Best Dog Food for Immune Support of 2025

Iams Immune Health Dog Food is a dry dog food that provides 100% nutrition for adult dogs without any artificial preservatives or flavors. This dog food is recommended by veterinarians and contains fatty acids that support healthy skin and coat, as well as calcium that supports strong bones and joints. The live probiotics in this dog food also help support your dog's digestive health. Additionally, Iams Immune Health Dog Food provides an antioxidant boost with a blend of Vitamins C + E to support a strong immune system.

IAMS Immune Health Dog Food offers essential support for your dog’s immune system with a powerful blend of antioxidants, including vitamins C and E. This formula features real chicken as the primary ingredient, ensuring your pet gets high-quality protein for their health. Additionally, it includes a unique medley of superfoods like flaxseed, pumpkin, and spinach, which provide vital nutrients. The crunchy kibble not only promotes dental health by helping to reduce plaque but also ensures your dog gets 100% nutrition for their overall vitality and well-being.

Stella & Chewy's Immune Support Freeze-Dried Dog Food is a grain-free, protein-rich recipe made with grass-fed lamb. This recipe is designed to support your dog's immune system with natural antioxidants like raspberries, cranberries, and pineapple. It also contains omega-3 fatty acids from flaxseed and coconut flour to enhance immune cell functioning. Additionally, it is fortified with vitamin E to help prevent free radical damage. This whole prey ingredient dog food is crafted in the USA with premium ingredients, minimal processing, and small-batch production. It is easy to digest and contains no unnecessary fillers, potatoes, peas, lentils, or by-product meals, making it a healthy and tasty meal mixer, supplement, or snack for your furry friend.

Wild Acre Dog Bone Broth is a nutritious addition to your dog’s diet, promoting strong bones and flexible joints. This high-protein broth is enriched with collagen and beneficial mushrooms, making it ideal for dogs of all ages, particularly those with mobility issues. It also supports a healthy immune system, thanks to its blend of immune-boosting mushrooms. Additionally, the broth aids digestion and stimulates appetite, making it perfect for picky eaters or dogs recovering from illness. With this product, you can easily enhance your dog's meals and ensure they stay healthy and happy.

Solid Gold Hund-N-Flocken is a natural and holistic dry dog food that promotes gut health, immune support, and a shiny coat for dogs of any breed and age. It contains antioxidants, vitamins, and omega 3 and 6 fatty acids from salmon fish oil for skin, coat, and immune system health. The 90 million probiotics per pound support digestive health, balanced gut flora, and immunity. It has the best natural nutrients from pasture-raised lamb, healthy brown rice, and potato-free whole grains. Additionally, it features 20 vitamin and nutrient-rich superfoods to nourish your pet.

Solid Gold Dry Dog Food w/Nutrientboost for Adult & Senior Dogs, also known as Solid Gold Dog Food, is a high-quality dry dog food that provides essential nutrition for your furry friend. This grain and gluten-free formula is suitable for dogs of all sizes and breeds. Powered by nutrientboost, this dog food supports digestive health and nutrient absorption, ensuring that your dog gets the most out of their meals. With a high protein content sourced from real beef, this dog food promotes muscle health and energy for active dogs. Additionally, it contains 90 million probiotics per pound to support digestion, balanced gut flora, and immune function. The recipe also includes premium ingredients like salmon oil and superfoods for added nutritional benefits. Give your dog the best with Solid Gold Dog Food.

The Natural Dog Antioxidant Granules are designed to enhance your dog's meals with a powerful blend of antioxidants. These granules support your dog's overall health by fighting free radicals and boosting their immune system. Packed with real berries, they not only improve your dog's skin and coat but also provide essential vitamins and minerals for complete nutrition. Ideal for senior dogs, this supplement promotes joint health and cognitive function, ensuring your older pet remains vibrant and active. With their delicious berry flavor, even picky eaters will love this nutritious addition to their diet.

Royal Canin Small Puppy Food is a dry dog food formulated for puppies from 2 to 10 months old with an expected adult weight of 4.4-22 lb. This dog food has clinically proven antioxidants that help support the healthy development of your puppy's immune system. The kibble is tailored for small jaws and picky eaters and meets the high energy needs of small breed dogs during their short growth period. The food is enriched with DHA, an omega-3 fatty acid that is scientifically proven to help support a puppy's brain development. This dog food also contains a combination of prebiotics and highly digestible proteins that help promote a healthy balance of intestinal bacteria and optimal stool quality.

Back 40 Dogs Broth Powder offers a delicious way to enhance your dog's meals while providing essential health benefits. This tasty powder is packed with collagen, glucosamine, and chondroitin, which support joint health and keep your pet active. Additionally, it includes probiotics that promote a healthy digestive system and improve nutrient absorption, boosting your dog's immune function. Made from premium grass-fed beef bones, this all-natural topper is perfect for picky eaters and can easily be sprinkled over regular food for added flavor and hydration.

Wellness Complete Health natural pet food offers an optimal balance of nutrient-rich whole foods to fulfill the unique health needs of your dog. The food is made with carefully chosen, authentic ingredients for everyday health. The expertly selected ingredients and added nutrients support immune health, energy levels, joint and bone health, and healthy skin and coat. The crunchy kibble has no meat byproducts, fillers, or artificial preservatives. This high-quality protein with wholesome grains like oatmeal is made in the USA using only the finest globally sourced ingredients. Wellness also offers recipes for puppy, adult, and senior dogs as well as grain-free dog treats, meal toppers, and wet food options too.