🍲 How to Make Pet-Safe Homemade Bone Broth (Zero Onion, Garlic, or Salt)
Canine & Feline Nutrition • 4 min read • Reviewed October 2026
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Why 95% of grocery store soup broths are toxic to dogs and cats—and how to simmer a collagen-rich, hydrating, 100% pet-safe bone broth at home.
✅ Key Veterinary Takeaways
- Almost all human grocery store chicken, beef, and vegetable stocks are simmered with onions, garlic, and 500–900mg of sodium per cup.
- Even "low-sodium" human broth usually contains onion powder, onion juice concentrate, or "natural flavors" derived from alliums.
- Pet-safe bone broth uses only 3 ingredients: raw meaty bones, filtered water, and a splash of raw apple cider vinegar or pet-safe veggies (carrots/celery).
- Always strain and discard all cooked bones after simmering, and chill the broth so you can skim off the solid white fat cap before serving.
1. The Grocery Store Soup Carton Trap
When a dog or cat has a mild upset stomach, is recovering from dental work, or refuses to drink enough water, vets often suggest adding warm broth to their food. However, grabbing a standard carton of chicken or beef broth from the grocery soup aisle is a common mistake.
Human culinary stocks are formulated on a mirepoix base (onions, carrots, celery, and garlic) plus heavy salt. Even clear broths labeled "99% Fat-Free" or "Unsalted" almost always list onion extract, garlic powder, or yeast/spice blends that can damage feline and canine red blood cells.
2. Simple 3-Step Pet-Safe Bone Broth Recipe
Making a batch of joint-supporting, collagen-rich bone broth at home takes less than 10 minutes of hands-on prep time and freezes beautifully in ice cube trays:
- Step 1 — Load the Slow Cooker: Place 2 pounds of raw chicken feet, turkey necks, or beef marrow bones into a slow cooker. Cover completely with 8 to 10 cups of cold water and add 1 tablespoon of apple cider vinegar (the mild acidity helps draw collagen and glucosamine out of the cartilage). You may optionally add 2 chopped carrots and 1 stalk of celery—strictly ZERO onion, garlic, scallions, or salt.
- Step 2 — Simmer Low & Slow: Cover and cook on LOW for 12 to 18 hours (or 2 hours in an electric pressure cooker/Instant Pot), then let cool.
- Step 3 — Strain Bones & Skim the Fat Cap: Pour the liquid through a fine-mesh strainer and immediately throw away all cooked bones in a sealed trash bin. Refrigerate the liquid overnight; the next morning, use a spoon to scrape off and discard the hard white layer of fat on top, leaving behind pure, low-fat collagen jelly.
3. Serving Sizes & Silicone Ice Cube Storage
Spoon 1 to 2 tablespoons of warmed (never hot) broth over your cat’s or small dog’s meal, or up to 1/4 cup for large dogs. Pour leftover broth into silicone ice cube molds and freeze for up to 3 months for instant summer hydration treats.
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