Best Heart Supplements for Dogs to Support Cardiovascular Health 2025
Maintaining heart health in dogs is crucial for their longevity and overall well-being. Various supplements formulated with key nutrients like taurine, CoQ10, L-carnitine, and natural botanicals can support cardiovascular function, improve circulation, and strengthen heart muscles. Below is a summary table of some top-quality heart supplements designed specifically for dogs, followed by detailed reviews of the best options available on Amazon.
| Product | Brand | Key Ingredients | Format | Link |
|---|---|---|---|---|
| Heart Support Supplement for Dogs | CARDIOMAX | L-Taurine, L-Carnitine, CoQ10, EPA, DHA | Soft Chews (60 count) | View on Amazon |
| Zesty Paws Cardiovascular Support | Zesty Paws | Taurine, CoQ10, L-Carnitine, Sea Buckthorn, Omega-3 | Chews (90 count) | View on Amazon |
| Pet Wellbeing Young at Heart | Pet Wellbeing | Hawthorn, Motherwort, Schisandra | Liquid Dropper (2 fl oz) | View on Amazon |
| Ark Naturals Gray Muzzle Heart Healthy Wags | ARK NATURALS | Natural Ingredients for Senior Dogs | Chews (60 count) | View on Amazon |
| Standard Process Inc. Canine Cardiac Support | Standard Process Inc. | Selenium, Bovine Liver | Powder (25 g) | View on Amazon |
Heart Support Supplement for Dogs by CARDIOMAX

This vet-formulated soft chew supplement is designed for optimal cardiac function in dogs. It contains L-Taurine, L-Carnitine, Coenzyme Q10, and essential Omega fatty acids (EPA and DHA) that collectively support heart muscle strength and circulatory health. The palatable soft chews are easy to administer, making daily supplementation stress-free and convenient for pet owners. This complete formula addresses cardiovascular strength, promoting healthy heart muscle function and circulation.
Zesty Paws Cardiovascular Support for Dogs

Formulated to support heart health in senior dogs, this supplement combines Taurine, CoQ10, L-Carnitine, and natural antioxidants such as Sea Buckthorn and Hawthorn Berry. Each salmon-flavored chew includes sustainably sourced AlaskOmega fish oil, rich in EPA and DHA, to promote cardiovascular health and maintain energy. Additionally, vitamins like Vitamin E and folic acid support overall cardiac function. This product aims to provide comprehensive cardiovascular and circulatory support for older dogs.
Pet Wellbeing Young at Heart Liquid Herbal Supplement

This liquid herbal formula supports normal heart function, including cardiac muscle strength, heart valve function, and vascular integrity. It contains carefully selected herbs like Hawthorn, Motherwort, and Schisandra, known for promoting healthy blood circulation and oxygen delivery to cells. The supplement is veterinarian-formulated using sustainably cultivated ingredients and offers a natural approach to maintaining your dog’s cardiovascular system.
Ark Naturals Gray Muzzle Heart Healthy Wags

Designed especially for senior dogs aged 5 years and older, these vet-recommended chews are formulated to support heart muscle, blood pressure, and circulation. Using natural ingredients, this supplement aims to help aging dogs maintain cardiovascular health and vitality. Its easy-to-chew format simplifies daily use while targeting specific needs related to senior canine heart function.
Standard Process Inc. Canine Cardiac Support

This whole-food based nutritional formula provides the trace mineral selenium, essential for supporting cardiac muscle cell function and overall heart health. It includes bovine liver as a natural source of nutrients to aid in maintaining cardiac strength and function. This powder supplement is designed for pet owners interested in a food-based approach to canine cardiovascular support.
Buying Guide for Heart Supplements for Dogs
Choosing an effective heart supplement for your dog involves considering several important factors to ensure it meets your pet’s specific needs.
Key Ingredients
- Taurine and L-Carnitine: Amino acids that support heart muscle metabolism and energy production.
- Coenzyme Q10 (CoQ10): An antioxidant that enhances cellular energy production and combats oxidative stress in cardiac tissues.
- Omega-3 Fatty Acids (EPA and DHA): Promote anti-inflammatory effects and improve cardiovascular function.
- Natural Botanicals: Ingredients like Hawthorn berry, Motherwort, and Sea Buckthorn offer traditional support for heart function and circulation.
- Selenium: A mineral that supports antioxidant defenses critical for cardiac health.
Formulation and Administration
- Ease of use: Soft chews and flavored treats are often preferred for ease of administration.
- Dosage form: Liquid supplements can offer precise dosing but might require mixing with food.
- Palatability: Selecting a supplement your dog finds tasty will improve compliance.
Target Age and Health Status
- Senior dogs: May benefit from formulas specifically labeled for aging pets to address common cardiovascular challenges.
- All life stages: Some supplements are suitable for dogs of all ages and can be used proactively.
- Veterinary formulation: Products designed or recommended by veterinarians ensure ingredient safety and efficacy.
Quality and Safety
- Manufacturing standards: Look for products made in GMP-compliant facilities and preferably US-made for quality assurance.
- Natural ingredients and no fillers: Supplements free from artificial colors, dyes, or preservatives are preferable.
- Clinical studies and certifications: Products with third-party certifications or that carry NASC quality seals offer added confidence.
Multi-Aspect Support
- Consider supplements that support multiple functions such as circulation, blood pressure, and energy levels.
- Multi-benefit supplements can enhance overall vitality beyond just cardiac health.