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Omega-3 fatty acids support cellular function, muscle activity, and more throughout the body. Fish oil, contains omega-3s in the form of eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), and is a popular supplement to give dogs

Fish oil is probably the most important supplement you can add to your dog's diet, regardless of what type of diet you feed. EPA and DHA, the omega-3 fatty acids in fish oil, provide widespread benefits, but they are fragile and unlikely to survive storage in bags of kibble, or may be rancid even before being added to pet foods. Krill oil and whole fish also provide EPA and DHA that may be better absorbed, providing similar benefits in smaller doses.

Fish oil benefits for dogs with arthritis are well researched, but this natural supplement can also help with your dog’s itchy skin, cognition, and more.

Glucosamine for dogs is a supplement that when combined with chondroitin sulfate has strong anecdotal evidence for arthritis relief.

There may be some benefits to feeding your little dog a diet specifically formulated to target many of the issues small breeds face. When looking at labels for healthy dog foods for small dogs, consider these elements:

Dandruff in dogs isn’t a life-threatening disease, but dry skin flakes are messy, itchy, and unattractive. Worse, they can trigger allergic reactions in humans and signal health problems in your pup. What causes dog dandruff, how can you prevent it, and what can you do to improve your dog’s coat?

The best dog food to help dogs lose weight is one that is formulated to provide fewer calories per serving, while still meeting the minimum requirements of essential nutrients.

If your dog suffers from skin allergies, choosing the right food can make a difference for your dog’s comfort and health. Allergies in dogs are a common concern from pet owners and can cause itchiness, red patches, hair loss, inflammation, and secondary skin infections.

Chronic kidney disease (CKD) allows waste products and toxins to build up in the body as kidney function decreases. Diet can help mitigate symptoms and slow the progression of the disease.

Anise, which has a licorice-like taste and fragrance, is not toxic to dogs and is generally considered safe in small quantities. It is often used in nosework training and offers other benefits for canines.

A growing body of evidence highlights the significant role that diet plays in either aggravating or alleviating the underlying causes of allergies and yeast infection. However. it’s not a one-for-all dog food choice.

For 2025, we’ve named the dry dog foods we like best in a number of categories, such as best adult maintenance food, best puppy food, best budget food, best lower-fat food, and more. But keep in mind that the most important selection criteria is not whether a food is one of our favorites, but whether a food works for your dog.