Najlepsze naturalne suplementy na odporność psa – co naprawdę działa

The Best Natural Supplements for Dog Immunity – What Really Works

in News

Reading time: approximately 10 minutes. Learn how to easily and naturally support your dog's immunity year-round.

Why your dog's immunity needs support

A dog's immune system is its natural protective shield. It's responsible for defending against viruses, bacteria, parasites, and everyday stress. When a dog's body is weakened—after illness, antibiotics, or during the fall and winter months—it's worth supporting it with carefully selected natural dog supplements . This is a safe and effective way to strengthen its defenses and improve your pet's overall well-being.

Supporting your dog's immunity is an investment in its health, energy, and longevity—and the best results are achieved with a combination of a good diet and supplementation.

How a dog's immune system works

The immune system acts as a notification system in the body. When something is wrong, immune cells respond immediately. Most of these are found in the intestines, so healthy gut microflora is key to strong immunity. This is why digestive and gut supplements are so important for dogs —they help maintain bacterial balance and protect against infections.

How natural supplements help

Natural supplements for a dog's immune system work in a multifaceted way: they support the microbiome, improve nutrient absorption, and provide antioxidants. They don't replace food, but rather act as a complement that helps the body maintain balance. A well-chosen natural dietary supplement for your dog can strengthen the immune system, aid digestion, and improve the appearance of the coat.

Key natural ingredients and their effects

Echinacea

Known for its immunostimulating properties, it supports the immune system by increasing white blood cell count and shortening the duration of infections. Excellent as preventative support in the fall and winter.

Beta-glucans

Natural polysaccharides derived from yeast and fungi activate macrophages and lymphocytes, improving the body's ability to respond to infections. They work great as natural vitamin supplements for dogs , strengthening their immunity in a gentle yet effective way.

Probiotics

A natural probiotic for dogs supports intestinal microflora, which directly translates to immunity. It's worth giving your dog a probiotic after antibiotic therapy to rebuild the bacterial flora and improve digestion. Regular use of probiotics reduces the risk of diarrhea and intestinal infections.

Colostrum

Colostrum is bovine colostrum, rich in immunoglobulins and growth factors. Colostrum supports immunity and recovery, especially after illness or vaccinations. It's an excellent addition to natural supplements for senior dogs , helping older dogs maintain energy and immunity.

Spirulina

This algae is high in protein and vitamins. It supports the immune system, adds energy, and improves the coat's appearance. Combined with other ingredients, it creates effective supplements for dogs' coat and skin .

Turmeric

It has anti-inflammatory and antioxidant properties, supporting the digestive and immune systems. It's a common ingredient in dog digestive supplements that improve nutrient absorption.

Medicinal mushrooms (Reishi, Shiitake, Maitake)

They contain beta-glucans and polysaccharides, which support immunity and cell regeneration. They are ideal as supplements for senior dogs , helping to strengthen the body and boost energy in old age.

Omega-3 fatty acids

Omega-3 fatty acids play a crucial role in maintaining healthy skin, coat, and immunity. Regular supplementation with fish or algae oil helps with allergies, inflammation, and improves your dog's overall health. These natural supplements for dogs with allergies soothe skin reactions and support immunity.

How to choose supplements according to age and season

A well-chosen supplement takes into account the dog's age, season and lifestyle:

Puppies: probiotics and colostrum support the development of immunity and intestinal microflora.
Adult dogs: beta-glucans and spirulina help maintain energy and immunity all year round.
Seniors: natural supplements for senior dogs based on colostrum and mushrooms improve vitality and immunity.
Autumn and winter: echinacea, omega-3 fatty acids and vitamins strengthen immunity and shorten the duration of infection.

Safety and Interactions - How to Supplement Wisely

While natural supplements for dogs are safe, they should be used sparingly and consistently. Always adjust the dose to your dog's weight and check the ingredients. Do not combine products with similar effects, and if you have a chronic condition or are currently undergoing medication, consult your veterinarian before using supplements.

Supplements do not work immediately - they need time to rebuild the dog's natural immunity.

The most common mistakes made by owners

Administering too many preparations at the same time.
Using human vitamins instead of vitamins for dog immunity .
Failure to follow dosage recommendations or stopping treatment too soon.
Choosing supplements without checking the quality and composition.

Natural supplements in practice - table

Supplement	Action	Form	Best used
Probiotic	Supports intestinal microflora, improves immunity	Powder, flavors	After antibiotics, for digestive problems
Colostrum	Strengthens immunity, regenerates the body	Powder, capsules	After illness, in senior dogs
Beta-glucans	They activate the immune system	Flavors, capsules	Autumn, winter, period of reduced immunity
Omega-3	Supports immunity, skin and coat	Oil, capsules	All year round, for allergies
Turmeric	Supports digestion and immunity	Powder	Digestive system prevention

Frequently Asked Questions (FAQ)

Do natural supplements really help?

Yes. Research and observations show that natural immune supplements support dogs' immune systems and overall health. Results appear after several weeks of regular use.

How long should you take supplements?

Ideally, for at least 6–8 weeks, so that the ingredients have time to be absorbed and stimulate natural immune processes.

What to give after antibiotics?

A probiotic or colostrum supplement is best for dogs after antibiotics . They help rebuild intestinal microflora and improve digestion.

Which supplements help with allergies?

Dog allergy supplements based on omega-3, spirulina and turmeric reduce inflammation and improve the appearance of the coat.

Can you combine several supplements?

Yes, as long as they don't contain the same ingredients. Safe combinations include probiotics + omega-3s or colostrum + beta-glucans.

Scientific sources

Jak pomóc psu dożyć długich lat w zdrowiu? – zasady długowieczności psów

December 27, 2025

How to Help Your Dog Live a Long, Healthy Life? – Dog Longevity Guidelines

Reading time: approx. 13–15 minutes How can you extend a dog's lifespan? This is a question increasingly asked by conscious owners. A dog's longevity isn't a matter of a single factor or a single supplement. Research shows that a dog's healthy aging depends on a synergy of diet, lifestyle, gut microbiome, weight management, veterinary preventative care, and the environment in which the dog lives throughout its life. Contents What really affects a dog's longevity? Lifestyle and physical activity Senior Dog Diet and Lifespan Gut, microbiome and immunity Supplements for Senior Dogs – What Makes Scientific Sense? Body weight and preventive medicine Brain aging and cognitive function Genetics and the environment How to extend your dog's lifespan - step by step The most common mistakes FAQ Sources 1. What really affects a dog's longevity? A dog's longevity depends only to a limited extent on genes. It's estimated that genetic factors account for approximately 20–30% of lifespan, while the remaining 70–80% are environmental factors, which the owner can actually influence. This means that everyday decisions regarding nutrition, exercise, and preventative care can significantly alter both the length and quality of a dog's life. In practice, it's not just about "how long a dog lives," but also about how long it remains functional, independent, and free from chronic pain. That's why we're increasingly talking not just about lifespan, but about healthy aging in dogs . “In dogs, environmental factors play a much larger role in lifespan than genetics alone.” Frontiers in Veterinary Science The most documented areas of influence on longevity are: maintaining a healthy body weight and controlling calorie intake, regular, age-appropriate physical activity, a diet adapted to the stage of life (especially for seniors), condition of the intestines and immune system, veterinary prevention and early detection of diseases. Each of these elements works synergistically – neglecting one area can accelerate the aging process, even if the others are managed properly. 2. Lifestyle and physical activity Exercise is one of the most effective, yet simplest, tools for promoting longevity. Dogs that exercise regularly demonstrate better insulin sensitivity, lose muscle mass more slowly, and are less likely to develop cardiovascular disease. However, with age, the nature of activity changes. For older dogs, the key factor becomes not "how much" but "how" the dog moves. It is particularly important to: maintaining moderate, regular activity instead of intense, occasional exertion, daily exercise (walks, quiet play) instead of occasional long trips, combining movement with mental work (e.g. olfactory games, simple tasks). “Regular physical activity reduces the risk of obesity and improves mobility in older dogs.” VetSci Lack of exercise accelerates muscle atrophy (sarcopenia), worsens joint stability and increases the risk of injury, which in the long term reduces the quality of life of a senior dog. 3. Senior dog diet and life expectancy 3.1 Calorie Control – The Most Powerful Factor in Longevity One of the best-documented factors in extending a dog's lifespan is moderate calorie control. In a study by Kealy et al., dogs fed approximately 25% fewer calories lived on average almost two years longer and developed degenerative diseases later. This mechanism is related to: less oxidative stress, lower levels of chronic inflammation, slower rate of cellular aging. “Calorie restriction delays the onset of age-related diseases in dogs.” PubMed In practice, this means avoiding overfeeding, controlling portions and limiting high-calorie snacks, especially in less active dogs. 3.2 Protein and fat quality A senior dog's diet should include high-quality protein, which helps maintain muscle mass, and fats rich in omega-3 fatty acids. EPA and DHA have anti-inflammatory properties, support cognitive function, and may benefit heart health. The quality of ingredients is more important than the quantity of food itself – especially as we age. 4. Gut, Microbiome, and Immunity The gut is one of the key organs that determines the rate of aging. It is here that a significant portion of immune system cells reside, and the state of the microbiome influences the level of chronic inflammation. Microbiome disorders (dysbiosis) promote a phenomenon known as “inflammaging” — chronic, low-grade inflammation that accelerates degenerative processes. “The state of the intestinal microbiota influences the body’s immunity, metabolism and the rate of aging.” MDPI That is why dog probiotics are increasingly used in older dogs as part of long-term digestive and immune support. Gut support: Support the Gut – a natural dietary supplement for dogs based on fiber and prebiotics, designed for daily support of the microbiome. 5. Supplements for senior dogs – what makes scientific sense Supplements for senior dogs are justified when they complement the diet and respond to the specific needs of the aging dog's body. Supplements to support healthy aging in dogs Component Importance for longevity Omega 3 for dogs Reduces inflammation, supports the brain and heart Hydrolyzed collagen Protection of joints and connective tissue Probiotics Intestinal barrier immunity and integrity Natural dog supplements are most effective when they are part of a long-term strategy, rather than an attempt to “fix” dietary neglect. Daily prevention: Dzień Dobry – a natural dietary supplement for dogs combining collagen, omega-3 and beta-glucan in one preparation. 6. Body weight and medical prevention Being overweight is one of the best-documented factors that shortens a dog's lifespan—by as much as 0.4–2.5 years. It increases the risk of heart disease, diabetes, joint degeneration, and cancer. “Overweight dogs have a significantly higher risk of premature death.” VetSci 7. Brain Aging and Cognitive Function The aging process also affects the nervous system. Older dogs may experience decreased concentration, disorientation, and sleep disturbances. Regular mental stimulation and nutritional support can help slow these changes. Nervous system support: Strengthen the Heart – a supplement containing taurine that supports the dog’s heart and nervous system. 8. Genetics and Environment Smaller breeds and mixed breed dogs statistically live longer, but the right environment, diet and preventative measures can significantly improve the length and quality of life even in breeds predisposed to a shorter lifespan. 9. How to extend your dog's life – step by step Maintain a healthy body weight. Get moderate exercise every day. Follow an age-appropriate diet. Support your gut and immunity. Get regular preventive checkups. 10. Most common mistakes overfeeding "out of love", lack of exercise in a senior dog, taking supplements without a dietary basis, ignoring subtle signs of aging. 11. FAQ – frequently asked questions about dog longevity 1. How to extend a dog's life in practice, not just theoretically? To truly extend your dog's lifespan , daily actions are crucial: maintaining a healthy weight, moderate physical activity, an age-appropriate diet, and regular veterinary preventative care. Research shows that calorie control and obesity prevention have a greater impact on lifespan than most individual interventions. 2. What influences a dog's longevity most: genes or lifestyle? A dog's longevity is only about 20–30% dependent on genetics. The vast majority of factors are environmental and lifestyle: nutrition, exercise, stress, preventative measures, and living conditions. This means that even a dog with a genetic predisposition to a shorter lifespan can age more healthily with proper care. 3. Does a senior dog's diet actually affect lifespan? Yes. A senior dog's diet has a direct impact on the rate of aging. Moderate calorie restriction, adequate protein, and omega-3 -rich fats reduce inflammation and delay the development of chronic diseases. This is one of the most scientifically proven factors in longevity. 4. What supplements for senior dogs have real scientific support? Supplements for senior dogs can support healthy aging when carefully selected. The most commonly recommended supplements include omega-3 fatty acids, hydrolyzed collagen, probiotics, and immune-supporting ingredients. They don't replace a healthy diet, but rather supplement it in areas that become more vulnerable with age. 5. Are natural dog supplements safe for long-term use? Natural dog supplements with simple, transparent ingredients are usually safe for long-term use, as long as they are specifically designed for dogs and dosed as recommended. In cases of chronic illness or concurrent medication, it's always worth consulting a veterinarian before supplementing. 6. Does a dog's probiotic matter for longevity? Yes. Probiotics for dogs support the gut microbiome, and the gut is a key component of the immune system. In older dogs, microbiome imbalances promote chronic inflammation, which accelerates aging. Therefore, gut support may indirectly impact lifespan and quality of life. 7. Does stress really shorten a dog's life? Yes. Chronic stress increases cortisol levels and intensifies low-grade inflammation, which accelerates the aging process. Dogs living in a stable environment with routine and social contact demonstrate better healthy aging and a higher quality of life in old age. 8. When should you start taking steps to support your dog's healthy aging? It's not worth waiting until your dog is a senior. Prevention should begin in adult dogs. Early weight control, a proper diet, and the gradual introduction of support (e.g., omega-3 or probiotics) increase the chances of a long and healthy life. 12. Sources Kealy et al., 2002 Lawler, 2008 WSAVA Global Nutrition Guidelines Frontiers in Veterinary Science VetSci.org PubMed (NIH) MDPI Journals

Learn more

Jak zadbać o stawy starszego psa? Ćwiczenia, dieta i suplementy

December 27, 2025

How to care for your senior dog's joints? Exercise, diet, and supplements.

Reading time: approx. 12–15 minutes Joint problems are one of the most common ailments in older dogs. Degeneration of joints in dogs develops gradually, often over years, and its first symptoms are often ignored. The good news is that properly selected exercise, diet and supplements for senior dogs joints can really improve the quality of life and allow your dog to enjoy activity for longer. Contents Joint Degeneration in Dogs - What Happens in the Body Arthritis in dogs – symptoms The role of physiotherapy in senior dogs Exercises to do at home Diet and joints in senior dogs Joint Supplements for Dogs - What Makes Sense Natural support in practice FAQ Sources 1. Joint degeneration in dogs - what happens in the body Degeneration of joints in dogs (osteoarthritis) is a chronic disease, in which there is a gradual degradation of joint cartilage. The cartilage loses its ability to cushion, and the joint begins to respond with pain, stiffness and limited movement. In senior dogs, this process often affects the hips, knees, elbows and spine. Additional risk factors include being overweight, lack of regular exercise, and long-term walking on hard surfaces. “Osteoarthritis is one of the main causes of decreased quality of life in older dogs.” MDPI 2. Arthritis in dogs – symptoms that are easy to miss Arthritis symptoms in dogs do not always appear suddenly. They are often subtle and develop gradually, leading the caregiver to attribute them to aging. stiffness after getting up from the bed, reluctance to climb stairs or jump, slowed gait, lameness after a long rest, behavioral changes (irritability, withdrawal). “Early intervention significantly slows the progression of arthritis in dogs.” PubMed 3. The role of physiotherapy in senior dogs Physiotherapy is crucial in the treatment of joint diseases. Its goal is not only to reduce pain, but also to break the vicious cycle: pain → less movement → muscle atrophy → even greater strain on the joint. Hydrotherapy Water exercises relieve the dog's joints thanks to the force of buoyancy, while enabling active muscle work. This is one of the best-researched methods of supporting dogs with osteoarthritis. Manual therapies Massage, mobilization and fascial techniques reduce muscle tension, improve blood circulation and increase the range of motion in the joint. 4. Home Exercises - A Detailed Guide Home exercises are the foundation for long-term improvement. They should be performed regularly, calmly and without causing pain. 4.1 Therapeutic walks Instead of one long walk, it is better to take several shorter ones. The pace should be slow and the ground as soft as possible. 4.2 Muscle strengthening exercises controlled standing up and sitting down, standing on slightly unstable ground, transferring body weight from limb to limb. 4.3 Mobilization and stretching Gentle, passive movements in the joints improve flexibility and reduce morning stiffness. Exercises should be performed after a warm-up or walk. “Regular, low-intensity exercise improves joint function in senior dogs.” MDPI 5. Diet and joints in senior dogs Diet has a huge impact on inflammation and joint strain. Maintaining a healthy body weight is one of the most important elements of prevention. Omega-3 fatty acids have anti-inflammatory effects and improve the comfort of movement, which is confirmed by clinical studies. 6. Joint Supplements for Dogs - What Really Works There are many joint preparations for dogs available on the market, however, their effectiveness varies. natural dog joint supplements based on omega-3 and plant extracts have the best scientific support, glucosamine for dogs and chondroitin for dogs do not always produce clinically significant effects, Supplementation should support, not replace, exercise. 7. Natural support in practice As part of your daily routine, it is worth using preparations that which support joints long-term and safely. a natural supplement supporting the joints of senior dogs 8. FAQ - Most frequently asked questions by caregivers 1. Can osteoarthritis in dogs be cured? No. It is a chronic disease, but appropriate therapy can significantly slow down its progression. and improve your dog's quality of life. 2. Should a dog with arthritis exercise? Yes. Lack of exercise worsens joint health. Low-intensity exercise is key. 3. How often should you do home exercises? Ideally, every day, even if only for a short period of time. Regularity is more important than intensity. 4. Are supplements enough without physiotherapy? No. Supplements are supportive, but they do not replace exercise and muscle work. 5. When should you see a vet? When severe pain, sudden lameness or rapid deterioration of movement occurs. 6. Does collagen always help dog joints? Not always. Effectiveness depends on the form, dose, and holistic approach. 7. How long should I take supplements? In chronic diseases, supplementation is long-term. 9. Sources mdpi.com pubmed.ncbi.nlm.nih.gov sciencedirect.com

Learn more

December 27, 2025

How to help a dog with intestinal problems?

Reading time: approx. 8–12 minutes Contents Causes of sensitive gut in dogs How the gut microbiota works Diet to support digestion - practical tips Supplements supporting intestinal function (probiotics and prebiotics) When is a veterinarian consultation necessary? Natural support - a practical example FAQ Sources 1. Causes of sensitive gut in dogs Dogs have a delicate digestive tract that responds quickly to changes—both dietary and environmental. The most common causes of intestinal problems include a sudden change in food, eating leftovers while walking, the stress of traveling or relocating, and infections or parasites. In practice, many acute episodes of diarrhea result from one simple event: a sudden change in food. Therefore, the principle of "gradual change" will appear as the main recommendation in what follows. “A sudden change in diet is one of the most common causes of diarrhea in dogs.” VCA Animal Hospitals Symptoms that owners may notice include loose or watery stools, vomiting, bloating, loss of appetite, and weakness. If there's blood in the stool, a high fever, or severe vomiting, an immediate vet visit is necessary. 2. The gut as the center of immunity - how the microbiota works The gut isn't just about digestion—it's also a powerful immune organ. A significant portion of the immune system's cells resides in the gut, and the microbiota (a community of bacteria and other microorganisms) contributes to rebuilding and maintaining this immunity. When the microbiota is balanced, bacteria produce short-chain fatty acids (SCFAs), which fuel colon cells and support the intestinal barrier. Disturbances in this balance (dysbiosis) promote inflammation and recurrence of diarrhea. “Restoring the natural intestinal microflora is a key element in the treatment of gastrointestinal diseases.” Purina Institute From a practical perspective, this means that nutritional interventions and the selection of appropriate probiotic strains have a real impact on a dog's immunity – not just on stool consistency. 3. Diet to support digestion - practical tips 3.1 Gradual change of food Regardless of your dog's age, any dietary changes should be made gradually. A simple regimen that reduces the risk of diarrhea: day 1–2: 75% old food + 25% new food, day 3–4: 50% old + 50% new, day 5–7: 25% old + 75% new, day 8-10: 100% new. “Gradual dietary change significantly reduces the risk of diarrhea in puppies.” PubMed Studies on young dogs show that gradually introducing a new food significantly reduces the incidence of diarrhea. 3.2 Choosing a gastroenterological food Veterinary foods designed for dogs with gastrointestinal conditions have several features: an easily digestible protein source, a controlled amount of fat, and carefully selected fiber. They don't "cure" every cause, but they stabilize the intestinal environment and facilitate the restoration of microbial balance. 3.3 The role of fibers Soluble and insoluble fiber play different roles – both are needed: Fiber type What does it do in the digestive tract? Soluble (e.g. pumpkin, inulin) Binds water, stabilizes stool consistency, is fermented into SCFA. Insoluble (e.g. psyllium, bran) Increases the volume of fecal masses and regulates intestinal transit. Practical, homemade additions: a piece of cooked pumpkin, a bit of apple pulp, small portions of bran or psyllium - always after consulting a veterinarian, especially in the case of puppies and older dogs. 4. Supplements supporting intestinal function (probiotics and prebiotics) Supplementation complements a balanced diet. Carefully selected products help shorten recovery times and prevent relapses. 4.1 Probiotics - what are they and how to use them Probiotics for dogs are formulated with live bacterial strains that, when delivered to the intestines, support a balanced microbiome. They are used in clinical situations such as diarrhea, following antibiotic therapy, and as long-term support for dogs with recurring problems. For example: If your dog has severe diarrhea, your vet may recommend a special probiotic. after antibiotics, it is worth giving a preparation rich in Lactobacillus or Bifidobacterium strains - these are typical strains that have a beneficial effect on dogs; in chronic stages, it is worth reaching for products with documented strains and doses. “Probiotics reduce the severity of intestinal disease symptoms in dogs.” MDPI 4.2 Prebiotics – “food” for good bacteria Prebiotics (e.g., inulin, FOS) are fermentable fibers that aren't digested by dogs but serve as food for beneficial bacteria. They increase SCFA production, supporting gut health and immunity. A combination of probiotic and prebiotic (synbiotic) often produces the best, synergistic effect. 4.3 Supplements and "natural" solutions Many owners look for a "natural dog probiotic" or "dog digestive supplement" to take daily. These products, based on vegetables, seeds, and gentle fiber, can be a valuable addition to a daily diet—provided they are transparent and formulated for dogs. Important practical rules for supplementation: choose products designed specifically for dogs (not all human probiotics will be suitable), check whether the manufacturer provides strains and doses, monitor the effect (stool consistency, appetite, energy), In case of chronic problems, consult long-term use with a veterinarian. 5. When is a veterinarian consultation necessary? Home support makes sense, but there are warning signs that should not be delayed: blood in the stool or tarry, black stool, violent and frequent vomiting, symptoms of dehydration (dry mouth, sunken eyes, decreased skin elasticity), loss of appetite lasting more than 24–48 hours, weakness, apathy, sudden weight loss. In such situations, your veterinarian may order blood tests, a stool test, an abdominal ultrasound, or other diagnostic tests to rule out serious causes and determine appropriate treatment. 6. Natural Support - A Practical Example of the Formula If your goal is daily, gentle gut support, consider formulas that combine fiber, prebiotics, and gentle plant ingredients. Our transparent product is an example of a practical solution: Support the Gut – a natural dietary supplement for dogs based on inulin, fiber, and plant-based ingredients. One scoop (≈ 1 g) contains, among others: pumpkin (418 mg), pumpkin seeds (280 mg), apple pulp (200 mg), psyllium (100 mg), and inulin (2 mg). This combination of soluble and insoluble fiber and natural prebiotics can help stabilize stool consistency and support the microbiota in dogs living in urban environments or exposed to more frequent stress. Important: This does not replace diagnosis or treatment. If your dog exhibits alarming symptoms, consult your veterinarian first. 7. FAQ - Frequently Asked Questions 1. How quickly will I notice the effect after giving my dog a probiotic? Some dogs respond within 2–3 days, while others experience gradual improvement, taking 1–3 weeks to notice. It all depends on the underlying cause and the health of the microbiome. 2. Does a probiotic make sense for a dog after antibiotics? Yes, antibiotics can disrupt the natural microflora, and probiotics help rebuild it. The best strategy is always determined by your veterinarian. 3. Can a natural dog food supplement be given daily? If the supplement is based on fiber and mild plant ingredients, daily use is possible and often beneficial, but it is worth confirming this with your veterinarian, especially in cases of comorbidities. 4. How to combine diet with supplementation? First, a stable, easily digestible diet is the foundation. Supplements (prebiotics, probiotics, fiber) are an added bonus—it's best to introduce them gradually and observe your dog's reaction. 8. Sources List of sources used or recommended for further reading: vcahospitals.com pubmed.ncbi.nlm.nih.gov mdpi.com purinainstitute.com vet.cornell.edu

Learn more

The Best Natural Supplements for Dog Immunity – What Really Works

Why your dog's immunity needs support

How a dog's immune system works

How natural supplements help