Grass-fed beef kidneys - 180 pcs food supplement • beef kidneys • organ nutrition • capsule form • simple composition • grass-fed origin • precise dosing • 180 pcs
Grass-fed beef kidneys are a food supplement made from freeze-dried beef kidneys, for adults who want to add organ meat to their diet in a precisely dosed capsule form. The ingredient comes from grass-fed cattle in the Netherlands. It naturally contains nutrients typical of bovine kidney tissue, including vitamin B2, vitamin B5, vitamin B12 and selenium.
The pack contains 180 capsules; each capsule contains 500 mg and the recommended daily serving is 6 capsules, providing 3000 mg of freeze-dried beef kidneys. At this serving, one pack lasts for 30 days. The daily serving is equivalent to approximately 15 g of fresh organ meat; the capsule shell is made from bovine gelatine. The formula contains no fillers, sweeteners, flavourings, gluten or soya.
Why we added Modern Native to the PraveBio.cz range
Modern Native is a Dutch specialist in organ meat supplements. Founder Jeroen van Straaten became interested in this area through his own experience with strength sports, a limited diet and the traditional use of animal-derived ingredients in line with the nose-to-tail principle.
This is not an organic-certified product. The focus is on traceable sourcing, relationships with local farms, glass packaging and careful processing without unnecessary additives.
Grass-fed beef kidneys – freeze-dried beef organ in capsules
Grass-fed beef kidneys are a food supplement made from freeze-dried beef kidneys from grass-fed cattle in the Netherlands. The capsule format makes it easier to add organ meat without its strong flavour, kitchen preparation or estimating portions. A daily serving of 6 capsules provides 3000 mg of organ powder, equivalent to approximately 15 g of fresh organ meat; the pack of 180 capsules lasts for 30 days at this serving.
- For: adults who want to add beef kidney in capsule form without cooking or the flavour of fresh organ meat.
- Characteristics: a single-organ supplement from grass-fed cattle in the Netherlands.
- Active nutrients: vitamin B2, vitamin B5, vitamin B12 and selenium naturally present in the kidney tissue.
- Specific substance: diamine oxidase (DAO), an enzyme naturally present in kidney tissue; no health effect is claimed.
- Does not contain: fillers, sweeteners, flavourings, gluten, soya or plant-based capsule shells.
- Dosage: 6 capsules daily, preferably with meals for better tolerance of the organ powder.
Unlike a standard multivitamin, this is not an isolated blend of individual nutrients. The nutrients come from a whole animal-derived ingredient. Freeze-drying removes water before the kidney is ground into powder and filled into bovine gelatine capsules. Compared with a five-organ blend, it has a narrower focus: beef kidneys only, without liver, heart, spleen or pancreas.
The straightforward formula contains no other organs, herbs or isolated minerals, making it easier to add one specific organ ingredient to the diet.
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Diamine oxidase (DAO) is an enzyme naturally present in certain animal tissues, including the kidneys. In this supplement, it is listed as a natural component of the ingredient, not as a guaranteed active amount or health effect.
Selenium is a trace element whose concentration in cattle varies by tissue and the animal’s nutritional status. A scientific paper examining selenium distribution in beef cattle included the kidneys, liver, heart, spleen and lungs, as well as muscle tissue.
The supplement is defined by its clear formula, dose and the natural nutritional profile of beef kidney, not by a promise to treat health conditions.
Note: Information about DAO and selenium describes the characteristics of the ingredient and does not constitute a health claim.
Grass-fed beef kidneys – key benefits
- Organ meat in capsules – an easy way to add organ meat without preparing fresh kidneys in the kitchen.
- Single-organ supplement – 100% freeze-dried beef kidney with no other organs.
- Grass-fed cattle – sourced from pasture-raised cattle in the Netherlands.
- Freeze-dried – carefully processed without high temperatures, helping to preserve the characteristics of the organ meat.
- Diamine oxidase (DAO) – an enzyme naturally present in kidney tissue; no health effect is claimed.
- Vitamin B2 – at the recommended daily serving of 6 capsules, it contributes to normal energy-yielding metabolism and the reduction of tiredness and fatigue.
- Vitamin B12 – at the recommended daily serving of 6 capsules, it contributes to the normal functioning of the nervous system, normal energy-yielding metabolism and the reduction of tiredness and fatigue.
- Selenium – at the recommended daily serving of 6 capsules, it contributes to the normal function of the immune system, normal thyroid function and the protection of cells from oxidative stress.
- Capsule format without unnecessary additives – bovine gelatine, with no fillers, flavourings or sweeteners.
Grass-fed beef kidneys provide a precisely dosed form of beef kidney for adults, with a straightforward formula and traceable sourcing.
Which Modern Native product should you choose?
The Modern Native range varies mainly by the type of animal-derived ingredient and breadth of focus. When choosing, distinguish between single-organ products, multi-organ blends and fermented animal-derived supplements.
Individual organs in capsules allow you to add one specific ingredient. Beef liver, heart, kidneys and bull glands each have a different nutritional profile, so it makes sense to choose by ingredients rather than the category name alone.
Multi-organ blends bring a broader range of animal tissues together in one serving. They offer an accessible introduction to organ-based nutrition by combining several organs at once.
Specialised organ supplements use a narrower selection of tissues. Bull glands with liver fall into this group, combining reproductive tissue and liver in a precise ratio, without herbs, sweeteners or isolated minerals.
Fermented animal-derived supplements extend the Modern Native range beyond organ meat. These include kefir in capsules, based on a traditional fermented food.

Why choose Modern Native
Brand origins: Modern Native began in the Netherlands as an answer to a straightforward problem: organ meat is a traditional, nutrient-dense food, but most people no longer prepare it regularly. Founder Jeroen van Straaten became interested in organ meat through his experience with strength sports, a limited diet and a search for nutrition that did not rely on anonymous blends.
Nose-to-tail principle: The brand follows the view that a high-quality animal should not be reduced to muscle meat alone. Organs form part of the traditional use of the whole animal, and Modern Native provides them in a precisely dosed, easy-to-store format for customers who do not want to prepare organs in the kitchen.
Farming partnerships in the Netherlands: The ingredients come from grass-fed cattle in the Netherlands. The brand has long-standing relationships with local partners, including Zorg & Natuur, Vlees van Ons and Reestdal Rund. A shorter supply chain supports traceability and ingredient freshness, while reducing reliance on anonymous high-volume sources.
Careful processing: The organs are freeze-dried, ground into powder and filled into bovine gelatine capsules. The brand avoids fillers, flavourings and plant-based capsule shells that would unnecessarily alter the animal-derived nature of the supplement. The result is a straightforward formula that is clear from the label.
Glass rather than plastic: Modern Native uses glass jars, limiting contact between the capsules and plastic while protecting the contents from light. This detail reflects the brand’s approach: practical decisions that affect storage quality rather than prominent promises.
Who the brand is not for: Modern Native is neither vegan nor organic certified. It suits customers who prefer whole animal-derived ingredients, traceable sourcing and short ingredient lists over sweetened powders, flavoured blends or lengthy formulas.
Ingredients from the Netherlands
The organs come from grass-fed cattle in the Netherlands, simplifying traceability and source control.
Nose-to-tail principle
The brand also uses organs that are often missing from modern diets, despite their traditional place among valued animal-derived foods.
Freeze-drying
Freeze-drying preserves the characteristics of the ingredient without high temperatures or added flavourings.
No fillers or flavourings
The capsules contain organ powder and bovine gelatine; the brand adds no sweeteners, fillers or plant-based capsule blends.
Glass packaging
The glass jar protects the contents from light and limits contact between the capsules and plastic during storage.
Independent testing
The brand has its organ supplements tested for purity, an important quality-control point for animal-derived ingredients.
Ingredients
Freeze-dried beef kidneys from grass-fed cattle in the Netherlands, bovine gelatine (capsule).
Nutritional values
| Typical values | per 3 capsules | per 6 capsules (daily serving) | Role in the daily serving |
|---|---|---|---|
| Total organ powder | 1500 mg | 3000 mg | The daily serving is equivalent to approximately 15 g of fresh organ meat. |
| Freeze-dried beef kidneys | 1500 mg | 3000 mg | The only organ ingredient, with no other organs or herbal additives. |
| Diamine oxidase (DAO) | naturally present | naturally present | An enzyme naturally present in kidney tissue; no numerical amount or approved health claim is given. |
| Vitamin B2 | 0.38 mg | 0.76 mg | At the recommended daily serving of 6 capsules, riboflavin contributes to normal energy-yielding metabolism and the reduction of tiredness and fatigue. |
| Vitamin B3 | 0.9 mg | 1.8 mg | Niacin is a naturally occurring B vitamin listed on the label. |
| Vitamin B5 | 0.8 mg | 1.6 mg | At the recommended daily serving of 6 capsules, pantothenic acid contributes to normal energy-yielding metabolism and the reduction of tiredness and fatigue. |
| Vitamin B12 | 2.25 µg | 4.5 µg | At the recommended daily serving of 6 capsules, vitamin B12 contributes to the normal functioning of the nervous system, normal energy-yielding metabolism and the reduction of tiredness and fatigue. |
| Selenium | 22.5 µg | 45 µg | At the recommended daily serving of 6 capsules, selenium contributes to the normal function of the immune system, normal thyroid function and the protection of cells from oxidative stress. |
Values per 3 capsules are taken from the label. Values per 6 capsules are an indicative calculation for the recommended daily serving. 1 capsule = 500 mg. Recommended daily serving = 6 capsules.
Ingredient details
Freeze-dried beef kidneys
What it is: Freeze-dried beef kidneys from grass-fed cattle in the Netherlands. They are the only active organ ingredient in the capsules.
Function: A specific organ ingredient with naturally occurring B vitamins, selenium, DAO and other substances characteristic of kidney tissue.
Benefits: The capsule format provides precise dosing without the strong flavour, kitchen preparation or storage required for fresh organ meat.
Bovine gelatine capsule
What it is: A bovine gelatine capsule that matches the animal-derived nature of the supplement.
Function: Provides precise dosing without plant-based capsule blends, colourings or sweeteners.
Benefits: Covers the strong flavour of the organ powder and makes it easier to take for people who do not regularly eat kidneys.
What does this mean?
Grass-fed beef kidneys are a single-organ food supplement with a straightforward formula: freeze-dried beef kidneys and a bovine gelatine capsule. This is not a flavoured powder or synthetic multivitamin, but dried beef organ in a precisely dosed form.
Dosage and use
The recommended serving is 6 capsules daily; at this serving, the pack of 180 capsules lasts for 30 days.
- Starting use: with organ supplements, begin with a lower serving, such as 1–2 capsules daily, before gradually increasing to the recommended amount.
- Taking with meals: particularly appropriate for sensitive digestion or when first adding an organ supplement.
- Taking without meals: possible according to individual tolerance; take with meals if you experience poorer tolerance.
- Water: swallow the capsules with plenty of water.
Warnings
-
Follow the recommended daily serving.
- Food supplements should not replace a varied and balanced diet.
- Keep out of reach of young kids.
- Not for kids.
- Not suitable for vegans or vegetarians.
- Consult your doctor before use during pregnancy or breastfeeding, when planning a pregnancy, taking medication or managing a health condition.
- Consulting a doctor or nutrition professional is advisable if you follow a medically restricted diet.
- Do not take this supplement if you are allergic or intolerant to any of its ingredients.
- Store in a cool, dry place away from direct sunlight.
FAQ
What are Grass-fed beef kidneys for?
This food supplement contains freeze-dried beef kidneys for adults who want to add organ meat in capsule form. At the recommended daily serving of 6 capsules, vitamin B2, vitamin B5 and vitamin B12 contribute to normal energy-yielding metabolism, while selenium contributes to the normal function of the immune system.

How should I take the capsules?
The recommended daily serving is 6 capsules daily. You can take them together or divide them throughout the day. Taking them with meals may suit more sensitive digestion.

Do I need to begin with the full serving?
With organ supplements, begin gradually with 1–2 capsules daily and slowly increase the amount. A gradual introduction makes it easier to assess individual tolerance.

When can I assess whether the supplement suits me?
No specific timeframe or result can be promised for organ supplements. Individual experience varies according to diet, sleep, physical demands, health and consistency of use. To assess it for yourself, take the supplement regularly for at least several weeks and pay particular attention to tolerance.

How much organ meat does the daily serving represent?
A daily serving of 6 capsules provides 3000 mg of freeze-dried beef kidneys. This is equivalent to approximately 15 g of fresh organ meat.

What does DAO mean in relation to beef kidney?
DAO stands for diamine oxidase, an enzyme naturally present in kidney tissue. In this supplement, it is listed as a natural component of the ingredient, without a numerical declaration of enzymatic activity or a claimed health effect.

Is an exact amount of DAO given?
DAO is listed as a naturally occurring component of beef kidney. The label does not give a numerical value for its enzymatic activity, so the text does not present it as a guaranteed amount.

What should I know about DAO?
DAO is listed as a naturally occurring component of beef kidney. The supplement is not a medicine and no effect on health conditions or diagnoses is attributed to it.

What is the difference compared with beef liver or a five-organ blend?
Beef kidney has a different nutritional profile from liver and naturally contains DAO. Compared with a five-organ blend, it has a narrower focus: beef kidneys only, without liver, heart, spleen, pancreas, herbs or isolated minerals.

What does freeze-drying mean?
Freeze-drying removes water from the organ meat without conventional heat drying. This produces a dry organ powder that can be filled into capsules.

What does grass-fed mean?
Grass-fed means that the beef kidneys come from cattle fed on grass. In this case, the ingredient comes from pasture-raised cattle in the Netherlands.

Where does the ingredient come from?
The beef kidneys come from grass-fed cattle in the Netherlands. Traceable sourcing is particularly important for animal-derived supplements because it helps control the starting material.

Does the formula contain only beef kidneys?
Freeze-dried beef kidneys are the only active organ ingredient. The second ingredient is bovine gelatine, which forms the capsule shell. The formula contains no other organs, herbs or isolated minerals.

Why is the capsule made from bovine gelatine?
The bovine gelatine capsule matches the animal-derived nature of the supplement. It also covers the strong flavour of the organ powder and provides precise dosing without plant-based capsule blends.

Do the capsules have a strong flavour or smell?
The capsules greatly reduce direct contact with the flavour of the kidney powder. A natural animal-derived smell may be noticeable when you open the jar, reflecting the ingredient and the absence of flavourings.

Can I open the capsules and add the powder to food?
You can technically open the capsule, although kidney powder has a strong flavour. The capsule format makes it easier to add organ meat without the taste of fresh or dried kidneys.

Is it better to take the capsules with meals?
Taking them with meals may suit sensitive digestion or the first introduction of an organ supplement. Swallow the capsules with plenty of water.

Can I divide the daily serving?
Yes. You can take the daily serving of 6 capsules together or divide it between two meals, for example. Do not exceed the recommended daily serving.

How can I calculate how many days the pack will last?
Divide the number of capsules in the pack by the recommended daily serving of 6 capsules. A pack of 180 capsules, for example, lasts for 30 days at the recommended serving.

Does it contain gluten, soya or sweeteners?
No. The formula contains freeze-dried beef kidneys and a bovine gelatine capsule. It contains no gluten, soya, sweeteners, flavourings or fillers.

Is it certified organic?
No. This is not an organic-certified food supplement. The focus is on an animal-derived ingredient from grass-fed cattle, a straightforward formula and careful freeze-drying.

How does it differ from fresh beef kidneys?
Fresh kidneys require purchasing, storage and kitchen preparation. The capsules provide beef kidneys in a precisely measured, easy-to-store form that requires no cooking and avoids the strong flavour of the prepared organ.

How does it differ from a standard multivitamin?
A standard multivitamin usually contains a blend of isolated vitamins and minerals. This supplement is based on one whole animal-derived ingredient: freeze-dried beef kidneys.

Can I combine it with other food supplements?
Yes, although you should consider your total intake of selenium and other micronutrients. Take particular care when also using multivitamins, mineral supplements or products with a higher selenium content.

Can I take it while also eating organ meat?
Yes, although you should consider your total intake of organ meat. If you regularly eat fresh kidneys or a broader range of organs, adjust the serving according to your overall diet.

Is it appropriate for people who exercise?
It may suit active adults who want to add organ meat without cooking or the flavour of fresh kidneys. This is not a stimulant or pre-workout product; its role comes from the nutritional profile of beef kidney.

Who should not take it?
It is not for kids, vegans or vegetarians. Consult your doctor before use during pregnancy or breastfeeding, when planning a pregnancy, taking medication, managing a health condition or following a medically restricted diet.

Can I take it during pregnancy or breastfeeding?
Consult your doctor before use during pregnancy or breastfeeding, or when planning a pregnancy. The same advice applies if you take medication or manage a health condition.

What should I consider because of the selenium content?
Selenium is a naturally occurring mineral in this supplement. When also taking other supplements containing selenium, consider your total daily intake and do not exceed the recommended serving of each product.

Which nutrients are typical of beef kidneys?
The label lists vitamin B2, vitamin B3, vitamin B5, vitamin B12 and selenium. At the recommended daily serving of 6 capsules, vitamin B12 contributes to the normal functioning of the nervous system, while selenium contributes to normal thyroid function, the normal function of the immune system and the protection of cells from oxidative stress.

Why might the colour or smell of the capsules vary?
This is a natural animal-derived ingredient without flavourings or colourings. Slight variations in colour, powder shade or smell may reflect the characteristics of each batch and are not unusual in single-organ supplements.

How should I store the capsules?
Store them tightly closed in a cool, dry place and keep out of reach of young kids. Protect the glass jar from direct sunlight and moisture.

Additional parameters
| Category: | Dried organs (offal) |
|---|---|
| EAN: | 8720589464070 |
| Výrobce: | Modern Native B.V. Flevolaan 10, 9501 VG, Stadskanaal, The Netherlands |
| Země původu: | Nizozemsko |
| Proč koupit: | Nizozemská firma, která vyrábí a prodává vysoce kvalitní doplňky stravy. Jsou jimi koncentrované a lyofilizované orgány v kapslích. Jejich posláním je přinášet moudrost našich předků zpět do moderního světa, pro optimální zdraví. |
| Vhodné pro: | Bez lepku-Sugar Free-Soy Free-GMO Free-Low Carb-Keto-Paleo |
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Discussion
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Our ancestors lived differently from us. Traditional societies have been eating organ meat for centuries. They did it for a reason. Intuitively, they knew it was good for them. They knew that organ meats were the source of the most important nutrients. Similarly, in nature many predators go after organ meat first and muscle meat second.
We hardly eat organs these days. It's an ancient tradition that has faded away. Modern Native's mission is to bring the wisdom of our ancestors back to the modern world for optimal health, strength and happiness.
There is no organ meat like meat
Not all organs are the same. When looking for quality (organ) meat, it is important to check several points:
- 100% grass-fed cattle
- Without hormones
- Pesticide and GMO free
- Animals live stress-free and completely in the wild
The term "grass-fed" doesn't tell the whole story. The cow may be partially outside in the summer eating fresh grass, while most of the time she is in the barn and fed concentrate. 100% grass-fed, that's the Modern Native way of doing things. They only work with farmers whose cattle meet the above points. The organs are obtained from cattle in the Netherlands.

Why local cattle?
- It maintains the health of local natural farmers and creates jobs in the industry, thus creating more natural farmers in the Netherlands.
- Where there is more demand, there will be more supply. This will eventually allow the price of quality meat, including organ meat, to fall.
- More local natural farmers means fewer traditional herds (mass production) and happier cattle.
- Money spent on local farms stays in the economy, which has a domino effect and creates more jobs.
- Shorter distribution chains reduce unnecessary transport.
- When there are more natural livestock, healthier soil is created.
- Naturally grazing cattle return nutrients to the soil through the urine and manure they excrete.

Method for Modern Native accessories
- It comes from 100% grass-fed cattle.
- No hormones.
- Pesticide and GMO free.
- The animals live stress-free and completely in the wild.
Why eat organ meat?
Beloved by our ancestors
Traditional peoples, Native Americans, and ancient ancestors believed that consuming the organs of a healthy animal would promote the health of the individual's organ. They ate "from head to tail", i.e. everything from the animal, because they intuitively knew how nutritionally rich the meat from the organs was.


