FLAVOURS - Get yours in over 40, indulgent, mouth-watering flavours, including some delicious favourites such as Chocolate, Vanilla, and Strawberry Cream. If you prefer a more natural taste, we’ve got a range of stevia flavoured options too!
EASY TO USE - It’s fast absorbing, so we recommend adding 1 large scoop (25g) to 150-250ml of water or milk 30-60 minutes post-workout — but it’s ideal any time for a convenient way to get the protein you need
LOW IN SUGAR AND FAT - Vegetarian friendly with just 1.9g of fat, 1g of carbs, and at just 103 calories per serving, our Impact Whey Protein makes the perfect shake for everyone
QUALITY ASSURANCE - There’s simply not another protein powder out there that delivers the same outstanding quality and value. And that’s because at MyProtein, our products are created in our own state-of-the-art production facility. Our popular Impact Whey Protein provides over 80% protein per serving, so you can be assured of its quality

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Myprotein Impact Whey Protein Powder. Muscle Building Supplements For Everyday Workout With Essential Amino Acid And Glutamine. Vegetarian, Low Fat And Carb Content - Chocolate Smooth, 1kg

High protein content benefits.
Low fat and carbs.
Supports muscle growth, maintenance.

Main Highlights

EVERYDAY PROTEIN - Premium whey packed with 21g of protein per serving, for the everyday protein you need from a quality source. Can be used by both men and women, perfect for everyone, whatever your fitness goals
VARIETY OF FLAVOURS - Get yours in over 40, indulgent, mouth-watering flavours, including some delicious favourites such as Chocolate, Vanilla, and Strawberry Cream. If you prefer a more natural taste, we’ve got a range of stevia flavoured options too!
EASY TO USE - It’s fast absorbing, so we recommend adding 1 large scoop (25g) to 150-250ml of water or milk 30-60 minutes post-workout — but it’s ideal any time for a convenient way to get the protein you need
LOW IN SUGAR AND FAT - Vegetarian friendly with just 1.9g of fat, 1g of carbs, and at just 103 calories per serving, our Impact Whey Protein makes the perfect shake for everyone
QUALITY ASSURANCE - There’s simply not another protein powder out there that delivers the same outstanding quality and value. And that’s because at MyProtein, our products are created in our own state-of-the-art production facility. Our popular Impact Whey Protein provides over 80% protein per serving, so you can be assured of its quality

Myprotein Impact Whey Gainer | Chocolate Smooth - 2.5 kg | Mass Powder Weight Gainer | 31 g Protein & 50 g Complex Carbs Per Serving | 388 Calories for Strength & Muscle Recovery

Myprotein Impact Whey Gainer | Chocolate Smooth - 2.5 kg | Mass Powder Weight Gainer | 31 g Protein & 50 g Complex Carbs Per Serving | 388 Calories for Strength & Muscle Recovery

Promotes healthy weight gain.
Provides high-quality protein.
Convenient and redesigned packaging.

Main Highlights

31g of protein
50g of carbs
388 calories per serving

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Myprotein Impact Whey Gainer | Chocolate Smooth - 2.5 kg | Mass Powder Weight Gainer | 31 g Protein & 50 g Complex Carbs Per Serving | 388 Calories for Strength & Muscle Recovery

Promotes healthy weight gain.
Provides high-quality protein.
Convenient and redesigned packaging.

Main Highlights

31g of protein
50g of carbs
388 calories per serving

Myprotein Impact Whey Protein Powder | 22g Premium Protein Per Serving | Builds Lean Muscle & Aids Recovery | Vanilla 1KG | Vegetarian Low Fat & Carbs | Trusted by Athletes

Myprotein Impact Whey Protein Powder | 22g Premium Protein Per Serving | Builds Lean Muscle & Aids Recovery | Vanilla 1KG | Vegetarian Low Fat & Carbs | Trusted by Athletes

Great protein to calorie ratio.
Quality assured by Labdoor.
Incredible flavor variety.

Main Highlights

Build, Recover, Repeat – Packed with 22g of high-quality whey protein per serving, Impact Whey Protein fuels muscle growth, maintenance, and recovery, helping you stay one step ahead of your goals
Clean, Certified, Trusted – With Informed Choice certification, every scoop is independently tested for purity, giving athletes confidence in every sip. No hidden nastiest—just premium quality protein you can trust
Leaner Gains, No Extra Baggage – With just 114 calories, 1.9g of fat, and 1.8g of carbs per serving, this is high-protein nutrition without the unnecessary extras, keeping your goals on track
Power Up Your Recovery – Each serving delivers 5g of naturally occurring BCAAs, essential for muscle repair and reducing post-workout soreness, so you can train harder, recover faster, and come back stronger
From The UK’s No.1 Protein Brand – Trusted by millions worldwide, Impact Whey Protein has been a bestseller for over 20 years. Designed by expert nutritionists, it’s the protein choice for elite athletes and everyday fitness enthusiasts alike

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Myprotein Impact Whey Protein Powder | 22g Premium Protein Per Serving | Builds Lean Muscle & Aids Recovery | Vanilla 1KG | Vegetarian Low Fat & Carbs | Trusted by Athletes

Great protein to calorie ratio.
Quality assured by Labdoor.
Incredible flavor variety.

Main Highlights

Build, Recover, Repeat – Packed with 22g of high-quality whey protein per serving, Impact Whey Protein fuels muscle growth, maintenance, and recovery, helping you stay one step ahead of your goals
Clean, Certified, Trusted – With Informed Choice certification, every scoop is independently tested for purity, giving athletes confidence in every sip. No hidden nastiest—just premium quality protein you can trust
Leaner Gains, No Extra Baggage – With just 114 calories, 1.9g of fat, and 1.8g of carbs per serving, this is high-protein nutrition without the unnecessary extras, keeping your goals on track
Power Up Your Recovery – Each serving delivers 5g of naturally occurring BCAAs, essential for muscle repair and reducing post-workout soreness, so you can train harder, recover faster, and come back stronger
From The UK’s No.1 Protein Brand – Trusted by millions worldwide, Impact Whey Protein has been a bestseller for over 20 years. Designed by expert nutritionists, it’s the protein choice for elite athletes and everyday fitness enthusiasts alike

Myprotein Impact Whey Protein Powder | Chocolate Smooth - 1 kg | 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian | Trusted by Athletes

Myprotein Impact Whey Protein Powder | Chocolate Smooth - 1 kg | 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian | Trusted by Athletes

High in protein content.
Low on calories.
Ranking high for quality.

Main Highlights

Low fat and carbohydrate.
Contributes to the growth and maintenance of muscle mass.
Ideal for anyone looking to increase daily protein intake.
Available in a range of delicious flavours.

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Myprotein Impact Whey Protein Powder | Chocolate Smooth - 1 kg | 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian | Trusted by Athletes

High in protein content.
Low on calories.
Ranking high for quality.

Main Highlights

Low fat and carbohydrate.
Contributes to the growth and maintenance of muscle mass.
Ideal for anyone looking to increase daily protein intake.
Available in a range of delicious flavours.

Myprotein Impact Whey Protein Powder | Unflavoured - 1 kg | 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian | Trusted by Athletes

Myprotein Impact Whey Protein Powder | Unflavoured - 1 kg | 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian | Trusted by Athletes

Impressive protein value per serving.
Low calories count.
Abundance of flavors choices.

Main Highlights

EVERYDAY PROTEIN - Premium whey packed with 21g of protein per serving, for the everyday protein you need from a quality source. Can be used by both men and women, perfect for everyone, whatever your fitness goals
VARIETY OF FLAVOURS - Get yours in over 40, indulgent, mouth-watering flavours, including some delicious favourites such as Chocolate, Vanilla, and Strawberry Cream. If you prefer a more natural taste, we’ve got a range of stevia flavoured options too!
EASY TO USE - It’s fast absorbing, so we recommend adding 1 large scoop (25g) to 150-250ml of water or milk 30-60 minutes post-workout — but it’s ideal any time for a convenient way to get the protein you need
LOW IN SUGAR AND FAT - Vegetarian friendly with just 1.9g of fat, 1g of carbs, and at just 103 calories per serving, our Impact Whey Protein makes the perfect shake for everyone
QUALITY ASSURANCE - There’s simply not another protein powder out there that delivers the same outstanding quality and value. And that’s because at MyProtein, our products are created in our own state-of-the-art production facility. Our popular Impact Whey Protein provides over 80% protein per serving, so you can be assured of its quality

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Myprotein Impact Whey Protein Powder | Unflavoured - 1 kg | 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian | Trusted by Athletes

Impressive protein value per serving.
Low calories count.
Abundance of flavors choices.

Main Highlights

EVERYDAY PROTEIN - Premium whey packed with 21g of protein per serving, for the everyday protein you need from a quality source. Can be used by both men and women, perfect for everyone, whatever your fitness goals
VARIETY OF FLAVOURS - Get yours in over 40, indulgent, mouth-watering flavours, including some delicious favourites such as Chocolate, Vanilla, and Strawberry Cream. If you prefer a more natural taste, we’ve got a range of stevia flavoured options too!
EASY TO USE - It’s fast absorbing, so we recommend adding 1 large scoop (25g) to 150-250ml of water or milk 30-60 minutes post-workout — but it’s ideal any time for a convenient way to get the protein you need
LOW IN SUGAR AND FAT - Vegetarian friendly with just 1.9g of fat, 1g of carbs, and at just 103 calories per serving, our Impact Whey Protein makes the perfect shake for everyone
QUALITY ASSURANCE - There’s simply not another protein powder out there that delivers the same outstanding quality and value. And that’s because at MyProtein, our products are created in our own state-of-the-art production facility. Our popular Impact Whey Protein provides over 80% protein per serving, so you can be assured of its quality

Myprotein Impact Diet Whey Protein Powder – Natural Vanilla | High Protein Shake with Green Tea Extract, CLA & Choline | Up to 36g Protein per Serving | Low Fat, Low Sugar | 1 kg

Myprotein Impact Diet Whey Protein Powder – Natural Vanilla | High Protein Shake with Green Tea Extract, CLA & Choline | Up to 36g Protein per Serving | Low Fat, Low Sugar | 1 kg

Boosts protein intake significantly.
Supports strong metabolism.
Promotes weight loss efforts.

Main Highlights

Supplements; MyProtein
MyProtein-Impact Diet Whey - Natural Vanilla, 1 kg
Vanilla Flavor

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Myprotein Impact Diet Whey Protein Powder – Natural Vanilla | High Protein Shake with Green Tea Extract, CLA & Choline | Up to 36g Protein per Serving | Low Fat, Low Sugar | 1 kg

Boosts protein intake significantly.
Supports strong metabolism.
Promotes weight loss efforts.

Main Highlights

Supplements; MyProtein
MyProtein-Impact Diet Whey - Natural Vanilla, 1 kg
Vanilla Flavor

PhD Nutrition Diet Whey Lean Protein Powder | Vanilla Crème Whey Protein Powder 1 kg Bag

PhD Nutrition Diet Whey Lean Protein Powder | Vanilla Crème Whey Protein Powder 1 kg Bag

Supports comprehensive fitness and nutrition.
Quality protein boosts lean muscle.
Promotes environmental sustainability.

Main Highlights

HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose

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PhD Nutrition Diet Whey Lean Protein Powder | Vanilla Crème Whey Protein Powder 1 kg Bag

Supports comprehensive fitness and nutrition.
Quality protein boosts lean muscle.
Promotes environmental sustainability.

Main Highlights

HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose

Myprotein Impact Whey Protein Powder | Vanilla - 30 Servings | Up to 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian

Myprotein Impact Whey Protein Powder | Vanilla - 30 Servings | Up to 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian

Premium whey for lean gains.
Trusted and clean, Informed Choice.
Low calories, high protein.

Main Highlights

23g Whey Protein Powder – Each serving delivers high-quality whey protein to support lean muscle growth, maintenance, and recovery.
Certified Clean, Athlete Trusted – Myprotein Impact Whey Protein is Informed Choice certified and batch-tested for banned substances. Enjoy premium protein powder that’s clean, safe, and trusted by elite athletes and gym enthusiasts.
Smart Nutrition with Less – Just 114 calories, 1.9g of fat, and 1.8g of carbs per serving make this diet whey protein powder ideal for those chasing results without compromise.
Recovery-Boosting BCAAs – With 5g of naturally occurring BCAAs per scoop, this whey isolate protein powder aids post-workout repair, reduces soreness, and gets you back to training faster and stronger.
Trusted by Millions – From the UK’s no.1 protein brand, Myprotein, with over two decades of proven results. Crafted by expert nutritionists to meet the needs of bodybuilders, athletes, and fitness-focused individuals globally.

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Myprotein Impact Whey Protein Powder | Vanilla - 30 Servings | Up to 23 g Whey Protein Per Serving with BCAAs | Builds Lean Muscle, Speeds Recovery | Low Fat & Carbs | Vegetarian

Premium whey for lean gains.
Trusted and clean, Informed Choice.
Low calories, high protein.

Main Highlights

23g Whey Protein Powder – Each serving delivers high-quality whey protein to support lean muscle growth, maintenance, and recovery.
Certified Clean, Athlete Trusted – Myprotein Impact Whey Protein is Informed Choice certified and batch-tested for banned substances. Enjoy premium protein powder that’s clean, safe, and trusted by elite athletes and gym enthusiasts.
Smart Nutrition with Less – Just 114 calories, 1.9g of fat, and 1.8g of carbs per serving make this diet whey protein powder ideal for those chasing results without compromise.
Recovery-Boosting BCAAs – With 5g of naturally occurring BCAAs per scoop, this whey isolate protein powder aids post-workout repair, reduces soreness, and gets you back to training faster and stronger.
Trusted by Millions – From the UK’s no.1 protein brand, Myprotein, with over two decades of proven results. Crafted by expert nutritionists to meet the needs of bodybuilders, athletes, and fitness-focused individuals globally.

We scanned 1394 products

We reviewed these offers relevant to the Impact Whey Protein Powder 1kg within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Myprotein, PhD, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Impact Whey Protein Powder 1kg in the market, we considered we took a deep dive into 6971 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Myprotein Grass‑Fed Impact Whey Isolate – Premium Whey Protein Powder (26g Protein, Low Sugar & Fat) – Cocoa – 1 kg | Supports Muscle Growth & Recovery. We love many things about this product by Myprotein. What sets it apart from the competition is Grass-fed Irish protein, High protein, low sugar, Clean, high-protein isolate.
The best value product for most shoppers and where user satisfaction is continuously the highest is Impact Whey Isolate Protein Powder, Natural Chocolate by Myprotein based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Impact Whey Protein Powder 1kg and the best cost-to-value ratio is Myprotein Impact Whey Protein Powder. Muscle Building Supplements For Everyday Workout With Essential Amino Acid And Glutamine. Vegetarian, Low Fat And Carb Content - Chocolate Smooth, 1kgat Myprotein with a 16% discount.
Our list of the best Impact Whey Protein Powder 1kg is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.