When your dog has chronic diarrhea, vomiting, or weight loss that won’t quit, commercial food often falls short. These 30 homemade food ideas — built around real veterinary nutrition principles — give you practical, kitchen-ready options that are gentle on inflamed guts and free from the fillers that make symptoms worse.
Before you change a single thing your dog eats, these are the answers to the questions that matter most — from what IBS and IBD actually are, to why the protein you pick matters more than you think.
1 What is the difference between IBS and IBD in dogs? IBS is usually stress- or intolerance-triggered and often resolves with dietary changes. IBD involves chronic gut inflammation requiring longer-term management. Both share similar symptoms but have different root causes. ▼
2 Can homemade food actually help a dog with IBS or IBD? Yes — and significantly, when done correctly. Food-responsive IBD dogs on properly balanced homemade diets showed up to 95% improvement in one study. The key word is “balanced.” Unsupervised homemade diets frequently lack calcium, zinc, and vitamin D. ▼
3 Why is chicken often a bad choice for dogs with IBD? Chicken is the third most commonly reported food allergen in dogs, showing up in roughly 15% of diagnosed food sensitivity cases. Most commercial dog foods already contain chicken, so switching to chicken-based homemade food does little to help. ▼
4 What is the single most important nutrient rule for homemade IBD diets? Keep fat low. Research shows low-fat content is more critical to IBD management than novelty of protein. Most novel proteins (venison, duck) are naturally high in fat — so lean preparation matters as much as ingredient choice. ▼
5 How often should a dog with IBS or IBD eat each day? Three to four small meals per day, rather than one or two large ones. Smaller, more frequent feeding reduces pressure on the inflamed gut and helps prevent the vomiting that often follows large meals in IBD dogs. ▼
6 Does my dog need supplements if I’m feeding homemade food? Almost certainly yes. Homemade diets without supplementation are consistently deficient in calcium, zinc, vitamin D, and other micronutrients. BalanceIt and similar vet-formulated supplements are designed specifically to fill these gaps. ▼
7 Are raw diets a good idea for dogs with IBD? Generally no. Raw diets increase bacterial contamination risk in dogs with compromised gut lining, and high-fat raw proteins can worsen inflammation. Most veterinary gastroenterologists recommend cooked, low-fat diets for active IBD. ▼
8 What if my dog doesn’t improve after switching to homemade food? If there’s no improvement after 3 strict weeks on a novel protein, elimination diet, the disease likely isn’t food-responsive and requires medication — not more diet changes. Cornell’s nutrition service uses 3 weeks as the standard threshold. ▼
The protein you pick is the most consequential ingredient decision you’ll make. For most IBD dogs, this means finding something genuinely new — a protein their immune system hasn’t been exposed to and sensitized against through years of commercial food.
Tilapia is one of the proteins Cornell University’s veterinary nutrition team specifically includes in their published home-cooked IBD recipes, and for good reason. It’s extremely low in fat, genuinely novel for most dogs (fish is a reported allergen in fewer than 2% of food-sensitive cases), and highly digestible when baked rather than fried. Bake at 350°F for 18–22 minutes until the internal temperature reaches 145°F. Flake into small pieces before serving. No seasoning, no butter, no lemon. The plain, slightly bland result is exactly what an inflamed gut needs — easy to digest, low-inflammatory, and unlikely to trigger an immune response.
Pork tenderloin is one of the leanest cuts of any meat — approximately 3.5 grams of fat per 4-ounce cooked serving — and it’s one of the least commonly allergenic proteins in dogs, appearing as a reported allergen in roughly 2% of food-sensitive cases. Cornell’s veterinary nutrition service specifically includes a pork tenderloin and pearled barley recipe in their published IBD options. Roast at 350°F for 25–30 minutes, or until the internal temperature reads 160°F. Slice thin, trim any remaining visible fat, and portion into the meal. Do not use pork loin, pork shoulder, pork belly, or processed pork products — the tenderloin cut specifically is what keeps fat content low enough for IBD dogs.
Lean ground turkey is one of the most practical proteins for busy pet owners because it’s widely available, inexpensive, cooks quickly, and is easy to portion. The critical detail is the fat content: standard ground turkey labeled “93% lean” still contains enough fat to cause problems in dogs with IBD or concurrent pancreatitis risk. Look specifically for 99% lean ground turkey — the fat difference between 93% and 99% lean is substantial. Boil in water (no broth, no seasoning) until fully cooked, breaking it apart while cooking, then drain and rinse to remove additional surface fat. Turkey is a reported allergen in roughly 3–4% of food-sensitive dogs — if your dog has been eating turkey-based food, choose a different protein for an elimination trial.
Rabbit is about as novel as it gets for the average pet dog in the United States. The vast majority of commercial dog foods don’t contain rabbit, which makes it an excellent candidate for a strict elimination trial. It’s also naturally lean — ground rabbit runs about 3–4 grams of fat per 3-ounce cooked serving — and highly digestible. The texture and mild flavor make it palatable even for dogs that have become picky eaters due to chronic nausea from IBD. Ground rabbit is easiest to work with — boil until fully cooked, drain, and cool before serving. Whole rabbit pieces work too but require more prep. Look for it at specialty butchers, farmers’ markets, or online pet food ingredient suppliers.
Venison has a strong track record in IBD elimination diets — it’s genuinely rare in standard commercial pet food, making it a legitimately novel protein for most dogs. Veterinary nutritionists often mention venison alongside rabbit as a top novel protein choice. The flavor is distinctive and appealing to dogs, which helps with picky IBD patients who’ve lost enthusiasm for eating. The fat content caveat matters here: wild-harvested venison is very lean, but farm-raised venison can vary. Trim all visible fat and use lean ground venison or finely diced venison steak. Cook to an internal temperature of 160°F. Avoid venison products sold in brine or with added seasonings — plain is the only appropriate preparation.
After a severe IBD flare that required a 12–24 hour fasting period (under veterinary guidance), the gut needs to be reintroduced to food gently. Egg whites provide nearly pure protein with virtually zero fat, making them one of the easiest proteins for a post-flare reintroduction. Cook the egg whites completely — raw egg whites contain avidin, which blocks biotin absorption — and serve plain with no added salt, pepper, or oil. A note: eggs are a reported allergen in approximately 4% of food-sensitive dogs. If your dog has a known egg sensitivity, substitute 3–4 oz of steamed tilapia instead. Egg whites are not a long-term complete protein source but work well as a short-term recovery food in the immediate post-flare window.
Cod is another excellent white fish option alongside tilapia — it’s lean, mild, and genuinely novel for most dogs. It has a slightly firmer texture than tilapia when cooked, which makes it easier to flake into even portions. Cod also delivers a modest amount of naturally occurring omega-3 fatty acids on top of any fish oil supplement you’re adding, giving it a mild anti-inflammatory advantage. Bake at 375°F for 15–18 minutes until the fish flakes easily and reaches 145°F internal temperature. Remove all bones carefully — a small fish bone in an already-inflamed gut is the last thing you need. Frozen boneless cod fillets are widely available and convenient for batch prepping a week’s worth of meals.
Carbohydrates in an IBD diet aren’t filler — they’re the easily digestible energy source that lets the body focus healing resources on the gut rather than metabolizing complex foods. Choose digestible, low-fiber options during flares, then consider adding gentle fiber sources as your dog stabilizes.
White rice — not brown — is the gold standard carbohydrate for dogs experiencing active GI distress, and it’s consistently recommended by the AVMA and most veterinary teaching hospitals for the acute phase of digestive upset. The reason white beats brown is counterintuitive: brown rice is nutritionally superior in terms of fiber and micronutrients, but that extra fiber is exactly what an inflamed, irritated gut doesn’t need right now. Lower fiber means less intestinal transit stimulus and less work for a gut that’s already struggling. Cook it soft — slightly past al dente, even verging on sticky. The softer it is, the easier it digests. Plain water only, no broth, no salt.
Sweet potato is a versatile IBD-diet staple that works well for both the acute and maintenance phases. The soluble fiber in sweet potato — pectin and other forms — absorbs water in the gut and forms a gentle gel that helps regulate stool consistency, whether the problem is diarrhea or constipation. It’s also a source of beta-carotene (which dogs convert to vitamin A), potassium, and B vitamins. Peel the sweet potato before cooking — the skin adds insoluble fiber that can be irritating to an inflamed gut. Bake at 375°F until completely soft, then mash without butter, milk, or seasoning. Sweet potato ranks among the foods that veterinary gastroenterologists consistently recommend across nearly all GI conditions in dogs.
Pearled barley is one of the three specific carbohydrates Cornell University’s veterinary nutrition team has used in their published IBD recipes (alongside sweet potato and oatmeal). It’s gentle on the gut, lower in the glycemic index than white rice, and provides beta-glucan — a soluble fiber that supports healthy gut bacteria without causing the transit acceleration that insoluble fiber can trigger. Cook pearled barley until it’s completely soft and slightly gelatinous — undercooked barley is harder to digest and defeats the purpose. Cook in plain water only. Barley is a gluten-containing grain; if your dog has celiac-like sensitivity (rare, but it exists), stick with rice or sweet potato instead. For most IBD dogs, barley is an excellent, underused option.
Oatmeal is one of the most digestible grains available, and it’s gluten-free (though it can be cross-contaminated in processing — look for certified gluten-free oats if you suspect grain sensitivities). The soluble fiber beta-glucan in oats supports beneficial gut bacteria and helps stabilize stool. Cornell includes oatmeal as the carbohydrate base in their lean turkey and oats IBD recipe. Cook to a soft, porridge-like consistency using plain water — no milk, no flavoring, no sugar. Instant oats are fine and actually digest slightly more easily than steel-cut oats. Old-fashioned rolled oats land in the middle and are the most widely available. Let it cool completely before serving — hot food can further irritate an inflamed gut.
White potato — peeled and boiled until completely soft, then mashed plain — is a highly digestible, low-fiber carbohydrate option for IBD dogs that don’t tolerate rice well. It’s starchy, bland, and easy on an inflamed gut. The key is removing the skin (which adds insoluble fiber) and serving it completely plain. No butter, no milk, no salt, no pepper. This isn’t about nutrition elegance — a plain boiled potato isn’t a nutritional powerhouse — but for dogs in an active flare who need maximum digestibility with minimum gut stimulus, it does the job. Pair it with a lean protein and add your vet-recommended supplements to ensure nutritional completeness.
Quinoa is technically a seed, not a grain, which makes it a useful option for dogs that don’t tolerate any of the standard grain-based carbohydrates. It’s a complete protein source on its own, digestible, and naturally gluten-free. The critical step with quinoa is thorough rinsing before cooking — the outer coating (saponin) is naturally bitter and can cause digestive irritation in sensitive dogs. Rinse it in cold water for at least 60 seconds, stirring, before cooking. Then cook in plain water until the white “tail” unfurls from each grain. Let it cool completely. Quinoa is rarely used in standard commercial dog foods, so it qualifies as a novel carbohydrate for most dogs and adds some protein diversity to the meal.
Vegetables and fruits can be valuable additions to an IBD dog’s homemade diet, but the choice matters. Low-fiber, easy-to-digest options support gut healing; cruciferous vegetables and high-fiber fruits often make things worse.
Canned pumpkin is one of the few foods that veterinary gastroenterologists consistently recommend across nearly all GI conditions. It provides a blend of soluble and insoluble fiber that can firm loose stools AND help with constipation — essentially it nudges the gut toward normal regardless of which direction it’s misbehaving. The non-negotiable: buy plain canned pumpkin, not pumpkin pie filling. Pumpkin pie filling contains sugar, spices (including potentially toxic nutmeg), and other additives that are harmful to dogs. The label should say one ingredient: pumpkin. A small amount goes a long way — start with 1–2 teaspoons per meal for a small dog, 1–2 tablespoons for a larger dog. It can be stirred directly into the meal.
Carrots are one of the safest vegetables to add to an IBD dog’s diet, provided they’re cooked. Raw carrots are high in insoluble fiber and hard to chew thoroughly, which means they can arrive in the intestine in larger pieces that irritate an already inflamed lining. Cooked carrots are softer, easier to digest, and significantly less irritating. Steam or boil until completely tender, then either serve as small pieces or mash into the meal. Carrots provide beta-carotene (precursor to vitamin A), some soluble fiber, and natural sweetness that makes meals more appealing for picky IBD eaters. Keep the quantity modest — one or two tablespoons mixed into the meal — rather than making them the dominant ingredient.
Zucchini has very high water content, very low fiber, and an extremely mild flavor — all of which make it one of the gentlest vegetable additions for an IBD dog. It’s also low in calories, so it adds volume and moisture to a meal without adding significant digestive load. Lightly steamed or boiled until soft is the right preparation. For dogs with very sensitive guts, you can remove the skin before cooking — the peel adds a small amount of insoluble fiber that most dogs tolerate fine, but eliminating it gives you maximum digestive gentleness during a flare. Serve in small pieces mixed into the main meal. Zucchini is very rarely implicated in food sensitivities in dogs and is generally considered one of the safest vegetable choices.
Blueberries are one of the safer fruit additions for IBD dogs — they’re low in sugar compared to other fruits, rich in antioxidants including anthocyanins that have demonstrated anti-inflammatory properties in research, and generally very well-tolerated. They’re small enough that they don’t need to be chopped, though mashing them into the meal is fine if your dog doesn’t enjoy whole fruit. Quantity matters — a few berries, not a handful. Too much fruit adds sugar and fermentable carbohydrates that can cause gas and worsen loose stools. Think of blueberries as an enhancement, not a significant portion of the meal. Organic fresh or frozen blueberries (thawed) both work — avoid dried blueberries, which are higher in sugar and sometimes contain preservatives.
Butternut squash is a useful alternative when a dog is sick of sweet potato (yes, dogs can get bored, especially when they’re eating a limited diet). It provides similar soluble fiber and vitamin A precursors, with a slightly sweeter flavor that many dogs find appealing. Like sweet potato, peeling is important — the skin adds insoluble fiber that serves no benefit during active inflammation. Roast cubed butternut squash at 375°F until completely soft (about 30–35 minutes), peel off any remaining skin, and mash or puree plain. Frozen butternut squash cubes are a convenient option and work just as well — steam or microwave until soft. Avoid any pre-seasoned squash products or those sold with butter or sugar added.
These aren’t the main event — they’re the additions that, when used correctly and under vet guidance, can meaningfully support gut health, reduce inflammation, and improve the effectiveness of your homemade diet.
If there’s one addition that comes up in virtually every veterinary recommendation for canine IBD, it’s omega-3 fatty acids from fish oil. EPA and DHA (the omega-3s in fish oil) have well-documented anti-inflammatory effects that directly address the root problem in IBD — chronic gut inflammation. They don’t cure IBD, but they can meaningfully reduce the severity of the inflammatory response. The dose matters — ask your vet for the appropriate amount based on your dog’s body weight. A general starting point used in many clinical settings is 20mg EPA/DHA per kilogram of body weight daily, but your vet may recommend more or less. Use fish oil specifically (salmon oil, sardine oil, anchovy oil) rather than flaxseed oil — dogs convert plant-based omega-3s (ALA) to EPA/DHA inefficiently, making fish oil far more bioavailable.
The gut microbiome of an IBD dog is almost always disrupted — the ratio of beneficial to potentially harmful bacteria is off in ways that perpetuate inflammation. Probiotics introduce specific strains of beneficial bacteria that help restore that balance. The important distinction is using a veterinary-formulated probiotic rather than regular human yogurt. Yogurt does contain live cultures, but the strains in commercial yogurt are not the strains that research supports for canine gut health — and yogurt contains lactose, which many adult dogs don’t digest well. Products like FortiFlora (Purina), Proviable, or Visbiome Vet contain strains clinically studied in dogs. Always discuss with your vet before starting probiotics — timing relative to antibiotic use matters, and some IBD presentations respond better to specific strains than others.
Psyllium husk is a soluble fiber supplement that dissolves into a gel in the gut, helping regulate stool consistency from both directions — it absorbs excess water in diarrhea and adds bulk to prevent constipation. It also acts as a prebiotic, feeding beneficial gut bacteria. This is not something to add without veterinary guidance — the right dose depends on your dog’s size, current stool quality, and whether they’re in a flare or a stable period. Too much psyllium can cause bloating and gas, particularly in dogs that are already uncomfortable. Many vets will recommend starting with a very small amount — sometimes as little as ¼ teaspoon per meal for a medium-sized dog — and adjusting based on response. Always mix it into moist food and ensure your dog has access to plenty of fresh water.
IBD dogs often become mildly dehydrated because of chronic diarrhea and vomiting, and they frequently lose interest in food during flare periods. Unsalted, dog-safe bone broth addresses both problems — it encourages fluid intake and makes a meal significantly more appealing to a dog that isn’t motivated to eat. The critical warning is sodium content. Most commercial bone broths sold for humans are far too high in sodium for dogs and often contain onion or garlic (both toxic). If buying commercial broth, look specifically for products labeled “for dogs” with sodium listed at or near zero, or make your own by simmering plain bones or meat scraps (chicken neck, beef marrow bones) in water for 12–24 hours, then cooling, skimming fat, and refrigerating. Never add onion, garlic, or seasoning of any kind.
Slippery elm is an herb that has been used in both human and veterinary integrative medicine for centuries for gastrointestinal complaints. When mixed with water, the powder forms a mucilage — a slippery, gel-like coating — that is thought to help protect and soothe the inflamed intestinal lining. It’s not a cure for IBD, but some dogs respond positively to it as a supportive addition. Always discuss with your vet before adding any herbal supplement — slippery elm can theoretically slow the absorption of medications, which matters if your dog is also on immunosuppressants or other IBD medications. Dose based on your dog’s weight per your vet’s guidance. Mix the powder into warm water to let it gel, then stir into the meal. Buy from reputable supplement suppliers who test for purity.
Curcumin, the active compound in turmeric, has demonstrated anti-inflammatory properties in research — including some studies specifically looking at gut inflammation. It’s a genuinely useful addition in theory, with one important preparation caveat: curcumin is poorly absorbed on its own and needs to be paired with a small amount of fat and ideally black pepper to become bioavailable. For an IBD dog on a low-fat diet, this creates a tension — the fat required for curcumin absorption conflicts with the low-fat dietary goal. Use the tiniest pinch of turmeric stirred into a small amount of fish oil (your omega-3 addition) at mealtime. This provides the fat vehicle while keeping the overall fat addition minimal. Avoid large amounts — turmeric in quantity can irritate the GI tract, which is the opposite of the goal.
An inflamed gut often struggles to produce adequate amounts of its own digestive enzymes, which means food — even perfectly chosen food — isn’t being broken down and absorbed as efficiently as it should be. Digestive enzyme supplements can help fill that gap by providing lipase (for fats), protease (for proteins), and amylase (for carbohydrates) from outside the body. Products like Prozyme, Digestive Support by Rx Vitamins for Pets, or veterinary-prescribed pancreatic enzyme products are appropriate options — ask your vet which format and dose makes sense for your dog’s specific situation. Dogs with exocrine pancreatic insufficiency (EPI) — which can coexist with or mimic IBD — often require pancreatic enzyme supplementation specifically and will not improve without it. If IBD treatment isn’t working, testing for EPI is worth discussing with your vet.
These five recipes pull the ingredients above into complete, ready-to-use meal templates. Each is built around the principle of lean protein, easily digestible carbohydrate, and minimal additional ingredients. Always add your vet-recommended supplement to every recipe — none of these are nutritionally complete without supplementation.
This recipe is based directly on Cornell University’s published IBD home diet protocol and is appropriate for both maintenance feeding and gentle reintroduction after a flare. Tilapia provides a nearly allergen-free protein source, sweet potato provides soluble fiber and vitamins, and fish oil addresses gut inflammation directly. It’s genuinely the most evidence-informed place to start for most dogs with food-responsive IBD.
• 6 oz baked tilapia (boneless, 145°F internal)
• 10 oz baked sweet potato (peeled, mashed plain)
• ½ tsp fish oil (mix in before serving)
• Vet-formulated supplement (per package/vet instructions)
Method: Bake tilapia and sweet potato separately, cool completely, mix together with fish oil and supplement. Divide into 3–4 portions and feed throughout the day. Refrigerate remainder in sealed containers for up to 3 days; freeze portions beyond that.
For dogs that have lost enthusiasm for eating — common in IBD when chronic nausea sets in — pork tenderloin’s flavor is a strong motivator. Paired with barley and a spoonful of plain pumpkin to regulate stool, this recipe is excellent for the stable maintenance phase. It batch-preps well, stores for up to 4 days refrigerated, and provides a genuinely different flavor profile from fish-based recipes so your dog gets some dietary variety without compromising the low-allergen approach.
• 6 oz roasted pork tenderloin (160°F internal, fat trimmed, sliced thin)
• 8 oz cooked pearled barley (cooked very soft in plain water)
• 1 tbsp plain canned pumpkin
• ½ tsp fish oil
• Vet-formulated supplement
Method: Roast tenderloin at 350°F for 25–30 minutes. Cook barley in advance. Cool everything completely, mix with pumpkin, fish oil, and supplement. Divide into 3–4 daily portions.
This is the recipe to use when a dog is coming out of a serious flare and needs the most gentle, hypoallergenic option possible. Rabbit is about as far from any typical commercial dog food protein as you can get, making it ideal for an elimination diet restart after a bad episode. Zucchini adds volume and moisture without adding meaningful fiber load, and sweet potato provides enough soluble fiber to begin normalizing stool consistency.
• 6 oz ground rabbit, boiled in plain water until cooked, drained
• 8 oz peeled sweet potato, baked and mashed plain
• 3 tbsp steamed zucchini (diced small, no skin if very sensitive)
• ½ tsp fish oil
• Vet-formulated supplement
Method: Boil rabbit in plain water until cooked through. Drain. Bake and mash sweet potato. Steam zucchini until very tender. Cool everything, combine with fish oil and supplement. Feed in 4 very small meals during the recovery phase.
This recipe is the third of Cornell’s published IBD diet templates, adapted for home use with the blueberry addition for antioxidant support during the stable maintenance phase (not during active flares). It works particularly well for dogs that tolerate turkey but need a change from the rice or sweet potato base — oatmeal provides a different fiber profile that some dogs respond to very well.
• 4 oz 99% lean ground turkey, boiled and drained
• 8 oz cooked rolled oats (plain water, porridge consistency)
• 5–8 fresh blueberries, lightly mashed
• ½ tsp fish oil
• Vet-formulated supplement
Method: Boil and drain turkey. Cook oats to soft porridge. Cool everything completely, mix in blueberries, fish oil, and supplement. Divide into 3 meals. Store refrigerated up to 3 days.
This recipe is designed for IBS dogs whose symptoms are driven by stress and food intolerance rather than immune-mediated IBD — the two novel ingredients (venison and quinoa) make it a strong choice when you want to eliminate as many prior dietary exposures as possible. It’s also grain-free, which may benefit dogs with specific grain intolerances. The cooked carrot adds a small amount of soluble fiber and natural sweetness that makes the meal more appealing.
• 6 oz lean ground venison, cooked in dry pan until no pink remains, fat drained
• 6 oz cooked quinoa (rinsed thoroughly before cooking, cooked in plain water)
• 4 baby carrots, boiled until very soft, mashed
• ½ tsp fish oil
• Vet-formulated supplement
Method: Cook venison dry, drain fat. Rinse and cook quinoa in 2× water until tails appear. Boil and mash carrots. Cool everything, combine with fish oil and supplement. Divide into 3–4 daily meals.
Knowing what not to feed matters as much as knowing what to include. These are the most common mistakes — some will trigger obvious flare-ups within hours; others cause chronic low-level inflammation that slowly undermines your dog’s progress.
- Onion and garlic (in any form): destroy red blood cells and cause anemia — toxic in fresh, dried, cooked, and powdered forms. Even small amounts accumulate over time.
- Grapes and raisins: cause acute kidney failure in dogs. No safe dose has been established.
- Xylitol: a sugar substitute found in sugar-free peanut butter, gum, and some baked goods — causes rapid, severe hypoglycemia and liver failure.
- Chocolate and caffeine: both contain methylxanthines that are toxic to dogs — dark chocolate worst, but all forms dangerous.
- Macadamia nuts: cause weakness, tremors, and hyperthermia.
- Cooked bones: splinter into sharp fragments that can perforate the gut — catastrophic in a dog whose gut is already inflamed.
If your dog ingests any of these, call the ASPCA Animal Poison Control Center at 888-426-4435 (24/7) immediately.
- High-fat proteins and foods: fatty ground beef, pork ribs, chicken skin, dark poultry meat, any fried food. Fat slows gastric emptying and worsens absorption in IBD dogs.
- Dairy products: most adult dogs lack sufficient lactase enzyme to properly digest lactose. Cheese, milk, yogurt, and butter can trigger significant diarrhea and gas in IBD dogs. (Note: vet-prescribed probiotic products labeled safe for dogs are different from yogurt.)
- Cruciferous vegetables: broccoli, cauliflower, cabbage, Brussels sprouts — all produce gas as they ferment in the gut. For a dog with IBS or IBD, this causes painful bloating and can worsen diarrhea.
- Wheat, corn, and soy: common allergens in dog food that can trigger immune responses in sensitive dogs. Avoiding these is particularly important during an elimination trial.
- Artificial preservatives and additives: BHA, BHT, ethoxyquin, and artificial colors found in many commercial treats can irritate the gut lining of sensitive dogs.
- Table scraps and mixed leftovers: even well-meaning sharing undermines an elimination diet by introducing hidden proteins. A single bite of a previous food can set back a 3-week elimination trial.
- Raw proteins: higher bacterial load + higher fat content than cooked alternatives — both problematic for IBD dogs specifically.
Every homemade diet for dogs should include a vet-formulated supplement to compensate for micronutrients that whole foods don’t provide in the right amounts. Products like BalanceIt, Hilary’s Blend, or a recipe-specific supplement from a veterinary nutritionist (find one at acvn.org) can be matched to your specific recipe. Never assume a whole-food diet is nutritionally complete without running the numbers — the symptoms of calcium or zinc deficiency in dogs take months to appear, by which point significant harm may have occurred. This is the one area where professional guidance is truly non-negotiable.
Use this table to quickly scan each food’s category, its level of gut-friendliness for IBS/IBD, and whether it’s appropriate during active flares or only during stable periods.
← Swipe left to see all columns →
| # | Food | Category | Fat Level | During Flare? | Novel Protein? | Vet Consult Needed? |
|---|---|---|---|---|---|---|
| 1 | Baked Tilapia | Protein | Very Low | Yes | Yes | Recommended |
| 2 | Pork Tenderloin | Protein | Low | Yes | Yes | Recommended |
| 3 | 99% Lean Ground Turkey | Protein | Very Low | Yes | Check history | Recommended |
| 4 | Rabbit | Protein | Low | Yes | Yes (for most) | Recommended |
| 5 | Venison | Protein | Low (lean) | Yes | Yes (for most) | Recommended |
| 6 | Cooked Egg Whites | Protein | Zero fat | Post-flare only | Not if egg-sensitive | Recommended |
| 7 | Baked Cod | Protein | Very Low | Yes | Yes | Recommended |
| 8 | White Rice | Carbohydrate | None | Yes — first choice | N/A | Vet diet plan |
| 9 | Sweet Potato (peeled) | Carbohydrate | None | Yes | N/A | Vet diet plan |
| 10 | Pearled Barley | Carbohydrate | None | Yes | N/A | Vet diet plan |
| 11 | Plain Oatmeal | Carbohydrate | None | Yes | N/A | Vet diet plan |
| 12 | Mashed Potato (plain) | Carbohydrate | None | Yes — acute | N/A | Vet diet plan |
| 13 | Rinsed Quinoa | Carbohydrate | Low | Stable phase | N/A | Vet diet plan |
| 14 | Plain Canned Pumpkin | Vegetable/Fiber | None | Yes | N/A | Start small |
| 15 | Cooked Carrots | Vegetable | None | Yes (cooked) | N/A | Start small |
| 16 | Cooked Zucchini | Vegetable | None | Yes | N/A | Start small |
| 17 | Fresh Blueberries | Fruit | None | Stable phase only | N/A | Small amount |
| 18 | Cooked Butternut Squash | Vegetable | None | Yes | N/A | Start small |
| 19 | Fish Oil (omega-3) | Supplement | Healthy fat | Yes — every day | N/A | Yes — dose with vet |
| 20 | Vet Probiotic | Supplement | None | Yes | N/A | Yes — choose strain with vet |
| 21 | Psyllium Husk | Supplement/Fiber | None | Carefully | N/A | Yes — dose with vet |
| 22 | Low-Sodium Bone Broth | Hydration | Minimal | Yes | N/A | Zero sodium only |
| 23 | Slippery Elm Bark | Herbal Support | None | Carefully | N/A | Yes — may affect meds |
| 24 | Turmeric (pinch) | Spice/Supplement | Trace | Not during flares | N/A | Tiny amount only |
| 25 | Digestive Enzyme | Supplement | None | Yes | N/A | Yes — select with vet |
| 26 | Tilapia + Sweet Potato Bowl | Full Recipe | Very Low | Yes | Yes | Yes — add supplement |
| 27 | Pork + Barley + Pumpkin | Full Recipe | Low | Yes | Yes | Yes — add supplement |
| 28 | Rabbit + Sweet Potato Bowl | Full Recipe | Very Low | Post-flare | Yes | Yes — add supplement |
| 29 | Turkey + Oatmeal + Blueberry | Full Recipe | Very Low | Stable phase | Check history | Yes — add supplement |
| 30 | Venison + Quinoa + Carrot | Full Recipe | Low | Stable phase | Yes | Yes — add supplement |
Start here: take away all food for 12–24 hours only if your vet advises it (never do this without vet guidance in small dogs, seniors, or diabetic dogs). After that, reintroduce with the smallest possible meals of white rice and egg white (or tilapia if egg is a concern) — Recipe 28’s rabbit version works well as a gentle restart. Feed 4 tiny meals instead of 2 normal ones. Keep fish oil going. Skip all vegetables, fruits, and any supplements beyond fish oil until the gut has calmed. If your dog vomits, has blood in stool, or shows signs of dehydration or lethargy, that’s a veterinary emergency — don’t try to manage it at home.
Get a clear diagnosis first — IBS and food-responsive IBD and immune-mediated IBD are managed differently. Ask your vet: “Is this likely food-responsive?” If yes, start a strict elimination diet with a single novel protein and a single carbohydrate — tilapia with sweet potato is the evidence-based starting point. Commit to 3 weeks with zero deviation. No treats, no table scraps, no other food of any kind. If your dog improves, you’ve identified food-responsive IBD and now have a foundation to build from. During this trial, add fish oil and a vet-formulated supplement to every meal. At week 3, report back to your vet with detailed notes on stool frequency, consistency, vomiting episodes, and energy level.
The honest answer: a properly formulated homemade diet for a medium-sized dog costs roughly $3–$6 per day in ingredients plus the cost of a vet-formulated supplement, which often runs $20–$40 per month. That’s competitive with or cheaper than many prescription veterinary diets. Batch cooking once or twice per week dramatically reduces time investment — most of these recipes take about 45 minutes to prepare 4–5 days of food. Start with just one recipe (tilapia and sweet potato is simplest), master that, then expand if needed. Freezing weekly portions in meal-sized containers means you always have food ready without daily cooking.
For stress-triggered IBS, the diet principles are the same — low-fat, easily digestible, no common allergens — but the environmental component matters equally. Predictable feeding times, stable routine, reduced exposure to triggers (loud noises, visitors, separation), and mental enrichment through food puzzles and calm activity can meaningfully reduce IBS flare frequency. A vet-prescribed probiotic specific to stress-related gut response (some strains show particular benefit for anxiety-linked gut issues) may also help. Recipe 30 (venison and quinoa) works well as a novel, stable maintenance diet for IBS dogs while you address the underlying stressors.
Senior dogs with IBD need everything in this guide plus a few extra considerations. Weight loss is more serious in older dogs — if your senior dog is losing weight despite eating, discuss caloric density with your vet, since the low-fat approach might need to be slightly modified to prevent muscle wasting. Kidney function also becomes a consideration in seniors — very high protein diets can strain kidneys that are already aging, so protein levels should be monitored. Senior dogs often develop IBD alongside other conditions (hypothyroidism, kidney disease, cancer) — ruling out concurrent conditions is an important step in a newly diagnosed senior. More frequent vet check-ins (every 3 months rather than annually) make sense for a senior on a homemade IBD diet.
This guide is for general informational and educational purposes only and does not constitute veterinary medical advice. Every dog’s nutritional needs, health status, and disease presentation are different — never make significant dietary changes without consulting a licensed veterinarian or board-certified veterinary nutritionist. Homemade diets for dogs with IBD or IBS require veterinary-formulated supplementation to be nutritionally complete; the recipes above are templates, not complete nutritional profiles. If your dog is experiencing vomiting, diarrhea, blood in stool, weight loss, or lethargy, seek veterinary attention promptly. In case of suspected poisoning, contact the ASPCA Animal Poison Control Center at 888-426-4435 (available 24/7; consultation fee may apply). Information in this guide reflects published veterinary nutrition research and is provided in good faith — however, veterinary guidelines are updated regularly and your vet’s direct guidance always takes precedence over general information.