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Whey protein in its purest form.

Native whey protein isolate, formulated without additives from a single ingredient: sourced from French milk of pasture-raised cows. Very low in lactose, carbohydrates and fat, ideal for those looking for a pure, uncompromising protein source.

Whey Native Isolate Neutral (Low lactose) Nutrimuscle
Vitamines et compléments alimentaires
Brand
Nutrimuscle
Isolat Whey Native Low Lactose NutrimuscleWhey Native Isolate Neutral (Low lactose) NutrimuscleWhey Native Isolate Neutral (Low lactose) NutrimuscleWhey Native Isolate Neutral (Low lactose) NutrimuscleWhey Native Isolate Neutral (Low lactose) NutrimuscleWhey Native Isolate Neutral (Low lactose) Nutrimuscle

Whey Native Isolate Neutral (Low lactose) Nutrimuscle

Nutrimuscle

  • 90% ultra-pure native proteins
  • The most protein, the least of everything else
  • Ultra-fast absorption
  • Smooth digestion, free from discomfort
Digestion after exercise   

After every protein shake, you know what comes next: bloating, heaviness, a discomfort that settles in and takes the edge off the hours following your workout. You just want to top up your intake without your stomach making a whole scene out of it.

Protein Intake   

On those busy days when meals fall short on protein, you sense that what you eat is no longer keeping up with the demands you place on your body. You are looking for a simple way to fill the gaps — without compromising on the quality of what you put in.

Active Muscle Recovery   

Your training sessions are serious, and you know that what happens in the minutes after matters just as much as the effort itself. You are looking for a protein source that is ready straight away, to support your recovery without weighing down your routine.

50 Portions1 per serving
As a snack or right after trainingAs a source of fast-absorbing protein throughout the day.
What quantity do you want?

1
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Traceability

Whey Native Isolate (Low lactose) Nutrimuscle is developed in Belgium by Nutrimuscle, a company specialising in the manufacture of dietary supplements.

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What it changes for you

  • 90% ultra-pure native proteins

    Sourced from French pasture-raised cows and cold-microfiltered: a premium protein your body can fully absorb.

  • The most protein, the least of everything else

    Rich in protein and low in sugar and fat: clean nutrition, with no wasted calories.

  • Ultra-fast absorption

    Absorbed in record time to feed your muscles right after exercise and speed up recovery.

  • Smooth digestion, free from discomfort

    Processed to remove virtually all lactose: all the performance of an isolate, without the bloating or stomach discomfort of standard whey.

The formula

Natif microfiltré

Native protein from pasture-raised milk, obtained through cold ceramic microfiltration

27 g
Native whey protein isolate (WPI)
A native whey protein isolate drawn directly from fresh milk through cold ceramic microfiltration, bypassing the cheese-making process entirely. This method preserves the full tertiary structure of the proteins (lactoferrin, beta-lactoglobulin, alpha-lactalbumin), where heat-based processes would denature them.
After ingestion, whey proteins are hydrolysed into amino acids and peptides by gastrointestinal enzymes, then absorbed through the specific transporters of the intestinal epithelium. Their essential amino acid profile — particularly rich in leucine — activates the mTORC1 pathway, the central intracellular signal for muscle protein synthesis. The low lactose content (achieved through ceramic microfiltration) improves digestibility for people with lactose sensitivity, without altering this amino acid profile.
Authorized claim: Protein contributes to the maintenance of muscle mass. Protein contributes to a growth in muscle mass. Protein contributes to the maintenance of normal bones. Protein is needed for normal growth and development of bone in children. (EU Regulation No 432/2012)

After ingestion, whey proteins are hydrolysed into amino acids and peptides by gastrointestinal enzymes, then absorbed through the specific transporters of the intestinal epithelium. Their essential amino acid profile — particularly rich in leucine — activates the mTORC1 pathway, the central intracellular signal for muscle protein synthesis. The low lactose content (achieved through ceramic microfiltration) improves digestibility for people with lactose sensitivity, without altering this amino acid profile.

Authorized EU health claim

Protein contributes to the maintenance of muscle mass. Protein contributes to a growth in muscle mass. Protein contributes to the maintenance of normal bones. Protein is needed for normal growth and development of bone in children. (EU Regulation No 432/2012)

A 30 g serving of powder provides around 27 g of protein — a dose consistent with the literature on post-exercise protein synthesis (Moore et al., 2009, American Journal of Clinical Nutrition). The nutritional profile confirms 90 g of protein per 100 g of powder, with only 0.2 g of sugars and 0.4 g of fat.

Our commitments

  • Origin

    Developed and made in France with French pasture milk.

  • Formulation

    Native whey protein isolate (WPI), single ingredient, from French pasture milk, low lactose, cold ceramic microfiltration.

  • Transparency

    Product manufactured in a facility certified to NF EN 17444 standard, ensuring enhanced controls against contamination by prohibited substances.

  • Quality

    Manufactured in a facility certified to NF EN 17444 for enhanced anti-doping safety.

In the world of sports nutrition, finding a high-quality protein that is genuinely kind to your digestive system can be a real challenge. This article takes an in-depth look at the Whey Native Isolate (Low Lactose) from Nutrimuscle, an exceptional whey isolate designed to support your muscle development without any compromise on digestive comfort. Whether you are a seasoned athlete or a dedicated fitness enthusiast, discover why this product has become an undisputed benchmark in its category.

What is the Nutrimuscle Whey Native Isolate?

The whey native isolate offered by Nutrimuscle represents the very peak of purity in protein supplementation. Unlike standard forms derived from the by-products of the cheese industry, this native whey isolate is extracted directly from fresh cow's milk. This process preserves a fully intact, undenatured molecular structure, delivering maximum bioavailability for your muscle fibres.

The brand Nutrimuscle has built its reputation on absolute transparency and the quality of its raw ingredients. By choosing this isolate, you are opting for a clean formula, free from heavy chemical processing, and ideally suited to support the growth and maintenance of your muscle mass.

Why choose a Low Lactose formula for your whey isolate?

Intolerance or sensitivity to milk sugar affects a significant portion of the population. The low lactose label means the product has undergone advanced filtration steps designed to remove virtually all of the lactose. For regular athletes, this detail makes all the difference in daily life when reaching for a snack.

By drastically reducing this source of discomfort, the native low lactose whey eliminates the digestive troubles frequently associated with lower-quality milk protein powders. It is your assurance of supplying the body with the essential nutrients it needs, while guaranteeing complete digestive well-being.

What are the benefits of this native whey isolate for muscle?

Each serving of this whey isolate delivers a dense concentration of amino acids that the body can put to use straight away. Muscle anabolism demands a fast, effective supply right after intense physical effort. This native serum protein isolate meets that demand perfectly, thanks to its exceptional speed of absorption.

By precisely nourishing your muscle tissue, this isolate supports the accelerated repair of the micro-tears caused by training. It actively promotes lean mass gain and helps prevent catabolism, making it a valuable ally for sculpting your physique and optimising your performance.

How does microfiltration preserve protein quality?

The secret behind the exceptional quality of this whey isolate lies in its extraction method. Nutrimuscle relies on cold ceramic microfiltration, a cutting-edge technology that filters milk at low temperature through microscopic ceramic membranes. This ceramic micro-filtration process isolates the protein without ever heating or altering it.

Thanks to this gentle mechanical method, the native serum protein isolate retains all of its active biological fractions, such as immunoglobulins and lactoferrin. Furthermore, this process prevents the formation of glycomacropeptides (GMP), by-products often found in standard cheese-derived whey isolates that reduce the overall purity of the product.

Why do the BCAAs in Nutrimuscle's Whey Isolate matter?

Branched-chain amino acids, or BCAAs (leucine, isoleucine and valine), form the foundation of muscle recovery. The Nutrimuscle native whey isolate naturally displays an exceptional amino acid profile, particularly rich in leucine — the amino acid that triggers protein synthesis.

Unlike synthetic or lower-grade proteins, this native whey protein delivers BCAAs in their purest and most readily absorbed form. This targeted supply helps reduce central fatigue during effort and maximises the rebuilding of muscle fibres immediately after your session.

How to prepare and enjoy your shaker every day?

To get the full benefit of your whey native isolate, preparing your shaker is straightforward. The brand recommends mixing one 30 g serving of powder in 250 ml of milk or water, depending on your personal preference and caloric goals.

Because this powder is entirely pure and not instantised with soy or sunflower lecithins, it may need a brief rest or a few circular stirs to dissolve completely. Avoid using heavily chlorinated water, so as to preserve the quality of the active cultures added to the formula.

When should you take your native low whey isolate for best results?

Timing plays a crucial role in sports nutrition. The most beneficial moment to take your whey isolate is immediately after your training session. This is precisely when the metabolic window is open and your muscles are calling for nutrients to begin the recovery phase.

That said, this native low whey isolate also fits very naturally as a snack mid-morning or mid-afternoon. This intake helps maintain a positive nitrogen balance throughout the day, preventing muscle breakdown during the longer gaps between main meals.

Who is the milk supplier behind this premium formula?

Transparency is woven into the very DNA of the brand. The supplier selected by Nutrimuscle to craft this exceptional isolate is none other than the French group Lactalis, a world leader recognised for the rigour of its dairy sourcing. The milk used comes exclusively from French cows raised on pasture for long stretches of the year.

This partnership guarantees exemplary traceability of the native milk serum protein. Every batch undergoes strict, independent testing to certify the absence of contaminants or banned substances, meeting the most stringent anti-doping regulations in the world of nutrition.

How does this product help avoid stomach aches and bloating?

Many athletes give up on dairy protein supplements because of recurring digestive issues. The Nutrimuscle native whey isolate addresses this through a two-pronged approach: its intrinsic native purity and a formulation carefully designed for intestinal comfort.

The low lactose whey removes the primary source of gas and stomach cramps for sensitive individuals. In addition, in its flavoured versions, the brand has thoughtfully enriched its product with inulin fibres (prebiotics) and the patented probiotic strain Bacillus coagulans. These ingredients work in synergy to support the microbiome, keeping those unwelcome stomach aches firmly at bay.

What is the difference between this formula and a Clear Whey?

A common question concerns the distinction between this traditional isolate and the growing trend of clear whey. While clear whey is also a form of purified protein isolate, it undergoes a specific acidification process to become fully transparent and deliver a texture closer to a refreshing fruit drink.

By contrast, the Nutrimuscle whey native isolate keeps the classic, smooth and comforting texture of a traditional milk-based shaker, particularly in its flavoured versions such as chocolate or vanilla. It offers a complete and honest nutritional profile, ideal for those who want the authenticity of a premium whey protein without any textural tricks.

Which other dietary supplements should you pair with your nutrition routine?

To make the most of your Nutrimuscle products, it can be well worth combining this isolate with other dietary supplements from the range. For example, adding fast-absorbing carbohydrates (such as maltodextrin or rice cream) to your post-workout shaker will optimise glycogen replenishment while improving amino acid transport to muscle cells. You can also pair it with creatine monohydrate or specific amino acids based on your needs. This versatility makes Nutrimuscle native whey the cornerstone of your supplementation strategy, whether your goal is peak performance, endurance or body transformation.

Key takeaways at a glance:

  • Absolute native purity: An undenatured protein extracted directly from fresh milk from French pasture-raised cows, not from cheese by-products.

  • Complete digestive comfort: Its low lactose nature significantly reduces bloating and digestive discomfort.

  • Premium filtration: Exclusive use of cold ceramic microfiltration to preserve all active protein fractions.

  • Elite nutrition: Contains an exceptional protein content (up to 90%) and a naturally high concentration of BCAAs for muscle.

  • Traceability and trust: Full transparency on suppliers, accessible independent laboratory analyses and Sport Protect certification.

The + that makes the difference

One single ingredient, zero compromise, zero additives: a native whey isolate sourced from the finest French milk, from pasture-raised cows.

When & how?

Mix 30 g (approximately 2 scoops) in 250 mL of water or milk. Take it after training, as a snack, or worked into your recipes.

Tip: avoid chlorinated water, which can destroy part of the Bacillus coagulans (probiotics).

The right timing (based on your session)
Adjust the moment and quantity to your goal. Two scenarios to consider:

  • You eat a meal after your session → have your shake as a snack earlier in the day.
  • You do not eat after your session → have your shake straight after training.

Good pairings
To support recovery, combine your isolate with a source of carbohydrates (maltodextrin, dextrose, cluster dextrin, oat flakes, rice cream): they help replenish muscle glycogen stores after intense and/or prolonged effort. Depending on your goal, adding creatine and BCAA 4.1.1 may also be worth considering.

Good to know
Do not take your isolate at the same time as potassium bicarbonate, to avoid bloating.

For whom?

Pour les sportifs et personnes actives qui ont besoin d’un apport en protéines important pour maintenir et développer leur masse musculaire.

Composition

Native whey protein isolate from milk (WPI), non-instantised… and that's it.

Nutritional composition (per 100g)

Energy : 1560 kj
375 kcal

Fat : 0.4g
of which saturates: 0.4g

Carbohydrates : 3g
of which sugars: 0.2g

Protein : 90 g

Salt : 0.21 g

Allergen: milk

Manufactured in a facility that handles allergens (eggs, cereals, soya, fish, molluscs and crustaceans)

Precautions for use

Whey native Isolat Nurtrimuscle (Low lactose). This is not a medicine.

A food supplement cannot replace a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended daily dose and keep out of reach of young children.

Store at room temperature (<25°C)

Health claims

Protein contributes to the maintenance of normal bones.
Protein contributes to the maintenance of muscle mass.
Protein contributes to a growth in muscle mass.
Protein is needed for normal growth and development of bone in children.

Traceability

Whey Native Isolate (Low lactose) Nutrimuscle is developed in Belgium by Nutrimuscle, a company specialising in the manufacture of dietary supplements.

Packaging and legal notices

Recyclable HD-PE container holding 1.50 kg of powder (50 servings).

Frequently asked questions

What exactly is "native" whey?

Most whey proteins are extracted during cheese production — a process that exposes the proteins to heat and partially denatures them. Native whey, by contrast, is drawn directly from fresh milk through cold ceramic microfiltration, which preserves the original protein structure (lactoferrin, beta-lactoglobulin, alpha-lactalbumin).

In practice: you are consuming the protein in its most intact form, exactly as nature intended.

Is it gentle on sensitive stomachs?

Ceramic microfiltration removes most of the lactose, resulting in what is known as a low lactose profile — a clear step above standard whey concentrates, which are often harder on the stomach. The difference you feel: less bloating, less heaviness.

Do note, however, that the product contains milk as an allergen, and is manufactured in a facility that also handles other allergens (eggs, soy, fish, cereals). If you have any doubts about your tolerance, please seek advice from a healthcare professional.

Who can take it, and are there any contraindications?

This product is intended for adults looking to top up their protein intake as part of a varied and balanced diet. It is not a substitute for a complete diet.

It is not recommended for young children, and women who are pregnant or breastfeeding should consult their doctor before use. If you have a kidney condition or are currently undergoing medical treatment, seeking medical advice is strongly recommended. Also, avoid mixing it with potassium bicarbonate, as this may encourage bloating.

How long before you actually notice a difference?

There is no universal magic timeline. The first few weeks of regular use generally allow you to assess whether your daily protein intake is well complemented, but results depend closely on your training programme, your overall diet and your recovery (sleep, stress management).

A protein isolate supports your effort — it does not replace it. Pairing it with a source of carbohydrates after an intense session can help optimise the replenishment of your glycogen stores.

How much does it work out to per day for 50 servings at 1.5 kg?

The tub contains 50 servings of 30 g, which is nearly seven weeks of supply at one serving per day. Per portion, that works out to a very reasonable cost for a native isolate sourced from French pasture-raised milk, made with no additives whatsoever, and produced in a facility certified to NF EN 17444 — a rigorous standard for controlling contamination by banned substances.

For comparison, most mass-market whey proteins are packed with controversial additives and texturing agents. Here: a single ingredient, zero compromise.

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