Best Cranberry Supplements for Dogs (2026) – Top 10 Reviewed
Cranberry supplements for dogs support urinary tract health and help maintain normal bladder function. These supplements are especially popular for dogs prone to recurring UTIs or those who need extra urinary support as they age.
The best cranberry supplements combine cranberry extract with complementary ingredients like D-Mannose and probiotics at effective doses, with palatability that ensures your dog actually takes them. Here are our top 10 picks for 2026.
| Product | Key Ingredients | Count | Form | Best For |
|---|---|---|---|---|
| VetriScience UT Health Chews | Cranberry, Probiotics, GanedenBC30 | 60 | Chews | Best Overall |
| Dog UTI Treatment Advanced Cranberry | Cranberry, D-Mannose, Vitamins | 120 | Chews | Best Value |
| Natural Dog Company Urinary & Bladder | Cranberry, D-Mannose, Marshmallow Root | 90 | Chews | Best Premium Formula |
| 2-Pack Dog UT Treats (240 ct) | Cranberry, Fish Oil, Pumpkin | 240 | Chews | Best Bulk Buy |
| Dog UTI Chews 170 Treats | Cranberry, Multivitamins | 170 | Chews | Best Budget Option |
| Cat & Dog UTI Treatment Liquid | Cranberry Extract, Herbal Blend | 2 oz | Liquid | Best for Small Dogs |
| Wellix Urinary Bites 260 ct | Cranberry, D-Mannose, Marshmallow | 260 | Soft Bites | Best High Count |
| Dog UT Treats 70 ct | Cranberry, Fish Oil, D-Mannose | 70 | Chews | Best Starter Size |
| Dog UTI Treatment 170 Cranberry Chews | Cranberry, D-Mannose, Multivitamins | 170 | Chews | Best Multi-Benefit |
| Natural Dog Company Liver & Kidney | Cranberry, Milk Thistle, Dandelion | 90 | Chews | Best for Senior Dogs |
1. VetriScience UT Health Chews – Best Overall
Why it stands out: This veterinary-strength formula combines clinically studied ingredients with the probiotic GanedenBC30, setting it apart from basic cranberry supplements. VetriScience has built a strong reputation among vets and pet owners alike.
These chicken liver flavored chews deliver cranberry extract alongside naturally sourced ingredients designed to support canine urinary wellness. The addition of probiotics supports gut-urinary axis health, which research suggests plays a role in UTI prevention. Most dogs find the flavor appealing, making daily dosing straightforward. At 60 chews per container, it’s a reasonable value for a vet-formulated product.
Pros:
- Clinically studied probiotic strain (GanedenBC30)
- Veterinary-strength formulation
- Highly palatable chicken liver flavor
Cons:
- Higher price point than basic supplements
Best for: Dogs with recurring urinary issues who need a comprehensive, vet-backed formula.
2. Dog UTI Treatment Advanced Cranberry – Best Value
Why it stands out: This supplement packs cranberry, D-Mannose, and a multivitamin blend into an affordable 120-count package, delivering solid urinary support without breaking the bank.
The advanced formula targets bladder control and urinary tract health with cranberry extract as the star ingredient. D-Mannose helps prevent bacteria from adhering to the urinary tract walls, while added vitamins round out the nutritional profile. Made in the USA, these chews work for dogs of various sizes. The 120-count supply lasts most dogs 2-4 months depending on size.
Pros:
- Excellent price-to-count ratio
- Includes D-Mannose for enhanced effectiveness
- Made in USA
Cons:
- Some picky eaters may need encouragement
Best for: Pet parents seeking effective urinary support at an accessible price point.
3. Natural Dog Company Urinary & Bladder – Best Premium Formula
Why it stands out: This thoughtfully crafted formula combines cranberry with D-Mannose, marshmallow root, and astragalus for comprehensive urinary tract support using high-quality, functional ingredients.
Natural Dog Company focuses on clean ingredients without unnecessary fillers. Marshmallow root provides soothing support for the urinary tract lining, while astragalus contributes immune-supporting properties. The soft chew format makes administration easy, and most dogs enjoy the taste. At 90 chews, you get about a 3-month supply for medium-sized dogs.
Pros:
- Premium, functional ingredient blend
- Includes soothing marshmallow root
- Clean formula from trusted brand
Cons:
- Premium pricing
Best for: Health-conscious pet parents who prioritize ingredient quality and comprehensive formulas.
4. 2-Pack Dog UT Treats (240 Total) – Best Bulk Buy
Why it stands out: This two-pack delivers 240 total chews with a well-rounded formula including fish oil and pumpkin, making it the most economical choice for multi-dog households or long-term use.
Beyond cranberry extract, these treats include omega-3 rich fish oil for anti-inflammatory support and pumpkin for digestive health. D-Mannose rounds out the urinary-focused ingredients. The soft chew format works well for dogs of all sizes, and the bulk packaging means fewer reorders. Each chew is appropriately sized for easy dosing.
Pros:
- Best per-chew value
- Fish oil adds anti-inflammatory benefits
- Pumpkin supports digestive health
Cons:
- Large quantity may not suit dogs who need to try before committing
Best for: Multi-dog households or pet parents committed to long-term urinary maintenance.
5. Dog UTI Chews 170 Treats – Best Budget Option
Why it stands out: With 170 treats at an entry-level price, this supplement makes urinary support accessible without compromising on the core cranberry benefit.
This straightforward formula focuses on cranberry supplementation with added multivitamins for general health support. The high count means you’re getting solid value, especially for larger dogs who need more chews per day. Made in the USA with digestive and immune support benefits beyond just urinary health.
Pros:
- Affordable entry point
- High chew count
- Multivitamin bonus
Cons:
- Less comprehensive formula than premium options
Best for: Budget-conscious pet parents looking for basic cranberry supplementation.
6. Cat & Dog UTI Treatment Liquid – Best for Small Dogs
Why it stands out: This 2 oz liquid formula offers precise dosing for small dogs and cats, with drops that are easier to administer than chews for tiny breeds.
Liquid supplements allow you to adjust dosing precisely based on your pet’s weight—particularly valuable for toy breeds where chews may be oversized. The cranberry-based formula supports kidney and bladder health with a formula safe for pets of all ages and breeds. Simply add drops to food or administer directly. One bottle provides extended use for small pets.
Pros:
- Precise dosing for tiny dogs
- Easy to mix with food
- Works for cats too (multi-pet households)
Cons:
- Smaller total supply than chew options
Best for: Toy breeds, Chihuahuas, Yorkshire Terriers, and other small dogs under 15 lbs.
7. Wellix Urinary Bites 260 Count – Best High Count
Why it stands out: At 260 soft bites per container, this option offers the highest count in our roundup while maintaining a solid ingredient profile with cranberry, D-Mannose, and marshmallow root.
The chicken-flavored bites include marshmallow root for soothing support and D-Mannose to help prevent bacterial adhesion. The soft bite format works well for senior dogs or those with dental sensitivities. The high count makes this especially economical for larger breeds requiring multiple daily doses or households maintaining several dogs.
Pros:
- Highest chew count available
- Includes marshmallow root
- Soft texture for senior dogs
Cons:
- Lesser-known brand
Best for: Large breed dogs or pet parents wanting maximum supply per purchase.
8. Dog UT Treats 70 Count – Best Starter Size
Why it stands out: This 70-count package lets you test cranberry supplementation without committing to a large supply—perfect for first-time users or dogs with unpredictable preferences.
The formula combines cranberry extract with fish oil, pumpkin, and D-Mannose for well-rounded urinary and digestive support. Soft chews make daily dosing simple, and the reasonable count means you can evaluate whether your dog accepts them before investing in bulk. Works well for small to medium dogs.
Pros:
- Lower commitment for trial
- Well-balanced formula
- Includes fish oil and pumpkin
Cons:
- Higher per-chew cost than bulk options
Best for: First-time buyers wanting to test palatability before committing to larger quantities.
9. Dog UTI Treatment 170 Cranberry Chews – Best Multi-Benefit
Why it stands out: This supplement combines urinary support with broader multivitamin benefits, addressing bladder and kidney health alongside general wellness in one daily chew.
Beyond cranberry and D-Mannose, this formula includes vitamins and minerals that support overall dog health. The multivitamin component means you may be able to simplify your supplement routine. At 170 chews, most dogs get 2-4 months of supply. Good palatability reports make daily dosing straightforward.
Pros:
- Combines urinary and multivitamin support
- May replace separate supplements
- Solid chew count
Cons:
- Jack-of-all-trades may mean less concentrated urinary support
Best for: Dogs who would benefit from both urinary support and general multivitamin supplementation.
10. Natural Dog Company Liver & Kidney – Best for Senior Dogs
Why it stands out: This formula addresses liver and kidney function together with cranberry, milk thistle, dandelion root, and turmeric—ideal for senior dogs who need comprehensive organ support.
Senior dogs often face multiple health challenges simultaneously. This supplement supports liver detoxification with milk thistle while cranberry and dandelion root address kidney and urinary health. Turmeric adds anti-inflammatory properties. The 90-count soft chews are easy for older dogs to consume, even those with dental issues.
Pros:
- Comprehensive organ support
- Milk thistle for liver health
- Anti-inflammatory turmeric
Cons:
- Less focused on urinary tract specifically
Best for: Senior dogs (7+ years) needing liver and kidney support alongside urinary health.
How to Choose the Right Cranberry Supplement for Your Dog
Key Ingredients to Look For
Cranberry extract is the foundation, but the best supplements include complementary ingredients. D-Mannose helps prevent bacteria from adhering to urinary tract walls. Probiotics support the gut-urinary connection. Marshmallow root soothes urinary tract tissues. Look for supplements that combine cranberry with at least one of these supporting ingredients.
Size & Breed Considerations
Dosing typically scales with body weight. Small dogs (under 25 lbs) often need just one chew daily, while large breeds may require 2-3. Liquid supplements offer the most precise dosing for toy breeds. Check the manufacturer’s guidelines and consider whether the chew size is appropriate—some large chews can be challenging for small dogs.
Form Factor: Chews vs Liquid
Soft chews are the most popular format due to ease of administration and palatability. Most dogs accept them as treats. Liquids work better for picky eaters since you can mix them into food, and they allow precise dosing for small dogs. Tablets are less common but may be preferred if your dog reliably takes pills.
What to Avoid
Skip products with excessive fillers, artificial colors, or sweeteners. Avoid formulas that don’t disclose their cranberry concentration or source. Be wary of products making unrealistic claims about “curing” UTIs—supplements support urinary health but aren’t replacements for veterinary care when infections occur.
Signs Your Dog May Need Cranberry Supplements
- Frequent urination attempts: Straining or trying to urinate more often than normal, especially with little output
- Accidents in the house: Previously housetrained dogs having indoor accidents may indicate urinary discomfort
- Blood in urine: Pink or red-tinged urine warrants immediate vet attention, though supplements may help prevent recurrence
- Excessive licking: Licking the genital area more than usual can signal urinary discomfort
- Strong urine odor: Unusually strong or foul-smelling urine may indicate bacterial issues
- Whimpering during urination: Signs of pain or discomfort when urinating
If your dog shows these symptoms, consult your veterinarian first. Cranberry supplements work best as preventive support or as part of a vet-recommended maintenance plan after treatment.
Side Effects and Safety
Most dogs tolerate cranberry supplements well with minimal side effects. Some dogs may experience mild digestive upset, especially when first starting—introduce gradually by giving half doses for the first few days. Diarrhea or soft stools occasionally occur but typically resolve as the dog adjusts.
Dogs with kidney disease, diabetes, or those on blood thinners should consult a vet before starting cranberry supplements. Cranberry can affect urine pH, which may interact with certain medications. Pregnant or nursing dogs should also get veterinary clearance. Always follow the recommended dosing guidelines based on your dog’s weight.
FAQs
How much cranberry supplement should I give my dog?
Follow the manufacturer’s guidelines, which typically scale by weight. Most products recommend 1 chew daily for dogs under 25 lbs, 2 chews for 25-75 lbs, and 3 chews for dogs over 75 lbs. Liquid supplements usually provide 1 ml per 10 lbs of body weight.
How long until I see results from cranberry supplements?
For preventive maintenance, consistent daily use over 2-4 weeks helps establish urinary tract support. If your dog has had recurring UTIs, you may notice fewer incidents over 1-3 months of regular use. These supplements work best as ongoing prevention rather than acute treatment.
Can I give my puppy cranberry supplements?
Most cranberry supplements are safe for puppies over 12 weeks old, though dosing should be adjusted for their smaller size. Check the specific product’s age recommendations. Puppies rarely need urinary support unless recommended by a vet for a specific condition.
Are there any side effects from cranberry supplements?
Side effects are uncommon but may include mild digestive upset, soft stools, or diarrhea when first starting. These typically resolve within a few days. Introduce supplements gradually and discontinue if your dog shows persistent digestive issues.
Can I give cranberry supplements with other medications?
Cranberry can interact with blood thinners and certain medications that affect kidney function. Always inform your vet about any supplements your dog takes. In most cases, cranberry supplements are safe alongside standard medications, but professional guidance ensures no conflicts.
Should I use cranberry supplements instead of antibiotics for UTIs?
No. Cranberry supplements support urinary tract health but do not treat active infections. If your dog has a UTI, veterinary treatment with appropriate antibiotics is necessary. Cranberry supplements are best used preventively or as maintenance after treatment to reduce recurrence risk.
Final Verdict
For most dogs, VetriScience UT Health Chews offers the best combination of veterinary-backed formulation and proven ingredients including the clinically studied GanedenBC30 probiotic. It’s our top recommendation for dogs prone to urinary issues.
Pet parents watching their budget will find excellent value in Dog UTI Treatment Advanced Cranberry, which delivers D-Mannose and cranberry at a fraction of premium prices. For senior dogs with broader health needs, Natural Dog Company Liver & Kidney provides comprehensive organ support beyond just urinary health.
Small breed owners should consider the Liquid UTI Treatment for precise dosing, while multi-dog households will appreciate the value of the 240-count bulk pack.
