Heart disease in dogs and cats affects how efficiently the heart pumps blood and can quietly impact overall health over time. Early symptoms may include coughing, breathing changes, fatigue, or low energy. A holistic approach focuses on supportive nutrition, reducing inflammation, and gently supporting heart function alongside veterinary care.
Nutrition plays a central role, emphasizing species – appropriate, minimally processed diets that support muscle integrity, mitochondrial function, and electrolyte balance.
Omega-3 fatty acids play an important supportive role in heart health for both dogs and cats by helping the cardiovascular system function more smoothly and with less strain. From a holistic perspective, they don’t act as a “quick fix,” but rather as a foundational nutrient that supports the heart, blood vessels, and muscles over time. We recommend Adored Beast Potent Sea Oil, Woof Creek Omega 3 Ocean Fish Oil and Four Leaf Rover Safe Sea Oil (10% coupon off full priced items: SAVING-PETS).
Emotional and nervous system support is often overlooked but critically important. Focus on reducing stress and anxiety.
Heart disease in dogs and cats is a progressive condition that affects not only the heart itself, but the entire body. From a holistic perspective, the heart is closely connected to circulation, oxygen delivery, kidney function, digestion, energy levels, and emotional well-being. Common presentations include heart murmurs, structural or muscular changes of the heart, rhythm disturbances, and advanced stages such as congestive heart failure, where fluid can accumulate in the lungs or abdomen.
A holistic approach focuses on early recognition, whole-body support, and individualized care rather than managing symptoms alone. Nutrition plays a central role, emphasizing species-appropriate, minimally processed diets that support muscle integrity, mitochondrial function, and electrolyte balance. Targeted supplementation may be used to support cardiac muscle strength, circulation, oxygen utilization, and inflammatory balance, while also protecting organs commonly affected by heart disease, such as the kidneys and liver.
Equally important are lifestyle and environmental factors. Stress reduction, gentle and appropriate movement, maintaining a healthy body weight, toxin avoidance, and supporting the nervous system can all influence how well a pet’s heart functions and how quickly disease progresses. When needed, conventional medications can be thoughtfully integrated with holistic therapies, creating a balanced, integrative plan that prioritizes comfort, stability, and quality of life for both dogs and cats living with heart disease.
Heart murmurs in dogs and cats are sounds created by turbulent blood flow within the heart and are often detected during a routine veterinary exam. From a holistic perspective, a murmur is not a diagnosis by itself, but a clue that invites deeper investigation. Murmurs may be innocent (especially in puppies, kittens, or stressed animals), or they may reflect underlying structural changes, valve disease, cardiomyopathy, anemia, inflammation, or systemic imbalance elsewhere in the body.
Holistic care focuses on understanding why the murmur exists and how the heart is functioning within the context of the entire body. Supporting cardiovascular health involves addressing nutrition, circulation, oxygen delivery, inflammation, stress, and organ interconnection — particularly the kidneys, liver, and endocrine system. Species-appropriate, gently prepared diets rich in bioavailable nutrients help support heart muscle integrity, while targeted supplementation may assist with cellular energy production, blood flow, and nervous system balance when appropriate.
Equally important is reducing overall physiological stress on the heart. This includes maintaining a healthy body weight, encouraging gentle and appropriate activity, minimizing environmental toxins, and supporting emotional calm. In cases where conventional monitoring or medication is needed, holistic approaches can work alongside veterinary care, creating an integrative plan that prioritizes early support, slows progression, and protects long-term quality of life for dogs and cats living with heart murmurs.
“Understanding Heart Murmurs in Dogs: A Holistic Wellness Perspective” by Angela Ardolino.
“Heart Murmur in Dogs” by PetSummits.com.
“Can My Dog’s Heart Murmur Lead to Congestive Heart Failure?” by Dr. Jean Hovfe.
“Heart Murmurs in Cats” by Dr. Sarah Nelson, DVM.
Holistic care for congestive heart failure (CHF) in dogs and cats focuses on gently supporting the heart, reducing inflammation, maintaining healthy circulation, easing fluid buildup, and improving overall quality of life. While many pets with CHF do require conventional medications to stay stable, holistic care can work alongside veterinary treatment to support the whole body without adding unnecessary stress.
Heart support is centered on nourishing the heart muscle at a cellular level. The goal is to support energy production, heart rhythm, and muscle function, especially in pets with weakened heart muscles or breeds prone to cardiac disease. Any supportive approach should always be tailored to the individual pet and guided by a knowledgeable veterinarian.
Reducing inflammation and supporting circulation are also key components of holistic care. Chronic inflammation places additional strain on the heart and blood vessels, while poor circulation can worsen fatigue and weakness. Gentle, natural strategies may help improve blood flow and support the heart’s efficiency, while also promoting a calmer state for pets whose symptoms worsen with stress or anxiety.
Managing fluid balance is an important part of supporting pets with CHF. Holistic approaches aim to support the body’s natural ability to regulate fluids while maintaining electrolyte balance. These strategies can be especially helpful when used thoughtfully alongside prescribed medications to reduce strain on the kidneys and overall system.
Nutrition plays a foundational role in supporting pets with congestive heart failure. Moisture-rich, low-sodium diets can help reduce fluid retention and support circulation. Fresh, gently cooked foods are often easier to digest and less inflammatory than heavily processed options, helping maintain muscle mass, energy, and overall resilience.
Emotional and nervous system support is often overlooked but critically important. Heart disease affects not just the physical body, but emotional well-being as well. Supporting calmness and reducing anxiety can ease strain on the heart and improve comfort, especially in pets living with chronic or progressive disease.
Lifestyle and environment matter greatly. Keeping routines calm and predictable, encouraging short and gentle movement as tolerated, and avoiding overstimulation can help protect an already stressed heart. Monitoring resting breathing patterns is also an important tool for pet parents, as subtle changes can be an early sign that fluid is building up and adjustments may be needed.
Holistic care for CHF is about balance — supporting the heart, protecting connected organs, reducing stress, and improving comfort. When thoughtfully combined with veterinary care, it can help dogs and cats with congestive heart failure feel better, remain more stable, and enjoy a better quality of life for as long as possible.
“Congestive Heart Failure in Dogs: Symptoms You Don’t Want to Miss” by Christy Caplan, C.V.T.
“How Can I Help My Dog with Congestive Heart Failure Breathe Better?” by Pawprint Oxygen.
A holistic approach to mitral valve disease in dogs looks beyond the valve itself and focuses on supporting the entire body as the heart works harder over time. Mitral valve disease is most common in small and senior dogs and often begins as a heart murmur long before symptoms appear. Because this condition is progressive, the goal of holistic care is to slow progression when possible, support heart function, reduce strain on the cardiovascular system, and preserve quality of life at every stage.
Nutrition plays a central role in holistic heart support. A fresh, gently cooked or thoughtfully balanced diet can help reduce inflammation, provide highly bioavailable nutrients, and support muscle health, including the heart muscle. Attention is often given to adequate protein, balanced minerals, and naturally occurring antioxidants while avoiding excessive sodium that can contribute to fluid retention. Omega-3 fatty acids are commonly emphasized for their ability to support heart rhythm, circulation, and healthy inflammatory response. Every dog is different, so diets and supplements should be individualized based on stage of disease, medications, and the dog’s overall tolerance.
Lifestyle and daily habits are just as important as what goes in the bowl. Maintaining a healthy body weight reduces unnecessary workload on the heart and lungs. Gentle, consistent exercise supports circulation and muscle tone without overtaxing the cardiovascular system, while excessive exertion is avoided. Stress reduction is often overlooked but critically important, as chronic stress can affect heart rate, blood pressure, and breathing. Creating calm routines, predictable schedules, and a peaceful home environment can make a meaningful difference for dogs with heart disease.
Holistic care also emphasizes early observation and ongoing monitoring. Subtle changes such as increased resting breathing rate, reduced stamina, nighttime coughing, or changes in appetite and behavior can signal progression and should be addressed promptly. Tracking these changes at home allows for earlier intervention and better collaboration with a veterinarian. Regular rechecks and imaging help guide adjustments in both conventional and supportive care.
Importantly, a holistic approach does not replace conventional veterinary treatment. Medications prescribed for mitral valve disease are often lifesaving and essential. Holistic care works alongside those treatments, helping to support organs affected by heart disease and medications, such as the kidneys, liver, and digestive system. When nutrition, lifestyle, supplements, and veterinary care are aligned, many dogs with mitral valve disease can remain comfortable, engaged, and enjoying life for years after diagnosis.
We recommend you visit the Mighty Hearts Project website for extensive information regarding Mitral Valve Disease in dogs.
“Mitral Valve Surgical Repair for Dogs: A Life-Saving Option for Canine Heart Disease” with Dr. Judy Morgan.
“Inside MVR Open Heart Surgery for Dogs: A Conversation with Dr. Masami Uechi Interview 1.”
Over the last several years, grain-free dog food has gotten a lot of attention after concerns surfaced about a possible link to dilated cardiomyopathy (DCM). This all started when the Food and Drug Administration (FDA) began looking into reports of dogs with DCM who happened to be eating grain-free diets. Understandably, this caused a lot of worry for pet parents.
DCM is a condition where the heart becomes enlarged and weaker over time, making it harder for it to pump blood properly. Because DCM had mostly been seen in certain breeds, seeing cases in dogs outside those breeds raised red flags and led to further investigation.
As more information came in, the picture became much clearer. After years of reviewing cases, working with veterinary cardiologists, and analyzing available data, the FDA was not able to prove that grain-free diets cause DCM. No single ingredient, brand, or type of food was found to be responsible. Many reports were missing key details like full diet histories, taurine levels, or even confirmed diagnoses, making it impossible to draw solid conclusions.
In 2022, the FDA officially closed its investigation, explaining that there simply wasn’t enough evidence to support a direct link between grain-free diets and DCM. What they did acknowledge is that DCM is complex and influenced by many factors — genetics, individual metabolism, how nutrients are absorbed, food processing, and overall diet quality — not just whether a food contains grains.
What this helped clarify is that the issue was never really about grains. Grains don’t protect the heart, and removing them doesn’t damage it. Instead, attention shifted toward how foods are formulated, especially diets that rely heavily on plant proteins like peas and lentils. In some dogs, these ingredients may interfere with nutrient absorption or taurine availability, particularly in dogs who are already more vulnerable.
From a holistic point of view, focusing on “grain-free vs grain-inclusive” misses the bigger picture. Dogs are not designed to eat large amounts of grains or legumes. Both can create digestive and inflammatory issues that ripple through the body, including the heart. What matters most is feeding a diet that matches a dog’s biology.
Whole-food, species-appropriate diets — ideally raw or gently cooked when needed — naturally provide the nutrients dogs need in forms their bodies can actually use. When nutrition supports the gut and metabolism, the heart is supported too.
The bottom line? The FDA did not prove that grain-free diets cause DCM, and the theory was ultimately set aside. Heart health isn’t about food labels or trends — it’s about thoughtful nutrition, quality ingredients, and supporting the whole dog, not just one organ. If your vet continues to push this theory and recommends foods with grain in them or Hills Science Diet, Purina and Royal Canin… find a new vet!
Dr. Judy Morgan (2025 Holistic Veterinarian of the Decade): “DCM Link to Pet Food Unfounded.”
“Lawsuit Claims Hill’s Pet Food and Veterinarians Fabricated Grain-Free Diet Scare” by Susan Thixton.
Dr. Judy Morgan (2025 Holistic Veterinarian of the Decade): “The Importance of Taurine in Your Pet’s Diet.”
Dr. Judy Morgan (2025 Holistic Veterinarian of the Decade): “FDA’s Controversial Statements on DCM in the Pet Food Industry” with Dr. Conor Brady.
Compared to most powders, liquid extracts contain a range of full spectrum compounds featuring both water-soluble (for example polysaccharides like beta-glucans) and alcohol-soluble compounds (like antioxidants such as triterpenoids, and Superoxide Dismutase [SOD]), ensuring access to all the beneficial properties mushrooms have to offer.
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This blend is designed to support heart health and fluid movement between the heart and kidneys. Consult a holistic veterinarian to discuss use of this product in conjunction with any prescription medications, as combinations may be dangerous.
It is recommended that in addition to this supplement you also consider the following additions to support heart health, physiology and tissue strength:
Solutions Jiggles (contains high levels of non-synthetic Taurine and beneficial minerals)
CoQ10 or Ubiquinol
Raw Organs (contains high levels of non-synthetic Taurine and other amino acids
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Our Oxygen Kits for Dogs are an ideal solution for pet owners who want to be prepared for emergency situations, during transportation to a care facility or when administering oxygen to their dog at home for a health condition. Our kits contain everything you need to administer oxygen on the spot to your pet, just select their weight range. This product is available for purchase without the need for a prescription from your veterinarian. Depending on your pet's weight range, a single kit will give you anywhere from 90-30 minutes of 99% pure oxygen, you can always add more canisters to your order if anticipate needing more oxygen.
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Dr. Judy Morgan (2025 Holistic Veterinarian of the Decade): “Treating Heart Disease: Holistic Prevention vs Pharmaceutical Band-Aid.”
Dr. Judy Morgan (2025 Holistic Veterinarian of the Decade): “Supplements for Heart Health.”
“Helping Cats With Heart Issues” by Two Crazy Cat Ladies.
Dr. Judy Morgan (2025 Holistic Veterinarian of the Decade): “Common Types of Heart Disease in Dogs.”
If you have a question on this topic that wasn’t answered here, we invite you to ask it in our Facebook group.
Life expectancy varies depending on the cause, stage at diagnosis, and response to treatment. In dogs, congestive heart failure (CHF) is often caused by mitral valve disease or dilated cardiomyopathy. With appropriate medications and monitoring, many dogs can live 6 months to 2 years or longer after diagnosis.
In cats, CHF is most commonly linked to hypertrophic cardiomyopathy. Some cats stabilize well with treatment and can live months to several years, while others may have a more guarded prognosis if fluid accumulation is severe.
Early diagnosis, appropriate medications, diet adjustments, and careful monitoring of kidney function and electrolytes all play a significant role in quality and length of life.
No. A heart murmur is a sound detected with a stethoscope that indicates turbulent blood flow within the heart. It is not a diagnosis by itself.
In dogs, murmurs are often associated with mitral valve disease, especially in small breeds. In cats, murmurs may be linked to hypertrophic cardiomyopathy, but some cats with significant heart disease may not have an audible murmur at all.
An echocardiogram (cardiac ultrasound) is the gold standard for determining whether structural heart disease is present and how advanced it may be.
Certain nutrients may support cardiac function when used appropriately alongside prescribed medications.
In dogs and cats, taurine is essential for normal heart muscle function, particularly in cases of deficiency-related cardiomyopathy. Coenzyme Q10 (CoQ10) supports cellular energy production in the heart muscle. Omega-3 fatty acids may help support healthy inflammation balance. Some veterinarians also utilize botanicals such as hawthorn in carefully selected cases.
For pets with congestive heart failure, monitoring electrolytes — especially potassium — is important, as diuretics can affect mineral balance.
Supplements should never replace prescribed cardiac medications and should always be introduced under veterinary supervision to ensure proper dosing and safety.
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